CDX-L490B/L490X

SERVICE MANUAL E Model

Ver 1.0 2002. 12

Photo: CDX-L490X

• The tuner and CD sections have no adjustments.

Model Name Using Similar Mechanism NEW
CD Drive Mechanism Type MG-393XC-121//K
Optical Pick-up Name KSS-721A

SPECIFICATIONS
CD player section Power amplifier section
Signal-to-noise ratio 90 dB Outputs Speaker outputs
Frequency response 10 – 20,000 Hz (sure seal connectors)
Wow and flutter Below measurable limit Speaker impedance 4 – 8 ohms
Maximum power output 45 W × 4 (at 4 ohms)
Tuner section
FM General
Tuning range FM tuning interval: Outputs Audio outputs (rear)
50 kHz/200 kHz switchable Power antenna relay control terminal
87.5 – 108 MHz Power amplifier control terminal
(at 50 kHz step) Inputs Antenna input terminal
87.5 – 107.9 MHz Tone controls Low: ±10 dB at 60 Hz (XPLOD)
(at 200 kHz step) Mid: ±10 dB at 1 kHz (XPLOD)
Antenna terminal External antenna connector High: ±10 dB at 10 kHz (XPLOD)
Intermediate frequency 10.7 MHz Power requirements 12 V DC car battery
Usable sensitivity 11 dBf (negative earth)
Selectivity 75 dB at 400 kHz Dimensions Approx. 178 × 50 × 176 mm
Signal-to-noise ratio 65 dB (stereo), (w/h/d)
68 dB (mono) Mounting dimensions Approx. 182 × 53 × 161 mm
Harmonic distortion at 1 kHz (w/h/d)
0.7% (stereo), Mass Approx. 1.2 kg
0.5% (mono) Supplied accessories Parts for installation and connections
Separation 33 dB at 1 kHz Front panel case (1)
Frequency response 30 – 15,000 Hz
Note
AM This unit cannot be connected to a digital preamplifier or an equalizer.
Tuning range AM tuning interval:
9 kHz/10 kHz switchable Design and specifications are subject to change without
531 – 1,602 kHz notice.
(at 9 kHz step)
530 – 1,710 kHz
(at 10 kHz step)
Antenna terminal External antenna connector
Intermediate frequency 10.7 MHz/450 kHz
Sensitivity AM: 30 µV

FM/AM COMPACT DISC PLAYER

9-874-266-01 Sony Corporation
2002L0400-1 e Vehicle Company
© 2002. 12 Published by Sony Engineering Corporation

1
CDX-L490B/L490X

SERVICE NOTES TEST DISCS

This set can playback CD-R and CD-ROM discs. The following
NOTES ON HANDLING THE OPTICAL PICK-UP BLOCK test discs should be used to check the capability:
OR BASE UNIT
The laser diode in the optical pick-up block may suffer electrostatic CD-R test disc TCD-R082LMT (Part No. J-2502-063-1)
breakdown because of the potential difference generated by the CD-RW test disc TCD-W082L (Part No. J-2502-063-2)
charged electrostatic load, etc. on clothing and the human body.
During repair, pay attention to electrostatic breakdown and also use Notes on CD-R/CD-RW discs
the procedure in the printed matter which is included in the repair • You can play CD-Rs (recordable CDs)/CD-RWs (rewritable CDs)
parts. designed for audio use on this unit.
The flexible board is easily damaged and should be handled with Look for these marks to distinguish CD-Rs/CD-RWs for audio
care. use.

NOTES ON LASER DIODE EMISSION CHECK

The laser beam on this model is concentrated so as to be focused on
the disc reflective surface by the objective lens in the optical pick-
up block. Therefore, when checking the laser diode emission, ob- These marks denote that a disc is not for audio use.
serve from more than 30 cm away from the objective lens.

Notes on Chip Component Replacement

• Never reuse a disconnected chip component.
• Notice that the minus side of a tantalum capacitor may be dam- • Some CD-Rs/CD-RWs (depending on the equipment used for
aged by heat. its recording or the condition of the disc) may not play on this
unit.
• You cannot play a CD-R/CD-RW that is not finalized∗.

∗ A process necessary for a recorded CD-R/CD-RW disc to be

played on the audio CD player.

This label is located on the bottom of the chassis.

This label is located on the drive unit’s internal chassis.

When replacing the chassis (T) of mechanism deck which have the
“CAUTION LABEL” attached, please be sure to put a new
LABEL (OP CAUTION) (3-223-913-01) to the chassis (T).

SAFETY-RELATED COMPONENT WARNING!!

COMPONENTS IDENTIFIED BY MARK 0 OR DOTTED LINE

WITH MARK 0 ON THE SCHEMATIC DIAGRAMS AND IN
THE PARTS LIST ARE CRITICAL TO SAFE OPERATION.
REPLACE THESE COMPONENTS WITH SONY PARTS WHOSE
PART NUMBERS APPEAR AS SHOWN IN THIS MANUAL OR
IN SUPPLEMENTS PUBLISHED BY SONY.

2
 CDX-L490B/L490X

TABLE OF CONTENTS

1. GENERAL 3. DIAGRAMS
Location of controls ................................................................. 4 3-1. IC Pin Description ............................................................. 12
Connections ............................................................................. 4 3-2. Circuit Boards Location .................................................... 14
3-3. Block Diagram –CD Section– ........................................... 15
2. DISASSEMBLY 3-4. Block Diagram –Tuner Section– ....................................... 16
2-1. Sub Panel (1) Assy .............................................................. 6 3-5. Block Diagram –Display Section– .................................... 17
2-2. CD Mechanism Block ......................................................... 7 3-6. Printed Wiring Boards –CD Mechanism Section– ............ 18
2-3. Main Board ......................................................................... 7 3-7. Schematic Diagram –CD Mechanism Section– ................ 20
2-4. Heat Sink ............................................................................. 8 3-8. Printed Wiring Boards –Main Section– ............................ 21
2-5. Chassis (T) Sub Assy .......................................................... 8 3-9. Schematic Diagram –Main Section (1/2)– ........................ 22
2-6. Lever Section, In Self Sw Board ......................................... 9 3-10. Schematic Diagram –Main Section (2/2)– ........................ 23
2-7. Servo Board ......................................................................... 9 3-11. Printed Wiring Board –Display Section– .......................... 24
2-8. Shaft Roller Assy, Load Sw Board .................................... 10 3-12. Schematic Diagram –Display Section– ............................. 25
2-9. Floating Block Assy .......................................................... 10 3-13. IC Block Diagrams ............................................................ 26
2-10. Optical Pick-up Block ....................................................... 11
4. EXPLODED VIEWS
4-1. Chassis Section ................................................................. 28
4-2. Front panel Section ........................................................... 29
4-3. CD Mechanism Section (1) ............................................... 30
4-4. CD Mechanism Section (2) ............................................... 31
4-5. CD Mechanism Section (3) ............................................... 32

5. ELECTRICAL PARTS LIST ........................................ 33

EXTENSION CABLE AND SERVICE POSITION

When repairing or servicing this set, connect the jig (extension cable)
as shown below.

• Connect the MAIN board (CNP701) and the SERVO board (CN1)
with the extension cable (Part No. J-2502-062-1).

MAIN BOARD CNP701

SERVO BOARD CN1

3
CDX-L490B/L490X
SECTION 1
GENERAL This section is extracted
from instruction manual.

Connections

4
CDX-L490B/L490X

5
CDX-L490B/L490X
SECTION 2
DISASSEMBLY
Note : This set can be disassemble according to the following sequence.

SET

2-5. CHASSIS (T) SUB ASSY

2-1. SUB PANEL (1) ASSY (Page 8)
(Page 6)

2-2. CD MECHANISM BLOCK 2-6. LEVER SECTION 2-7. SERVO BOARD

(Page 7) IN SELF SW BOARD (Page 9)
(Page 9)

2-3. MAIN BOARD

(Page 7) 2-8. SHAFT ROLLER ASSY
LOAD SW BOARD
(Page 10)
2-4. HEAT SINK
(Page 8)
2-9. FLOATING BLOCK ASSY
(Page 10)

2-10. OPTICAL PICK-UP BLOCK

(Page 11)

Note : Follow the disassembly procedure in the numerical order given.

2-1. SUB PANEL (1) ASSY

3 claws

2 claws

1 PTT 2.6x6

4 sub panel (1) assy

6
 CDX-L490B/L490X

2-2. CD MECHANISM BLOCK

7 bracket (CD)

5 CD mechanism block
6 PTT 2.6x6

2 PTT 2.6x6

1 PTT 2.6x6

4 CNP701

2-3. MAIN BOARD

3 screw (+BTT)
5 MAIN board

4 screws (+BTT)

2 PTT 2.6x8

1 PTT 2.6x8

7
CDX-L490B/L490X

2-4. HEAT SINK

6 heat sink

5 PTT 2.6x8

4 PTT 2.6x8

3 PTT 2.6x12

2 PTT 2.6x8

1 PTT 2.6x8

2-5. CHASSIS (T) SUB ASSY

2 P 2x3
3 P 2x3

1 Unsolder the
4 chassis (T) sub assy
lead wires.

black
red
white

8
 CDX-L490B/L490X

2-6. LEVER SECTION, IN SELF SW BOARD

5 guide (disc)

6 lever (R)

3 tension spring (LR)

7 lever (L)
1 special screw

2 IN SELF SW board

4 claws

2-7. SERVO BOARD

8 SERVO board
7 special screw
6 special screws

2 Removal the solders. 9 FLEXIBLE board

1 CN3
4 P 2x3

3 Unsolder the
lead wires.

black
5 loading motor assy

yellow

optical pick-up block

9
CDX-L490B/L490X

2-8. SHAFT ROLLER ASSY, LOAD SW BOARD

• When installing, take note of the positions
arm (roller) and washers. (Fig. 1)

3 retaining ring (RA) shaft retainer (roller) arm

4 shaft retainer (roller) retaining ring washer washer shaft retainer
arm
(RA) (roller)

Fig. 1

6 special screw
5 shaft roller assy

2 arm (roller)

7 LOAD SW board

1 tension spring (RA)

2-9. FLOATING BLOCK ASSY

6 floating block assy

7 compression spring (FL)

1 tension spring (KF1)

8 compression spring (FL)

4 Fit lever (D) in the

direction of the arrow.

5 Turn loading ring in the

direction of the arrow.

2 damper (T)
3 damper (T)

10
 CDX-L490B/L490X

2-10. OPTICAL PICK-UP BLOCK

1 P 2x3 4 screw

5 plate spring (feed)

2 sled motor assy

3 optical pick-up block

6 shaft (feed) assy

11
CDX-L490B/L490X
SECTION 3
DIAGRAMS
3-1. IC PIN DESCRIPTION
• IC801 µPD780076YGK-R24 (SYSTEM CONTROL) (MAIN Board)
Pin No. Pin Name I/O Pin Description
1 D SW I Down switch detection signal input “L”: Down switch on
2 LM LD O Loading motor drive control signal output (Loading direction)
3 LM EJ O Loading motor drive control signal output (Eject direction)
4 ATT O Mute control signal output of audio signal line “H”: mute on
5 A ATT O Mute control signal output to power amp IC (IC101) “L”: amp mute on
6 PLL DI I Serial data signal input to PLL IC (IC601)
7 VOL ATT O Mute control signal output to Electric volume IC (IC401)
8 DOOR SW/IND I Door switch signal input Case of flipdown, sense to open condition of door “H”: open
9 VSS0 — Ground pin
10 VDD0 — Power supply pin
11 PLL CE O Chip enable signal output to PLL IC (IC601)
12 BEEP O Beep signal output of key beep, caution alarm to power amp IC (IC101)
13 SDAO O IIC data line signal output (control to electric volume IC (IC401))
14 SCLO O IIC clock line signal output (control to electric volume IC (IC401))
15 LCD CE O Chip enable control signal output to LCD driver IC (IC901)
16 LCD DO O Serial data signal output to LCD driver IC (IC901)
17 LCD CLK O Serial clock signal output to LCD driver IC (IC901)
18 BUS SI I SONY bus data signal input
19 BUS SO O SONY bus data signal output
20 BUS CLK I SONY bus clock signal input
21 BUS CLK GEN O SONY bus clock signal output
AM select signal output
22 AM ON O
FM circuit power supply control output of tuner unit (TU601) “H”: FM on
FM select signal output
23 FM ON O
FM circuit power supply control output of tuner unit (TU601) “H”: FM on
24 VDD1 — Power supply pin
25 AVSS — Ground pin
Stereo signal input/monaural control signal output
26 ST IND I/O At forced monaural on: “L” output
At forced monaural off: input mode, stereo on for “L” input
27 SHIFT/PH1 I Rotary commander shift key signal input Not used in this set.
28 S METER I S meter signal input from tuner unit (TU601)
29, 30 KEY0, KEY1 I A/D key signal input Input of A/D key matrix and front panel attachment decision.
Rotary commander AD level signal input
31 R COM I
Sense to key voltage level of rotary commander
32 DST SEL I Destination select input from frequency select switch (SW803)
33 TEST I Test mode select signal input “L”: test mode
34 AVREF — Analog reference voltage pin
35 AD ON O LCD INHIBIT signal output Not used in this set.
36 RESET I Reset signal input from reset IC (IC902) “H”: reset
37 XT2 — Connect to sub clock (32.768 kHz)
38 XT1 — Connect to sub clock (32.768 kHz)
39 IC — At on board writer: 12 V power supply pin (usually ground pin)
40 X2 — Connect to crystal oscillator (8.38 MHz)
41 X1 — Connect to crystal oscillator (8.38 MHz)
42 VSS1 — Ground pin
43 KEY ACK I Key acknowledge signal input
44 SIRCS I Wireless remote control signal input from remote control receiver IC (IC951)
45 SELF SW I SELF switch detection signal input “L”: SELF switch on
46 BU IN I Backup power supply detection signal input
47 NOSE I Front panel attachment detection signal input from SW801 “L”: panel on

12
 CDX-L490B/L490X

Pin No. Pin Name I/O Pin Description

48 ILL ON O Front panel illumination power supply control signal output “H”: illumination on
49 A REMO O External amplifier remote control signal output
50 CDM ON O CD mechanism deck power supply control signal output “H”: CD power on
51 XCD ON O CD DSP power supply control signal output “H”: CD power on
52 ACC IN I Accessory power supply detection signal input “L”: accessory on
53 BUS ON O SONY bus on signal output Not used in this set. (open)
54 BUS RST O SONY bus reset signal output Not used in this set. (open)
55 PW ON O System power supply control signal output
56 X SO PLL SO O CD and PLL serial data signal output
57 X SI I CD serial data signal input
58 X SCK PLL SCK O CD and PLL serial data signal output
59 RF OK I CD RF OK signal input
60 CD RST O CD reset control signal output
61 IN SW/PH2 I DISC IN switch detection signal input “L”: DISC IN switch on
62 X AO O Parameter/command select signal output
63 STB O CD strobe signal output
64 L SW I LIMIT switch detection signal input “L”: LIMIT switch on

13
CDX-L490B/L490X

3-2. CIRCUIT BOARDS LOCATION

SERVO board

IN SELF SW board
SPEAKER board

LOAD SW board

tuner unit
(TU601)

DISPLAY board MAIN board

SL SW board

14
3-3. BLOCK DIAGRAM — CD SECTION —

RF AMP,DIGITAL SERVO
OPTICAL PICK-UP DIGITAL SIGNAL PROCESSOR
KSS-721A IC1

B
A 84 TUNER
SECTION
D LOUT
D/A 16 CDL SYSTEM CONTROL
C 85 ROUT A
RF EFM CONV 12 R-CH IC801(1/3)
A EQ DEMOD (Page 16)
B 82 PACK
52
TSTB
DSUB CODE 56 D+5V
I-V C TSCK
D 83 PROCESS 55
CONV. TSI
54
SI
8 56 X_SO/PLL_SO
FORCUS SO
7 57 X_SI
ERROR SCK
6 58 X_SCK/PLL_SCK
I/F STB
5 63 STB
AO
E 4 62 X A0
E 87
TRACKING RST
F 3 60 CD_RST
ERROR SERVO
F 86
CTL
RFOK
PD APC 2 59 RFOK
PD 97

PLL DO
LD TUNER
LD DRIVE PLL CLK
A+5V XTALEN B SECTION
Q1 OSC 9 X EN
LD (Page 16)
98

FD
TD
SD
MD
62 63 64 65 23 24
FOCUS/TRACKING COIL DRIVE,
SLED/SPINDLE/LOADING MOTOR DRIVE
IC2 X1
16.9344MHz
FCS- FOCUS
15 FD
FOCUS COIL 26
COIL FCS+ SW1 1 D_SW
16 DRIVE
(DOWN)

SW2 45 SELF_SW
TRK+ TRACKING TD (SELF)
TRACKING 17
COIL 23
COIL TRK-
18 DRIVE
61 IN_SW
SW3
(DISC IN)

SW4 64 L_SW
M SL- SLED (LIMIT) IC902
M902 13 SD
(SLED) MOTOR 5
SL+
14 DRIVE RESET 36 1 RESET 2 U_COM+5V

M SP+ SPINDLE
M901 11 MD
(SPINDLE) MOTOR 6 SW802
SP-
12 DRIVE
(RESET)

LD- LOAD
M903 M 9 LOADING 1 2 LM _LD
(LOADING) MOTOR EJECT
LD+ 10
DRIVE 2 3 LM_ EJ

CD MECHANISM
ON SWITCH 50 CDM ON
CD+5V • Signal path
Q905,906
A+5V REG
Q910,D911 D909 CD ON :CD
AU+5V SWITCH 51 XCD_ON
Q921 • R-ch is omitted due
D+5V
CD DRIVE
DR+6V +6V REG BATT same as L-ch.
Q907,D908
 BLOCK DIAGRAM — TUNER SECTION —

PJ401
-1
L
-2 REAR AUDIO OUT
R-CH R
POWER AMP
ELECTRONIC VOLUME
IC101
(Page 15) IC401 CNP901

5 1 FL+
A OUTF1 15 12
TUNER UNIT CDR 9 C2 3 9 FL–
TU601 CD
CDL 8 C1
SECTION
01 9 2 RL+
2 FM_ANT L-CH 16 6 B1 OUTR1 14 11
NNA) 7 10 RL–
R-CH 17 R-CH R-CH 7 B2
1 AM_ANT DET_OUT 24 10 D1 16 AUX-IN
OUTF2 13
11 D2 R-CH 4 FR+
OUTR2 12 LINE MUTE LINE MUTE 4 STBY 12 FR–
SDA 21 Q102 Q101 R-CH
DISPLAY LCD CLK 22 MUTE
C LCD DO SCL 20 3 RR+
SECTION LCD CE MUTE 19 11 RR–
(Page 17) R-CH

SYSTEM CONTROL LINE MUTE

IC801 (2/3) CONTROL
PLL Q401,402
IC601 17 LCD CLK VOL_ATT 7
16 LCD DO
ATT 4
AM_DX/LCL 3 8 LCL 15 LCDCE
BEEP 12
FM_DX/LCL 4 PW ON 55
A_ATT 5 ACC
FM/AM_OSC 11 15 FM_VCO
ACC IN 52 CHECK 7 ACC
16 AM_VCO
D_OUT 6 6 PLL_DI Q902
D_IN 4 TEST 33 15 TEST
FM_VT 6 18 FM_CP
CK 5
AM_VT 14 19 VT AMP REMOTE
CE 3 11 PLL_CE SCLO 14 BATT CONTROL 5 AMP REM
20 AM_CP
SDAO 13 Q911,917
ANT REMOTE
OSC-IN 19 2 OSC CONTROL 6 ANT REM
A REMO 49 Q903,916
IF_COUNT 20 10 SEEK XO 1 8
13 13 IFC GND
• FM/AM_VCC
25 11 MONO XI 24 BUS SI 18
X601 BUS SO 19
FM POWER 10.25MHz BUS CLK 20
COM+8V REG 17
+8V CONTROL 12 FM_VCC BUS CK GEN 21 COM+8V
S_METER 21 28 S_METER Q918,919,929,D923
Q605,606
SD/ST_IND 22 26 ST_IND 19
F901
BU IN 46
U_COM+5 V REG 10A
AM POWER FM_ON 23 U_COM+5V BATT
Q920,D930,D999 18
CONTROL 9 AM_VCC
AM_ON 22
Q603,604 47 NOSE 16 +B (BATT)

BATT • Signal path

PLL DO CHECK
D932 PLL CLK
CD Q904,D907
X EN
B SECTION :FM
TUNER ON (Page 15) :AM
D933 CONTROL BATT
Q909,912 UCOM+5V DETECT :CD
Q833,834,D809
• R-ch is omitted due to
TUNER +8V
TU+8V REG BATT same as L-ch.
Q913,D913
5. BLOCK DIAGRAM — DISPLAY SECTION — • Waveforms
— Servo Board —
(MODE: CD PLAY) — Main Board —
LCD DO 1 1
TUNER C LCD CLK
SECTION LCD CE 2Vp-p
(Page 16) 5
LCD DRIVER
SYSTEM CONTROL
IC901
IC801 (3/3)
16.9344MHz 32.768kHz
KEY 0
29 KEY 0 IC1 wd(XTAL) IC801 ej(XT2)
KEY MATRIX DI
64 DATA SEG4 4
W905-911,913,916-920 CL
63 CLK | I
S901-906 KEY 1
30 KEY 1 CE
62 CE SEG49 49
2 2
LCD
3V
5Vp-p
LCD901

COM1 52
| 3.2msec 8.38MHz
I
COM4 55 IC801 r;(X2)
43 KEY ACK IC1 ts(PACK)
3 3
REMOTE CONTROL 2.5
RECEIVER 1.2Vp-p
IC951

SW803 SIRCS 44 2 OUT 10.25MHz

FREQUENCY
SELECT IC1 uj(RFO) IC601 1 (XO)
ILL B+ 1 VCC
FM50k
AM9k 32 DST_SEL 4
FM200k LED901,902,904-909
AM10k ILL POWER 0V
ILL ON 48 CONTROL LSW905-911,913,914,916-920
Q914 KEY
(ILLUMINATION ) Approx. 100mVp-p
ILL B+ IC1 oa(FEO)
BATT SWITCH
Q915 BACK
X2 40
( LCDLIGHT ) 5
37 XT2 X801
X802 8.38MHz LED910,911
32.768kHz X1 41 0V
38 XT1

Approx. 100mVp-p
IC1 od(TEO)
 13 12 11 10 9 8 7 6 5 4 3 2 1

2
CN
ON FOR PRINTED WIRING
MATIC DIAGRAMS.
he necessary note is
k.)

m:
µF unless otherwise noted. pF: µµF
not indicated except for electrolytics

and 1/4 W or less unless otherwise

olerance.
mponent.
gnation.
nts identified by mark 0 or dotted line
re critical for safety.
with part number specified.

4.4V and fed with regulated dc power

d BATT cords.
ith a VOM (Input impedance 10 MΩ).
ay be noted due to normal produc-

n with a oscilloscope.
ay be noted due to normal produc-

er to waveforms.

ards:
cted from the component side.
cted from the conductor side.
nted on the conductor side.
ole.
m the side which enables seeing.
atterns are not indicated.)

rts on the pattern face side seen from the

ttern face are indicated.
rts on the parts face side seen from the
rts face are indicated.
1 2 3 4 5 6 7 8 9 10 11 12 13

TP77 TP78
TP7
TP62
TP63

C1
C5

R30
TP82
C4 R29 TP84
TP48 Q1
TP66 TP80

C43
TP81 TP83
TP60
TP50 TP9 TP11 SW3

R3
TP79 C3
TP47 R26 TP12

R5

R22
S

C6
TP64 TP8 TP10
C9 C10
TP51 C15

C11

C8
TP59 TP89
TP52
CN1 TP70 C16 C20

C14
TP71 C19

C18 C13
R18

R21
TP56 (Page 21)
R9

C23

C17
R17 FB1 R8
C24
TP58 TP72 C25 SW2
TP22

C40
TP23 TP24
R19

C41
TP61 IC1 TP25

C27
TP76 TP88

C29

C34 C45
TP74
TP69
TP68

X1
TP75 C36 TP35 C35
TP46 TP45
TP49 TP34 C38
TP57
TP36 TP37
TP92 TP41 TP44 SW4
C26

TP38
TP43
TP42
TP39 TP40

R20
TP18

C44
TP21
TP85
TP55
TP30
TP32
TP73
TP6
R7 R15
TP53
TP91
R10 R12
R14

TP86 TP5
TP90 C22
C37
TP87 TP26 TP4
IC2
C21

TP29
TP19
C30
TP20 TP28 TP3

TP54 TP17 TP16

TP27 TP2
CN3
TP1
 TIC DIAGRAM — CD MECHANISM SECTION — • Refer to page 26 for IC Block Diagrams.

CN2

Q1 TP9 TP8 C20 C23

C19 R9 C24
TP77 R29 R3 R26
TP78 R30
C18 C35

TP22
TP23
TP24
TP25
TP88
C3 C4

R8
C1 C5 C43 C6 TP89

TP79
TP80
C14
TP81
TP82 TP45
TP10
TP83 TP44
TP84 C13 TP43
C11
TP42
R5 TP41

TP40
TP39
TP38
TP37

TP7 C15 IC1 TP46

C10
TP36 C38

TP12 C9

TP11

CN13 CN3
C8
TP85
TP35
TP34

C16 C36

IC B/D C25 C44

TP92

C29
C40 C17 CN1

TP61

FB1
R18 TP76
TP60
X1

5 TP1 C34 TP75

C41

TP5 TP59
C45

C27
C26

R19 TP74
TP58
TP73
R20 TP57
TP72
TP6 TP56
R17 TP71
TP55
TP70
TP54
TP69
2 TP4 TP53
TP2 TP68 (P
TP30 TP32 TP52
TP66
R7 R15
TP3 TP51
TP21 R12
R22
TP18
TP50
R14
TP64
C22 R10
TP49
IC2 R21
C21 TP90 TP48
TP63
C30 TP91 C37 TP47
TP62
TP17 TP27
TP20 TP29 IC B/D
TP16 TP26
TP19 TP28

TP87

M903
TP86

Note:
 2 3 4 5 6 7 8 9 10 11 12 13
PJ401

CNJ601

C672 CNP901

C105
C671

C205
JW45
JW44
JW46
F901
R206 D920 D921
C407 JW47
C112 IC101
R208
C206

R114
R107 C216
R105 JW43
R106 JW48

JW87
JR810 C113 JW42

JW88
JR411 R108

R205
JR412 JW85 JW49
Q907
JW89 JW86 JW50 C901
R207 JW84 C905
D933

Q101
JW51

D922
D919

Q102

CP601
Q201
JW52 JW41
JW83
R408 JW53 Q916 JW40

R110
R210 Q202
R209
C426

R109
JW54 JW39

JW57
JW35
JW34
C960
R401 R930 C932

C401
D901
JW55 JW38
D444
JW33

C637

C103
C104
C204
D918
D917
D916
JW32

C203
D915
D934 JW37
Q402 L901
C106 Q917

R407
JW36

L601
Q401
C931
JW90 R115 R933

R906
R932

R901

R410
D402 R907
TU601 JW81

TH901
JW91 R103

L669
D903

JW94
JW93
R102

C432
C215 JW92 R823
R931
R116

R908

C904
C669 JW154
R111

R404
C603 JW80 Q902

R909
05 Q904 R914 JW122 JW118
JW75 JW123 JW119
Q911

JW58

C110
JW153 D907

C951
JW79 C706 JW124

IC401
C210 R832 JW120

D604
R614
C952

C111
D809

C627
R714

C847
C604 C211 JW125 JW121
JW31
JW78 FB702 Q903 JW29 Q834
R833 Q833 R835
JW95 JW28

C702
JW77

C701
JW30
C707 D908
JW96 R716 JW27 R916

JW117
JW98 JW76
JW97 R808 C703 L701 JW26
D909
R602

C907
JW74 Q906 D930 • Semiconductor Location
C208 JW25

R807
JR606 JR808
R603 Q921 Ref. No. Location Ref. No.
C209
R613 L603

C609
R601 R612 JW73 Q910 JW24 Q905 R935 D402 D-6 IC601
D911 C902 D999
R611 C207 JR814 JW23 (Page 19) D444
R809
D-5 IC801

R803
C610 C611 R606 C631 FB701 C909
JW72 R819 JW22 Q920 D604 E-2 IC902

C650
R712

JW59
6 R936

R619
C612 JW18 D802 J-4

JW116
C633 JW70 JW71 C704 R913 JW21 C919

C651
C613
D803 I-3 Q101

C615
JW69 R707

R112
C920

R860
R620 C614 L702 JW20 D804 I-3 Q102
IC601

JR605
R711
0 R607 C705
R622 JW151 JW19 R934 D923 D805 I-2 Q201

C619
C914

R708
R704

JW115
R609 R857 R709 R937

JW102
D806 I-3 Q202

JW101
R951

R818
R706
R705

CNP701

C680
R856 R710

C618
D807 I-2 Q401

C617
JW60 Q919

C624
D808 I-3 Q402
Q929
Q918

JW61
R608 C622 X601

R806
R953 D809 E-10 Q603
JW9

C807
JW10

JW68
JW17

JW99
JW100
Q912
Q913

R604 C623 R847 R952 C913 D901 D-9 Q604

C848

C621
R810 R801 Q915
JW15

R628 C625 D903 D-9 Q605

JW110
JW13
JW14
JW11
JW12

R610 C626
R605 R811 R802 IC801 FMB4 D913 R917 D907 E-10 Q606
L604 Q909
R918

R842

JW114
R812 D908 F-11 Q833

JW113
JW111 C652

JW112
JW16

FMB3 Q914 R919 R924

R615
D909 F-10 Q834
JR901

JR805 R817

JW67

R616
R618
R617
SW803(FREQUENCY SELECT)

Q606
Q604
R925
JR804

C842
JR809 C846 D911 F-7 Q902
JW66 C853 R816 D913 H-10 Q903

D932
D931

Q603
R926

Q605
C841
JW7 FM200k
C608 JW65 X802 X801 AM10k R927 D915 D-7 Q904
C802 JW6
FM50k R928
D916 D-6 Q905
R821 JW152 AM9k
R815 R822 D917 D-6 Q906
R814
D805 C915 R929
C916

D804
D918 D-6 Q907

R836
JW64

JW106
JW105
D810

JW104
C801

D808
JW5 D919 C-6 Q909

D803
D806
C803
C804
C806

C805
JW150

C852
R850

D807
IC902

D920 B-7 Q910

JR801

JW4
R849
R848

JR802
R920

D921 B-8 Q911

JR806
R923
R922

R824 D922 C-6 Q912

JW62

JW3 D923 G-11 Q913

JW107
JW8

C809
D802
R855
JW2
JW1

SW802
D930 F-11 Q914

JW109
JW108
D931 H-4 Q915
D932 H-4 Q916
CNP801 D933 C-8 Q917
D934 D-8 Q918
 Q910 Q907

TH901 Q917 Q916 Q919

Q918
R835 R916 R933 R930
Q906
R913 (Page 23)
R934
D809 R931
R833 R832 R932
D909 Q929 R937
Q834 C907 D911 Q903
D908 Q911
C902 Q921
C905 Q905 C919 D923
Q833 C951 C952

JR805

(Page 20) C802 C852

R824
CNP701
R822

C801

C803
C847

C804
X801

X802

R836
JR801
JR804
R936 R935 D999
JR802
FB702 C909

Q920
D810 R922 R923
D930
R952
C920 R953 R815

R821 R814

R951 R842
IC801 C853 R817
Q912 R809
Q909
R917
04
C913
05
D913 Q913 JR809
06
C914 D931
R810
R712
C846 R918
D932
R711
R919
R710 JR901
Q915
Q914
08 R709
R802
R811
R812

C705
R847
R801

NP801
R855
R803 (Page 23)

JR806

R924
R925
R926
R927
R928
R929
R860
R920 R857
R856
IC902
C807
SW802 SW803
R819 R849
R818 JR814 R848
C809 R850
C915 C916

JR808
Note:

D802
D806
D803
D808
D807
D804
D805
R807
• Voltage is
respect to
under no-s
C810 (detuned)
 CNP901

D901 C901

IC101 C401
R105 C105
JR411
Q101 R109
R107 C103
R206
D922 D444 R401

F901
JR412
C206 R108 C104 C205
D921 R106 R110
Q102 C671
D920
C216

R205 Q201 C672

D919 R410 R207 R209 C203
D917
C113 C
D402 Q401
CP601
JR810
D918 R208
L901 Q202
D915 C432
C112
R210 C204
C637
D916
R906 R404
Q402
C669 L601
Q603
C407 Q605
C426 R618
L669
Q902 R616
R901
D903 R908 R407 C960 R408
R617
D933 C931 C932 C904 R615
D934 R909 R907
Q606 Q604
C842 C841 C603

C604
age 22)
IC B/D
IC401 L603

R112 R116 R115

R612
R806
IC B/D
C215 R103 IC601
R102 R611 R606 C605
R613
R823 C611 C609
C111 R602
C610
C210 R111
C211 C110 C612 R603
C631
C208 R619 C613 R609 C619
R714 C209 C606
C706
C207 C614
C633 JR605 R607 C615
R608 C617 R601
C707
R716 C618 C680
C106 C621 C620
JR606
R620
C626
C650
R610 C622

C651 R622
C625 L604 C624 X601
C623

R605

R604

C848
R628

R614 C652

age 22) C608

D604 C627

Note:
• Voltage is dc with respect to ground u
(detuned) condition.
 2 3 4 5 6 7 8 9 10 11 12 13 14

LED906 LED908

S901

LED907
LED909
S902
LSW913

W905

LED911
LED910

LED905 LED901

S903 LSW914

LSW906
LED904 LED902
S905
IC951

S904 S906

LSW919

LSW907
LSW908
LSW909
LSW911

LSW910
LSW920
LSW917
LSW916

LSW918
(Page 21)

D903
D904

C953

R960

R955
R956
R953
R954
C952
D902

R975 CN901

R957

R958
R959
R985
R908
C951
D951

R973 R909 R961

R918

R919
R951

R972
D905

R910
FMB3
R986
R980

IC901 R952
R974

R966

R903

R906
R905
R917

R902

R907
R904
FMB4
R976

R915

R967
R916

R969
R978 R982 R979 R968 R914 R912
C954
R977 R913 R901
R983
R981

Semiconductor Location
Ref. No. Location Ref. No. Location
D902 F-10 LED902 C-12
D903 F-9 LED904 C-2
D904 F-9 LED905 C-3
D905 F-9 LED906 A-2
D951 F-9 LED907 A-2
LED908 A-13
IC901 F-7 LED909 A-12
IC951 D-13 LED910 C-4
 CHEMATIC DIAGRAM — DISPLAY SECTION —

R972 R974 R976 R986 R980 R982 R978

R966 R967
CN901 LSW910(1/2) LSW918(1/2) LSW917(1/2) LSW914(2/2) LSW906(2/2)
IC951
R952 R951

LED910 LED904
LSW909(1/2) LSW919(1/2) LSW916(1/2)
LSW913(2/2) LSW905(2/2)

D951
LED911 C951
ge 22) LED902 LED908 LED906 LED905
LSW908(1/2) LSW920(1/2)

R958 IC901
R968 R969 R959
R957
LED901 LED909 LED907 R960
LSW907(1/2) LSW911(1/2) C953
R953
C952
R954

D902
D903
D904
R973 R975 R985 R977 R981 R983 R979
R955
R956

R961

D905
S902 LSW913(1/2)

S903 R901 R912 LSW914(1/2)

S904 R902 R913 S906

S905 R903 R914 LSW916(2/2)

S901 R904 R915 LSW917(2/2)

LSW905(1/2) R905 R916 LSW918(2/2)

LCD901
LSW906(1/2) R906 R917 LSW919(2/2)

LSW907(2/2) R907 R918 LSW920(2/2)

LSW908(2/2) R908 R919 LSW911(2/2)

LSW909(2/2) R909

LSW910(2/2) R910

Note:
 GRAMS

1GC-8EU (SERVO Board) IC2 BA5810FP-E2 (SERVO Board)

FWD 1 28 BIAS

C3T
ASY
EFM
AVDD
7E DAC3
7D DAC2
7C DAC1
7F DAC0
MD
SD
TD
FD
AGND
ATEST
TEST1
TEST0
DGND
TSTB
TSCK
TSI
TSO
PACK
DVDD
3 72 71 70 69 68 67 66 65 64 63 62 61 60 59 58 57 56 55 54 53 52 51
LOADING PRE

+
REV 2 27 OPIN4+
FWD REV –
26 OPIN4–
MICROCOMPUTER INTERFACE
50 C2D3 LDCONT 3 X3
RATOR 49 C2D2 POWER
CD-TEXT DECODER PS 4 25 OPOUT4
SAVE
EFM D/A 48 C2D1

ERROR
+
SUB-CODE PROCESSOR IN1 5 24 OPIN3+

PROCESSOR
CORRECTION
MEMORY 16K 47 C1D2 –
23 OPIN3–

7.5k
7.5k
PROCESSOR SRAM IN2 6
AUTO GAIN FD/TD/SD/MD
CONTROLLER CONTROLLER 46 C1D1

–
–
PREVCC + +
45 DGND (PRE.LOADING)

16k
16k
22 OPOUT3
ADDER DIGITAL PLL 44 PLCK PREVCC 7
EFM DEMODULATOR
FEOFS

7.5k
7.5k
POWVCC12
SVDRAM 43 MIRR/WFCK (CH1.CH2)
CH1-4

–
–

TEOFS SVCRAM + + 21 MUTE

MULTIPLIER 42 RFCK POWVCC 8 MUTE
TIMING GENERATOR

16k
16k

SVROM ROM 41 LOCK POWVCC34

CK DECODER (CH3,CH4)
VOL– 9
40 DVDD
20 POWVCC
EFM
39 TSOI VOL+ 10 19 GND
CLV
PROCESSOR 38 C16M 10k 10k
10k – – 10k
VO2– 11 18 VO3–

+
+

37 DGND LEVEL
SWITCH DIGITAL LEVEL
AUDIO

+
+

SHIFT SHIFT
INTERFACE 36 TX VO2+ 12 17 VO3+
DEFECT – –
COMPARATOR D/A 10k 10k 10k 10k
35 HOLD/WDCK
INTERFACE
RFENV CIRCUIT 10k 10k
34 LRCK 10k – – 10k
VO1– 13 16 VO4–
+
+

MIRENV LEVEL LEVEL

DE-EMPHASIS CIRCUIT 33 LRCKIN
+
+

SHIFT SHIFT
VO1+ 14 – – 15 VO4+
TRACKING 32 SCKO

A/D CONVERTER
REGISTER 10k 10k 10k 10k
FOCUS 31 SCKIN
OCTUPLED

OUTPUT PROCESSOR
REGISTER
OVERSAMPLING DIGITAL FILTER 30 DOUT
COMPARATOR

NOISE SHAVER NOISE SHAVER 29 DIN

28 FLAG
OUTPUT BUFFER OUTPUT BUFFER
27 EMPH

ICROCOMPUTER INTERFACE SCF 26 DVDD

OSC

IC601 TB2118F-EL-S (MAIN Board)

4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25

SI
L–
L+

A0
R+
R–

SO

STB

RST
SCK
XTAL
XTAL

LOUT

REGC

ROUT
XVDD

DVDD
XGND

DAVDD
DAVDD

DAGND
DAGND
XO 1 OSCILLATOR 24 XI

XTALEN
23 A-GND
REGULATOR 22 REG
OSC 2 BUFFER ON/OFF
SEEK/RECP
REFERENCE VCC 21 VCC
DIVIDER
20 AM_CP
REF

–
+
+

PHASE 19 VT
+

40BIT SHIFT COMPARATOR SEEK/RECP –

REGISTER
SIG

18 FM_CP
CE 3
18BIT 17 D-GND
D_IN 4 SERIAL
CK 5 INTERFACE 12BIT
18BIT PRESCALLER 4BIT SWALLOW
D_OUT 6 PROGRAMMABLE
COUNTER
COUNTER
+

AMP
SR 7 16 AM_VCO
LCL AMP
8 I/O 15 FM_VCO
I/O-2 9 PORT
22BIT VDD 14 VDD
SEEK 10 OUTPUT 20BIT AMP
13 IFC
MONO 11 PORT IF COUNTER
 CDX-L490B/L490X

IC401 BD3803F (MAIN Board)

DGND SDA SCL MUTE SEL ADJ VCC OUTF1 OUTR1 OUTF2 OUTR2 DS32 DS22 DS12
28 27 26 25 24 23 22 21 20 19 18 17 16 15

VCC

FADER FADER FADER FADER

2
I C BUS (0~-58, (0~-58, (0~-58, (0~-58,
VCO -∞dB) -∞dB) -∞dB) -∞dB)
LOGIC

ON OFF ON OFF

EFFECT(OFF,6dB EFFECT(OFF,6dB
10dB,14dB) 10dB,14dB)

TONE TONE
PASS PASS

BASS,TRBLE,MIDDLE BASS,TRBLE,MIDDLE
(-15dB~+15dB,1dB STEP) (-15dB~+15dB,1dB STEP)

VOLUME VOLUME
(+23~-79dB,-∞dB (+23~-79dB,-∞dB
1dB STEP) 1dB STEP)

INPUT GAIN INPUT GAIN

(0~15dB,1dB STEP) (0~15dB,1dB STEP)

MUTE MUTE

INPUT SELECTOR
(4 STEREO INCLUDE 1 ISOLATION INPUT)

VCC/2

1 2 3 4 5 6 7 8 9 10 11 12 13 14
AGND FIL AP1 AN AP2 B1 B2 C1 C2 D1 D2 DS11 DS21 DS31

27
CDX-L490B/L490X
SECTION 4
EXPLODED VIEWS
NOTE:
• The mechanical parts with no reference • Color Indication of Appearance Parts The components identified by
number in the exploded views are not supplied. Example : mark 0 or dotted line with mark
• Items marked “*” are not stocked since KNOB, BALANCE (WHITE) ... (RED) 0 are critical for safety.
they are seldom required for routine service. R R Replace only with part number
Some delay should be anticipated Parts Color Cabinet’s Color specified.
when ordering these items. • Accessories are given in the last of this
• -XX and -X mean standardized parts, so parts list.
they may have some difference from the
original one.

4-1. CHASSIS SECTION

5 A
3 MG-393XC-121//K
4 #1
#1 11

A #2

#2
6 #2 #2
9
#3
8 #2
not supplied
#2
7 10
not
supplied

TU601

F901
6

2 #1

#1
1 not supplied

#1

not supplied

Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark
1 3-231-472-01 SCREW (+B 2X4) 9 A-3274-647-A SPEAKER BOARD, COMPLETE
2 X-3382-588-1 LOCK ASSY (S) * 10 3-019-565-01 BRACKET (IC)
3 1-776-206-21 CORD (WITH CONNECTOR) (POWER) 11 3-223-913-11 LABEL (OP CAUTION)
* 4 3-024-285-01 CUSHION (RUBBER) F901 1-532-877-11 FUSE (BLADE TYPE) (AUTO FUSE) 10A
5 3-246-007-01 BRACKET (CD) TU601 A-3220-835-A TUNER UNIT (TUX-010)

6 3-922-535-11 SCREW (+BTT) #1 7-685-792-09 SCREW +PTT 2.6X6 (S)

7 A-3274-618-A MAIN BOARD, COMPLETE #2 7-685-793-09 SCREW +PTT 2.6X8 (S)
8 3-041-261-11 BRACKET (TR) #3 7-685-795-09 SCREW +PTT 2.6X12 (S)

28
 CDX-L490B/L490X

4-2. FRONT PANEL SECTION

57
59
#4

LCD901
#4
not supplied

56
58 not supplied
not supplied 55 54 not supplied
(DISPLAY board)
not supplied

52

54

not supplied

51 53

not supplied

Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark
51 X-3382-749-1 PANEL SUB ASSY, FRONT (L490B) 56 3-246-003-01 PANEL, FRONT BACK
51 X-3382-750-1 PANEL SUB ASSY, FRONT (L490X) 57 X-3378-390-3 CASE ASSY (for FRONT PANEL)
52 X-3382-918-1 BUTTON ASSY (S) (L490X) 58 1-694-989-11 CONDUCTIVE BOARD, CONNECTION
52 X-3382-920-1 BUTTON ASSY (S) (L490B) 59 A-3315-975-A PANEL COMPLETE ASSY, FRONT (L490B)
53 3-245-998-01 FILTER (IR) 59 A-3315-986-A PANEL COMPLETE ASSY, FRONT (L490X)

54 3-246-002-01 PLATE (CD), LIGHT GUIDE LCD901 1-805-079-11 DISPLAY PANEL, LIQUID CRYSTAL
55 3-246-211-01 SPRING (RELEASE) #4 7-685-106-19 SCREW +P 2X10 TYPE2 NON-SLIT

29
CDX-L490B/L490X

4-3. CD MECHANISM SECTION (1)

(MG-393XC-121//K)

#5 102
#5

104
103

107

109
101

#7
116
118
114
115 106 111

105
114
117
105 C

113

110
C #6
M903

112
#7
#7 #5
108

Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark
101 1-683-283-11 IN SELF SW BOARD 112 3-221-779-02 BRACKET (MOTOR)
102 3-040-039-03 CHASSIS (T) 113 3-040-034-01 SPRING (RA), TENSION
103 3-040-038-01 SPRING (LR), TENSION 114 3-040-042-01 WASHER
104 3-040-050-01 LEVER (L) 115 3-043-880-01 RING (RA), RETAINING
105 3-040-022-01 RETAINER (ROLLER), SHAFT 116 3-044-206-11 SCREW, SPECIAL

106 3-040-044-01 ROLLER (S) 117 1-683-284-11 FLEXIBLE BOARD

107 3-040-067-01 LEVER (R) 118 1-685-337-11 LOAD SW BOARD
108 A-3301-980-A SHAFT ROLLER ASSY M903 A-3315-039-A MOTOR SUB ASSY, LO (LOADING)
109 3-040-037-01 GUIDE (DISC) #5 7-627-553-37 SCREW, PRECISION +P 2X3 TYPE3
110 3-040-040-03 ARM (ROLLER) #6 7-627-553-17 SCREW, PRECISION +P 2X2 TYPE3

111 A-3283-233-A SERVO BOARD, COMPLETE #7 7-628-253-00 SCREW, SPECIAL

30
 CDX-L490B/L490X

4-4. CD MECHANISM SECTION (2)

(MG-393XC-121//K)

154
151

156

157
157

D
158

160 164

not supplied

162
155 153

163

161

159

152
152
152

Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark
151 3-040-025-02 ARM, CHUCKING 158 3-040-033-01 SPRING (KF1), TENSION
152 3-040-031-01 DAMPER (T) 159 A-3307-422-A CHASSIS (M) COMPLETE ASSY
153 3-040-056-01 LEVER (D) 160 3-040-059-01 SPRING (TR), TENSION
154 3-040-024-01 RETAINER (DISC) 161 3-040-057-01 LEVER (LOCK)
155 3-040-054-01 WHEEL (LW), WORM 162 3-040-058-01 GEAR (MDL)

156 3-040-026-01 SPRING (CH), TENSION 163 3-040-052-01 WHEEL (U), WORM
157 3-040-032-01 SPRING (FL), COMPRESSION 164 3-040-051-02 LEVER (TR)

31
CDX-L490B/L490X

4-5. CD MECHANISM SECTION (3)

(MG-393XC-121//K)

201

M901

207
202

M902

208 203

#8
209
210
204
#5

205

206

209

The components identified by

mark 0 or dotted line with mark
0 are critical for safety.
Replace only with part number
specified.

Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark
201 X-3378-480-1 CHASSIS (OP) ASSY (including M901) 208 1-683-282-11 SL SW BOARD
202 3-040-029-01 SPRING (SL), TORSION 209 3-909-607-01 SCREW
203 3-040-045-01 BASE (DRIVING) 0 210 8-820-165-06 OPTICAL PICK-UP KSS-721A/C-RP
204 3-040-194-01 GEAR (MIDWAY) M902 A-3301-985-A MOTOR ASSY, SLED (SLED)
205 A-3301-983-A SHAFT (FEED) ASSY #5 7-627-553-37 SCREW, PRECISION +P 2X3 TYPE3

206 3-040-030-01 SPRING (FEED), PLATE #8 7-627-850-28 SCREW, PRECISION +P 1.4X3

207 1-823-641-11 CABLE, FLEXIBLE FLAT (6 CORE)

32
 CDX-L490B/L490X
SECTION 5
ELECTRICAL PARTS LIST DISPLAY
NOTE:
• Due to standardization, replacements in • Items marked “*” are not stocked since The components identified by
the parts list may be different from the they are seldom required for routine service. mark 0 or dotted line with mark
parts specified in the diagrams or the Some delay should be anticipated 0 are critical for safety.
components used on the set. when ordering these items. Replace only with part number
• -XX and -X mean standardized parts, so • SEMICONDUCTORS specified.
they may have some difference from the In each case, u : µ, for example:
original one. uA.. : µA.. uPA.. : µPA.. When indicating parts by reference
• RESISTORS uPB.. : µPB.. uPC.. : µPC.. uPD.. : µPD.. number, please include the board.
All resistors are in ohms. • CAPACITORS
METAL:Metal-film resistor. uF : µF
METAL OXIDE: Metal oxide-film resistor. • COILS
F:nonflammable uH : µH

Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark
DISPLAY BOARD LSW910 1-771-883-11 SWITCH, TACTILE (WITH LED) (2)
************** LSW911 1-771-883-11 SWITCH, TACTILE (WITH LED) (3/REP)
LSW913 1-771-476-11 SWITCH, KEYBOARD (WITH LED)
1-694-989-11 CONDUCTIVE BOARD, CONNECTION (SEEK + L J )
LSW914 1-771-476-11 SWITCH, KEYBOARD (WITH LED)
< CAPACITOR > (SEEK jl –)
LSW916 1-771-883-11 SWITCH, TACTILE (WITH LED) (DSPL)
C951 1-164-227-11 CERAMIC CHIP 0.022uF 10% 25V
C952 1-125-891-11 CERAMIC CHIP 0.47uF 10% 10V LSW917 1-771-883-11 SWITCH, TACTILE (WITH LED) (BTM)
C953 1-162-927-11 CERAMIC CHIP 100PF 5% 50V LSW918 1-771-883-11 SWITCH, TACTILE (WITH LED) (6)
LSW919 1-771-883-11 SWITCH, TACTILE (WITH LED) (5)
< CONNECTOR > LSW920 1-771-883-11 SWITCH, TACTILE (WITH LED) (4/SHUF)

CN901 1-794-312-21 PIN, CONNECTOR 12P < RESISTOR >

< DIODE > R901 1-216-819-11 METAL CHIP 680 5% 1/10W

R902 1-216-819-11 METAL CHIP 680 5% 1/10W
D902 8-719-978-33 DIODE DTZ-TT11-6.8B R903 1-216-819-11 METAL CHIP 680 5% 1/10W
D903 8-719-978-33 DIODE DTZ-TT11-6.8B R904 1-216-821-11 METAL CHIP 1K 5% 1/10W
D904 8-719-978-33 DIODE DTZ-TT11-6.8B R905 1-218-851-11 RES-CHIP 1.5K 2% 1/16W
D905 8-719-988-61 DIODE 1SS355TE-17
D951 8-719-069-54 DIODE UDZS-TE-17-5.1B R906 1-218-851-11 RES-CHIP 1.5K 2% 1/16W
R907 1-216-825-11 METAL CHIP 2.2K 5% 1/10W
< IC > R908 1-216-827-11 METAL CHIP 3.3K 5% 1/10W
R909 1-216-829-11 METAL CHIP 4.7K 5% 1/10W
IC901 6-702-852-01 IC LC75824W-E R910 1-218-867-11 METAL CHIP 6.8K 5% 1/10W
IC951 8-749-017-35 IC KSM-401N
R912 1-216-819-11 METAL CHIP 680 5% 1/10W
< LIQUID CRYSTAL DISPLAY > R913 1-216-819-11 METAL CHIP 680 5% 1/10W
R914 1-216-819-11 METAL CHIP 680 5% 1/10W
LCD901 1-805-079-11 DISPLAY PANEL, LIQUID CRYSTAL R915 1-216-821-11 METAL CHIP 1K 5% 1/10W
R916 1-218-851-11 RES-CHIP 1.5K 2% 1/16W
< DIODE >
R917 1-218-851-11 RES-CHIP 1.5K 2% 1/16W
LED901 8-719-053-09 LED SML-310VTT86 (OFF) R918 1-216-825-11 METAL CHIP 2.2K 5% 1/10W
LED902 8-719-053-09 LED SML-310VTT86 (EQ3) R919 1-216-827-11 METAL CHIP 3.3K 5% 1/10W
LED904 8-719-053-09 LED SML-310VTT86 (SOURCE) R951 1-216-815-11 METAL CHIP 330 5% 1/10W
LED905 8-719-053-09 LED SML-310VTT86 (MODE) R952 1-216-825-11 METAL CHIP 2.2K 5% 1/10W
LED906 8-719-053-09 LED SML-310VTT86 (SEL)
R953 1-216-821-11 METAL CHIP 1K 5% 1/10W
LED907 8-719-082-38 LED CL-270SR-C-TS (GUIDE) R954 1-216-821-11 METAL CHIP 1K 5% 1/10W
LED908 8-719-053-09 LED SML-310VTT86 (A) R955 1-216-821-11 METAL CHIP 1K 5% 1/10W
LED909 8-719-082-38 LED CL-270SR-C-TS (GUIDE) R956 1-216-821-11 METAL CHIP 1K 5% 1/10W
LED910 6-500-459-01 LED NSCW505T-ARS (LCD BACK LIGHT) R957 1-216-850-11 METAL CHIP 270K 5% 1/10W
LED911 6-500-459-01 LED NSCW505T-ARS (LCD BACK LIGHT)
R958 1-216-821-11 METAL CHIP 1K 5% 1/10W
< SWITCH > R959 1-216-821-11 METAL CHIP 1K 5% 1/10W
R960 1-216-821-11 METAL CHIP 1K 5% 1/10W
LSW905 1-771-476-11 SWITCH, KEYBOARD (WITH LED) (VOL +) R961 1-216-857-11 METAL CHIP 1M 5% 1/10W
LSW906 1-771-476-11 SWITCH, KEYBOARD (WITH LED) (VOL –) R966 1-216-815-11 METAL CHIP 330 5% 1/10W
LSW907 1-771-883-11 SWITCH, TACTILE (WITH LED) (ATT)
LSW908 1-771-883-11 SWITCH, TACTILE (WITH LED) (SENS) R967 1-216-815-11 METAL CHIP 330 5% 1/10W
LSW909 1-771-883-11 SWITCH, TACTILE (WITH LED) (1) R968 1-216-815-11 METAL CHIP 330 5% 1/10W

33
CDX-L490B/L490X
DISPLAY IN SELF SW LOAD SW MAIN
Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark
R969 1-216-815-11 METAL CHIP 330 5% 1/10W C205 1-162-964-11 CERAMIC CHIP 0.001uF 10% 50V
R972 1-216-809-11 METAL CHIP 100 5% 1/10W C206 1-164-346-11 CERAMIC CHIP 1uF 16V
R973 1-216-809-11 METAL CHIP 100 5% 1/10W C207 1-125-891-11 CERAMIC CHIP 0.47uF 10% 10V
R974 1-216-809-11 METAL CHIP 100 5% 1/10W C208 1-115-467-11 CERAMIC CHIP 0.22uF 10% 10V
R975 1-216-809-11 METAL CHIP 100 5% 1/10W C209 1-115-467-11 CERAMIC CHIP 0.22uF 10% 10V

R976 1-216-813-11 METAL CHIP 220 5% 1/10W C210 1-125-837-11 CERAMIC CHIP 1uF 10% 6.3V
R977 1-216-813-11 METAL CHIP 220 5% 1/10W C211 1-125-837-11 CERAMIC CHIP 1uF 10% 6.3V
R978 1-216-813-11 METAL CHIP 220 5% 1/10W C215 1-126-964-11 ELECT 10uF 20% 50V
R979 1-216-813-11 METAL CHIP 220 5% 1/10W C216 1-164-346-11 CERAMIC CHIP 1uF 16V
R980 1-216-809-11 METAL CHIP 100 5% 1/10W C401 1-126-163-11 ELECT 4.7uF 20% 50V

R981 1-216-809-11 METAL CHIP 100 5% 1/10W C407 1-126-964-11 ELECT 10uF 20% 50V
R982 1-216-809-11 METAL CHIP 100 5% 1/10W C426 1-162-964-11 CERAMIC CHIP 0.001uF 10% 50V
R983 1-216-813-11 METAL CHIP 220 5% 1/10W C432 1-124-589-11 ELECT 47uF 20% 16V
R985 1-216-813-11 METAL CHIP 220 5% 1/10W C603 1-164-227-11 CERAMIC CHIP 0.022uF 10% 25V
R986 1-216-813-11 METAL CHIP 220 5% 1/10W C604 1-162-970-11 CERAMIC CHIP 0.01uF 10% 25V

< SWITCH > C605 1-104-665-11 ELECT 100uF 20% 10V

C606 1-126-947-11 ELECT 47uF 20% 10V
S901 1-771-884-11 SWITCH, TACTILE (WITH LED) (SEL) C608 1-164-156-11 CERAMIC CHIP 0.1uF 25V
S902 1-771-884-11 SWITCH, TACTILE (WITH LED) (A) C609 1-162-970-11 CERAMIC CHIP 0.01uF 10% 25V
S903 1-771-884-11 SWITCH, TACTILE (WITH LED) (OFF) C610 1-126-964-11 ELECT 10uF 20% 50V
S904 1-771-884-11 SWITCH, TACTILE (WITH LED) (SOURCE)
S905 1-771-884-11 SWITCH, TACTILE (WITH LED) (MODE) C611 1-162-927-11 CERAMIC CHIP 100PF 5% 50V
C612 1-162-927-11 CERAMIC CHIP 100PF 5% 50V
S906 1-771-884-11 SWITCH, TACTILE (WITH LED) (EQ3) C613 1-162-927-11 CERAMIC CHIP 100PF 5% 50V
************************************************************* C614 1-164-174-11 CERAMIC CHIP 0.0082uF 10% 25V
C615 1-165-176-11 CERAMIC CHIP 0.047uF 10% 16V
1-683-283-11 IN SELF SW BOARD
**************** C617 1-165-176-11 CERAMIC CHIP 0.047uF 10% 16V
C618 1-162-964-11 CERAMIC CHIP 0.001uF 10% 50V
< SWITCH > C619 1-162-964-11 CERAMIC CHIP 0.001uF 10% 50V
C620 1-104-665-11 ELECT 100uF 20% 10V
SW2 1-529-566-31 SWITCH, PUSH (1 KEY) (SELF) C621 1-104-396-11 ELECT 10uF 20% 16V
SW3 1-529-566-31 SWITCH, PUSH (1 KEY) (DISC IN)
************************************************************* C622 1-162-911-11 CERAMIC CHIP 6PF 0.5PF 50V
C623 1-162-912-11 CERAMIC CHIP 7PF 0.5PF 50V
1-685-337-11 LOAD SW BOARD C624 1-162-915-11 CERAMIC CHIP 10PF 0.5PF 50V
*************** C625 1-162-963-11 CERAMIC CHIP 680PF 10% 50V
C626 1-164-315-11 CERAMIC CHIP 470PF 5% 50V
< SWITCH >
C627 1-164-156-11 CERAMIC CHIP 0.1uF 25V
SW5 1-529-566-31 SWITCH, PUSH (1 KEY) (DOWN) C631 1-126-964-11 ELECT 10uF 20% 50V
************************************************************* C633 1-162-964-11 CERAMIC CHIP 0.001uF 10% 50V
C637 1-216-295-11 SHORT CHIP 0
A-3274-618-A MAIN BOARD, COMPLETE (including C650 1-164-245-11 CERAMIC CHIP 0.015uF 10% 25V
SPEAKER BOARD, COMPLETE)
********************* C651 1-164-245-11 CERAMIC CHIP 0.015uF 10% 25V
C652 1-164-227-11 CERAMIC CHIP 0.022uF 10% 25V
* 3-019-565-01 BRACKET (IC) C669 1-162-919-11 CERAMIC CHIP 22PF 5% 50V
3-041-261-11 BRACKET (TR) C671 1-162-970-11 CERAMIC CHIP 0.01uF 10% 25V
7-685-793-09 SCREW +PTT 2.6X8 (S) C672 1-162-970-11 CERAMIC CHIP 0.01uF 10% 25V
7-685-795-09 SCREW +PTT 2.6X12 (S)
C680 1-162-970-11 CERAMIC CHIP 0.01uF 10% 25V
< CAPACITOR > C701 1-124-584-00 ELECT 100uF 20% 10V
C702 1-124-584-00 ELECT 100uF 20% 10V
C103 1-124-259-11 ELECT 4.7uF 20% 16V C703 1-124-584-00 ELECT 100uF 20% 10V
C104 1-124-259-11 ELECT 4.7uF 20% 16V C704 1-124-584-00 ELECT 100uF 20% 10V
C105 1-162-964-11 CERAMIC CHIP 0.001uF 10% 50V
C106 1-107-826-11 CERAMIC CHIP 0.1uF 10% 16V C705 1-162-964-11 CERAMIC CHIP 0.001uF 10% 50V
C110 1-164-360-11 CERAMIC CHIP 0.1uF 16V C706 1-162-964-11 CERAMIC CHIP 0.001uF 10% 50V
C707 1-162-964-11 CERAMIC CHIP 0.001uF 10% 50V
C111 1-124-589-11 ELECT 47uF 20% 16V C801 1-124-229-00 ELECT 33uF 20% 10V
C112 1-164-346-11 CERAMIC CHIP 1uF 16V C802 1-164-156-11 CERAMIC CHIP 0.1uF 25V
C113 1-164-346-11 CERAMIC CHIP 1uF 16V
C203 1-124-259-11 ELECT 4.7uF 20% 16V C803 1-162-918-11 CERAMIC CHIP 18PF 5% 50V
C204 1-124-259-11 ELECT 4.7uF 20% 16V C804 1-164-160-11 CERAMIC CHIP 20PF 5% 50V
C807 1-115-156-11 CERAMIC CHIP 1uF 10V

34
 CDX-L490B/L490X
MAIN
Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark
C809 1-164-156-11 CERAMIC CHIP 0.1uF 25V D917 8-719-200-82 DIODE 11ES2
C841 1-162-964-11 CERAMIC CHIP 0.001uF 10% 50V D918 8-719-200-82 DIODE 11ES2
C842 1-162-964-11 CERAMIC CHIP 0.001uF 10% 50V D919 8-719-200-82 DIODE 11ES2
C846 1-162-964-11 CERAMIC CHIP 0.001uF 10% 50V D920 8-719-053-18 DIODE 1SR154-400TE-25
C847 1-115-156-11 CERAMIC CHIP 1uF 10V D921 8-719-053-18 DIODE 1SR154-400TE-25

C848 1-162-964-11 CERAMIC CHIP 0.001uF 10% 50V D922 8-719-200-82 DIODE 11ES2
C852 1-469-144-21 FERRITE, EMI (SMD) D923 8-719-110-14 DIODE RD9.1ES-B3
C853 1-162-970-11 CERAMIC CHIP 0.01uF 10% 25V D930 8-719-109-89 DIODE RD5.6ES-B2
C901 1-135-473-21 ELECT 3300uF 20% 16V D931 8-719-988-61 DIODE 1SS355TE-17
C902 1-164-156-11 CERAMIC CHIP 0.1uF 25V D932 8-719-988-61 DIODE 1SS355TE-17

C904 1-126-160-11 ELECT 1uF 20% 50V D933 8-719-053-18 DIODE 1SR154-400TE-25
C905 1-164-156-11 CERAMIC CHIP 0.1uF 25V D934 8-719-200-82 DIODE 11ES2
C907 1-162-970-11 CERAMIC CHIP 0.01uF 10% 25V D999 8-719-991-33 DIODE 1SS133T-77
C909 1-164-156-11 CERAMIC CHIP 0.1uF 25V
C913 1-164-156-11 CERAMIC CHIP 0.1uF 25V < FERRITE BEAD >

C914 1-104-665-11 ELECT 100uF 20% 10V FB701 1-216-864-11 METAL CHIP 0 5% 1/10W
C915 1-110-654-11 DOUBLE LAYERS 0.047F 5.5V FB702 1-414-235-22 INDUCTOR, FERRITE BEAD
C916 1-164-156-11 CERAMIC CHIP 0.1uF 25V
C919 1-124-229-00 ELECT 33uF 20% 10V < IC >
C920 1-124-584-00 ELECT 100uF 20% 10V
IC101 8-759-827-12 IC TA8272H
C931 1-164-156-11 CERAMIC CHIP 0.1uF 25V IC401 6-703-302-01 IC BD3803F-FE2
C932 1-162-964-11 CERAMIC CHIP 0.001uF 10% 50V IC601 8-759-586-59 IC TB2118F-EL-S
C951 1-162-964-11 CERAMIC CHIP 0.001uF 10% 50V IC801 6-802-552-01 IC uPD780076YGK-R23-9ET
C952 1-162-964-11 CERAMIC CHIP 0.001uF 10% 50V IC902 8-759-837-07 IC S7139SF
C960 1-216-864-11 METAL CHIP 0 5% 1/10W
< JUMPER RESISTOR >
< JACK >
JR411 1-216-864-11 METAL CHIP 0 5% 1/10W
CNJ601 1-793-598-11 JACK (ANTENNA) JR412 1-216-864-11 METAL CHIP 0 5% 1/10W
JR605 1-216-864-11 METAL CHIP 0 5% 1/10W
< CONNECTOR > JR606 1-216-864-11 METAL CHIP 0 5% 1/10W
JR801 1-216-864-11 METAL CHIP 0 5% 1/10W
CNP701 1-815-260-11 CONNECTOR, BOARD TO BOARD 30P
CNP801 1-794-311-21 PLUG, CONNECTOR 12P JR802 1-216-864-11 METAL CHIP 0 5% 1/10W
CNP901 1-774-701-21 PIN, CONNECTOR 16P JR804 1-216-864-11 METAL CHIP 0 5% 1/10W
JR805 1-216-864-11 METAL CHIP 0 5% 1/10W
< SURGE PROTECTOR > JR806 1-216-864-11 METAL CHIP 0 5% 1/10W
JR808 1-216-864-11 METAL CHIP 0 5% 1/10W
CP601 1-803-902-21 PROTECTOR CHIP, SURGE
JR809 1-216-864-11 METAL CHIP 0 5% 1/10W
< DIODE > JR810 1-216-295-11 SHORT CHIP 0
JR814 1-216-864-11 METAL CHIP 0 5% 1/10W
D402 8-719-988-61 DIODE 1SS355TE-17 JR901 1-216-864-11 METAL CHIP 0 5% 1/10W
D444 8-719-988-61 DIODE 1SS355TE-17
D604 8-719-109-85 DIODE RD5.1ES-B2 < COIL >
D802 8-719-978-33 DIODE DTZ-TT11-6.8B
D803 8-719-109-97 DIODE RD6.8ES-B2 L601 1-410-508-11 INDUCTOR 8.2uH
L603 1-412-006-31 INDUCTOR 10uH
D804 8-719-978-33 DIODE DTZ-TT11-6.8B L604 1-410-750-41 INDUCTOR 0.47uH
D805 8-719-978-33 DIODE DTZ-TT11-6.8B L669 1-424-759-21 COIL (AM ANT)
D806 8-719-109-97 DIODE RD6.8ES-B2 L701 1-410-513-11 INDUCTOR 22uH
D807 8-719-109-97 DIODE RD6.8ES-B2
D808 8-719-109-97 DIODE RD6.8ES-B2 L702 1-410-513-11 INDUCTOR 22uH
L901 1-419-476-31 COIL, CHOKE 250uH
D809 8-719-921-63 DIODE MTZJ-7.5B
D901 8-719-049-38 DIODE 1N5404TU < JACK >
D903 8-719-109-97 DIODE RD6.8ES-B2
D907 8-719-110-49 DIODE RD18ES-B2 PJ401 1-774-698-11 JACK, PIN 2P (AUDIO OUT REAR)
D908 8-719-921-63 DIODE MTZJ-7.5B
< TRANSISTOR >
D909 8-719-109-97 DIODE RD6.8ES-B2
D911 8-719-109-89 DIODE RD5.6ES-B2 Q101 8-729-920-21 TRANSISTOR DTC314TK-T-146
D913 8-719-069-60 DIODE UDZS-TE-17-9.1B Q102 8-729-920-21 TRANSISTOR DTC314TK-T-146
D915 8-719-200-82 DIODE 11ES2 Q201 8-729-920-21 TRANSISTOR DTC314TK-T-146
D916 8-719-200-82 DIODE 11ES2 Q202 8-729-920-21 TRANSISTOR DTC314TK-T-146

35
CDX-L490B/L490X
MAIN
Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark
Q401 8-729-055-92 TRANSISTOR SRA2203SF R606 1-216-841-11 METAL CHIP 47K 5% 1/10W
Q402 8-729-055-96 TRANSISTOR SRC1203SF R607 1-216-827-11 METAL CHIP 3.3K 5% 1/10W
Q603 8-729-030-51 TRANSISTOR 2SA1515S-R-TP R608 1-216-833-11 METAL CHIP 10K 5% 1/10W
Q604 8-729-055-96 TRANSISTOR SRC1203SF R609 1-216-809-11 METAL CHIP 100 5% 1/10W
Q605 8-729-030-51 TRANSISTOR 2SA1515S-R-TP R610 1-216-809-11 METAL CHIP 100 5% 1/10W

Q606 8-729-055-96 TRANSISTOR SRC1203SF R611 1-218-867-11 METAL CHIP 6.8K 5% 1/10W
Q833 8-729-049-40 TRANSISTOR 2SC5343SFG R612 1-216-833-11 METAL CHIP 10K 5% 1/10W
Q834 8-729-055-96 TRANSISTOR SRC1203SF R613 1-216-833-11 METAL CHIP 10K 5% 1/10W
Q902 8-729-049-40 TRANSISTOR 2SC5343SFG R614 1-249-409-11 CARBON 220 5% 1/4W
Q903 8-729-055-96 TRANSISTOR SRC1203SF R615 1-216-825-11 METAL CHIP 2.2K 5% 1/10W

Q904 8-729-055-96 TRANSISTOR SRC1203SF R616 1-216-845-11 METAL CHIP 100K 5% 1/10W
Q905 8-729-055-96 TRANSISTOR SRC1203SF R617 1-216-825-11 METAL CHIP 2.2K 5% 1/10W
Q906 8-729-055-92 TRANSISTOR SRA2203SF R618 1-216-845-11 METAL CHIP 100K 5% 1/10W
Q907 8-729-021-82 TRANSISTOR 2SD2396K R619 1-216-817-11 METAL CHIP 470 5% 1/10W
Q909 8-729-055-96 TRANSISTOR SRC1203SF R620 1-216-817-11 METAL CHIP 470 5% 1/10W

Q910 8-729-920-85 TRANSISTOR 2SD1664-QR R622 1-216-817-11 METAL CHIP 470 5% 1/10W
Q911 8-729-055-96 TRANSISTOR SRC1203SF R628 1-216-830-11 METAL CHIP 5.6K 5% 1/10W
Q912 8-729-055-92 TRANSISTOR SRA2203SF R704 1-216-821-11 METAL CHIP 1K 5% 1/10W
Q913 8-729-019-00 TRANSISTOR 2SD2394-G R705 1-216-821-11 METAL CHIP 1K 5% 1/10W
Q914 8-729-055-96 TRANSISTOR SRC1203SF R706 1-216-813-11 METAL CHIP 220 5% 1/10W

Q915 8-729-049-43 TRANSISTOR STB1132Y R707 1-216-849-11 METAL CHIP 220K 5% 1/10W
Q916 8-729-049-43 TRANSISTOR STB1132Y R708 1-216-821-11 METAL CHIP 1K 5% 1/10W
Q917 8-729-820-46 TRANSISTOR 2SB1202FAS R709 1-216-821-11 METAL CHIP 1K 5% 1/10W
Q918 8-729-055-92 TRANSISTOR SRA2203SF R710 1-216-821-11 METAL CHIP 1K 5% 1/10W
Q919 8-729-920-85 TRANSISTOR 2SD1664-QR R711 1-216-821-11 METAL CHIP 1K 5% 1/10W

Q920 8-729-920-85 TRANSISTOR 2SD1664-QR R712 1-216-821-11 METAL CHIP 1K 5% 1/10W

Q921 8-729-055-96 TRANSISTOR SRC1203SF R714 1-216-825-11 METAL CHIP 2.2K 5% 1/10W
Q929 8-729-055-96 TRANSISTOR SRC1203SF R716 1-216-825-11 METAL CHIP 2.2K 5% 1/10W
R801 1-216-809-11 METAL CHIP 100 5% 1/10W
< RESISTOR > R802 1-216-809-11 METAL CHIP 100 5% 1/10W

R102 1-216-809-11 METAL CHIP 100 5% 1/10W R803 1-216-849-11 METAL CHIP 220K 5% 1/10W
R103 1-216-809-11 METAL CHIP 100 5% 1/10W R806 1-249-417-11 CARBON 1K 5% 1/4W
R105 1-249-429-11 CARBON 10K 5% 1/4W R807 1-216-849-11 METAL CHIP 220K 5% 1/10W
R106 1-249-429-11 CARBON 10K 5% 1/4W R809 1-216-849-11 METAL CHIP 220K 5% 1/10W
R107 1-216-841-11 METAL CHIP 47K 5% 1/10W R810 1-249-417-11 CARBON 1K 5% 1/4W

R108 1-216-841-11 METAL CHIP 47K 5% 1/10W R811 1-249-417-11 CARBON 1K 5% 1/4W
R109 1-216-809-11 METAL CHIP 100 5% 1/10W R812 1-249-417-11 CARBON 1K 5% 1/4W
R110 1-216-809-11 METAL CHIP 100 5% 1/10W R814 1-216-809-11 METAL CHIP 100 5% 1/10W
R111 1-218-882-11 METAL CHIP 30K 0.5% 1/10W R815 1-216-809-11 METAL CHIP 100 5% 1/10W
R112 1-216-845-11 METAL CHIP 100K 5% 1/10W R817 1-216-849-11 METAL CHIP 220K 5% 1/10W

R115 1-216-833-11 METAL CHIP 10K 5% 1/10W R818 1-216-845-11 METAL CHIP 100K 5% 1/10W
R116 1-216-833-11 METAL CHIP 10K 5% 1/10W R819 1-216-849-11 METAL CHIP 220K 5% 1/10W
R205 1-249-429-11 CARBON 10K 5% 1/4W R821 1-249-433-11 CARBON 22K 5% 1/4W
R206 1-249-429-11 CARBON 10K 5% 1/4W R822 1-216-849-11 METAL CHIP 220K 5% 1/10W
R207 1-216-841-11 METAL CHIP 47K 5% 1/10W R823 1-249-417-11 CARBON 1K 5% 1/4W

R208 1-216-841-11 METAL CHIP 47K 5% 1/10W R824 1-216-849-11 METAL CHIP 220K 5% 1/10W
R209 1-216-809-11 METAL CHIP 100 5% 1/10W R832 1-216-849-11 METAL CHIP 220K 5% 1/10W
R210 1-216-809-11 METAL CHIP 100 5% 1/10W R833 1-216-849-11 METAL CHIP 220K 5% 1/10W
R401 1-216-833-11 METAL CHIP 10K 5% 1/10W R835 1-216-836-11 METAL CHIP 18K 5% 1/10W
R404 1-216-821-11 METAL CHIP 1K 5% 1/10W R836 1-249-425-11 CARBON 4.7K 5% 1/4W

R407 1-249-437-11 CARBON 47K 5% 1/4W R842 1-216-821-11 METAL CHIP 1K 5% 1/10W
R408 1-216-827-11 METAL CHIP 3.3K 5% 1/10W R847 1-216-809-11 METAL CHIP 100 5% 1/10W
R410 1-216-805-11 METAL CHIP 47 5% 1/10W R848 1-216-845-11 METAL CHIP 100K 5% 1/10W
R601 1-249-417-11 CARBON 1K 5% 1/4W R849 1-216-845-11 METAL CHIP 100K 5% 1/10W
R602 1-216-821-11 METAL CHIP 1K 5% 1/10W R850 1-216-845-11 METAL CHIP 100K 5% 1/10W

R603 1-249-407-11 CARBON 150 5% 1/4W R855 1-216-821-11 METAL CHIP 1K 5% 1/10W
R604 1-216-821-11 METAL CHIP 1K 5% 1/10W R856 1-249-409-11 CARBON 220 5% 1/4W
R605 1-216-841-11 METAL CHIP 47K 5% 1/10W R857 1-249-409-11 CARBON 220 5% 1/4W

36
 CDX-L490B/L490X
MAIN SERVO

Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark
R860 1-216-813-11 METAL CHIP 220 5% 1/10W A-3283-233-A SERVO BOARD, COMPLETE
R901 1-249-425-11 CARBON 4.7K 5% 1/4W **********************
R906 1-249-425-11 CARBON 4.7K 5% 1/4W
R907 1-216-841-11 METAL CHIP 47K 5% 1/10W 1-683-284-11 FLEXIBLE BOARD
R908 1-216-841-11 METAL CHIP 47K 5% 1/10W
< CAPACITOR >
R909 1-216-828-11 METAL CHIP 3.9K 5% 1/10W
R913 1-249-417-11 CARBON 1K 5% 1/4W C1 1-162-970-11 CERAMIC CHIP 0.01uF 10% 25V
R914 1-216-821-11 METAL CHIP 1K 5% 1/10W C3 1-162-970-11 CERAMIC CHIP 0.01uF 10% 25V
R916 1-249-413-11 CARBON 470 5% 1/4W C4 1-104-609-11 ELECT CHIP 100uF 20% 4V
R917 1-249-409-11 CARBON 220 5% 1/4W C5 1-162-970-11 CERAMIC CHIP 0.01uF 10% 25V
C6 1-162-970-11 CERAMIC CHIP 0.01uF 10% 25V
R918 1-216-845-11 METAL CHIP 100K 5% 1/10W
R919 1-249-421-11 CARBON 2.2K 5% 1/4W C8 1-107-826-11 CERAMIC CHIP 0.1uF 10% 16V
R920 1-216-849-11 METAL CHIP 220K 5% 1/10W C9 1-162-924-11 CERAMIC CHIP 56PF 5% 50V
R922 1-208-806-11 RES-CHIP 10K 0.5% 1/10W C10 1-162-924-11 CERAMIC CHIP 56PF 5% 50V
R923 1-208-806-11 RES-CHIP 10K 0.5% 1/10W C11 1-162-909-11 CERAMIC CHIP 4PF 0.25PF 50V
C13 1-162-916-11 CERAMIC CHIP 12PF 5% 50V
R924 1-249-404-00 CARBON 82 5% 1/4W
R925 1-249-404-00 CARBON 82 5% 1/4W C14 1-125-837-11 CERAMIC CHIP 1uF 10% 6.3V
R926 1-249-404-00 CARBON 82 5% 1/4W C15 1-162-970-11 CERAMIC CHIP 0.01uF 10% 25V
R927 1-249-404-00 CARBON 82 5% 1/4W C16 1-162-970-11 CERAMIC CHIP 0.01uF 10% 25V
R928 1-249-404-00 CARBON 82 5% 1/4W C17 1-162-970-11 CERAMIC CHIP 0.01uF 10% 25V
C18 1-162-966-11 CERAMIC CHIP 0.0022uF 10% 50V
R929 1-249-404-00 CARBON 82 5% 1/4W
R930 1-216-845-11 METAL CHIP 100K 5% 1/10W C19 1-107-826-11 CERAMIC CHIP 0.1uF 10% 16V
R931 1-249-421-11 CARBON 2.2K 5% 1/4W C20 1-107-826-11 CERAMIC CHIP 0.1uF 10% 16V
R932 1-249-421-11 CARBON 2.2K 5% 1/4W C21 1-162-970-11 CERAMIC CHIP 0.01uF 10% 25V
R933 1-216-821-11 METAL CHIP 1K 5% 1/10W C22 1-162-970-11 CERAMIC CHIP 0.01uF 10% 25V
C23 1-162-970-11 CERAMIC CHIP 0.01uF 10% 25V
R934 1-216-041-00 METAL CHIP 470 5% 1/10W
R935 1-249-395-11 CARBON 15 5% 1/4W C24 1-162-970-11 CERAMIC CHIP 0.01uF 10% 25V
R936 1-218-867-11 METAL CHIP 6.8K 5% 1/10W C25 1-162-970-11 CERAMIC CHIP 0.01uF 10% 25V
R937 1-216-041-00 METAL CHIP 470 5% 1/10W C26 1-126-391-11 ELECT CHIP 47uF 20% 6.3V
R951 1-216-821-11 METAL CHIP 1K 5% 1/10W C27 1-162-970-11 CERAMIC CHIP 0.01uF 10% 25V
C29 1-162-970-11 CERAMIC CHIP 0.01uF 10% 25V
R952 1-216-809-11 METAL CHIP 100 5% 1/10W
R953 1-216-809-11 METAL CHIP 100 5% 1/10W C30 1-162-970-11 CERAMIC CHIP 0.01uF 10% 25V
C34 1-162-970-11 CERAMIC CHIP 0.01uF 10% 25V
< SWITCH > C35 1-162-970-11 CERAMIC CHIP 0.01uF 10% 25V
C36 1-162-970-11 CERAMIC CHIP 0.01uF 10% 25V
SW802 1-762-638-21 SWITCH, TACTILE (RESET) C37 1-126-393-11 ELECT CHIP 33uF 20% 10V
SW803 1-571-478-11 SWITCH, SLIDE (FREQUENCY SELECT)
C38 1-162-970-11 CERAMIC CHIP 0.01uF 10% 25V
< THERMISTOR (POSITIVE) > C40 1-107-826-11 CERAMIC CHIP 0.1uF 10% 16V
C41 1-162-970-11 CERAMIC CHIP 0.01uF 10% 25V
TH901 1-809-148-11 THERMISTOR PTH8L07AR2R0M1B510 C43 1-162-967-11 CERAMIC CHIP 0.0033uF 10% 50V
C44 1-125-837-11 CERAMIC CHIP 1uF 10% 6.3V
< TUNER >
C45 1-162-970-11 CERAMIC CHIP 0.01uF 10% 25V
TU601 A-3220-835-A TUNER UNIT (TUX-010)
< CONNECTOR >
< VIBRATOR >
CN1 1-815-352-11 CONNECTOR, BOARD TO BOARD 30P
X601 1-781-246-21 VIBRATOR, CRYSTAL (10.25MHz) CN3 1-816-275-21 CONNECTOR, FFC/FPC 6P
X801 1-795-259-11 VIBRATOR, CERAMIC (8.38MHz)
X802 1-567-098-41 VIBRATOR, CRYSTAL (32kHz) < JUMPER RESISTOR >
*************************************************************
FB1 1-216-864-11 METAL CHIP 0 5% 1/10W

< IC >

IC1 8-759-699-98 IC uPD63711GC-8EU

IC2 8-759-658-87 IC BA5810FP-E2

< TRANSISTOR >

Q1 8-729-904-87 TRANSISTOR 2SB1197K-R

37
CDX-L490B/L490X
SERVO SL SW SPEAKER

Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark
< RESISTOR > PARTS FOR INSTALLATION AND CONNECTIONS
***************************************
R3 1-216-797-11 METAL CHIP 10 5% 1/10W
R5 1-218-344-11 METAL CHIP 7.5K 5% 1/10W 251 X-3382-647-1 FRAME ASSY, FITTING
R7 1-216-839-11 METAL CHIP 33K 5% 1/10W 252 X-3366-405-1 SCREW ASSY (EXP), FITTING
R8 1-216-833-11 METAL CHIP 10K 5% 1/10W 253 3-934-325-01 SCREW (+K 5X8 TP)
R9 1-216-840-11 METAL CHIP 39K 5% 1/10W 254 3-246-035-01 COLLAR
255 3-246-471-01 KEY (FRAME)
R10 1-216-835-11 METAL CHIP 15K 5% 1/10W
R12 1-216-837-11 METAL CHIP 22K 5% 1/10W 256 1-776-206-21 CORD (WITH CONNECTOR) (POWER)
R14 1-216-841-11 METAL CHIP 47K 5% 1/10W
R15 1-216-841-11 METAL CHIP 47K 5% 1/10W 251 252
R17 1-216-809-11 METAL CHIP 100 5% 1/10W

R18 1-216-809-11 METAL CHIP 100 5% 1/10W

R19 1-216-809-11 METAL CHIP 100 5% 1/10W
R20 1-216-809-11 METAL CHIP 100 5% 1/10W
R21 1-216-821-11 METAL CHIP 1K 5% 1/10W
253 254 255 256
R22 1-216-821-11 METAL CHIP 1K 5% 1/10W

R26 1-216-797-11 METAL CHIP 10 5% 1/10W

R29 1-216-833-11 METAL CHIP 10K 5% 1/10W
R30 1-216-833-11 METAL CHIP 10K 5% 1/10W

< VIBRATOR >

X1 1-795-520-11 VIBRATOR, CERAMIC (16.9344MHz)

*************************************************************

1-683-282-11 SL SW BOARD
************

< SWITCH >

SW4 1-529-565-41 SWITCH, PUSH (1 KEY) (LIMIT)

*************************************************************

A-3274-647-A SPEAKER BOARD, COMPLETE (supplied with

MAIN BOARD, COMPLETE)
************************
*************************************************************

MISCELLANEOUS
***************

3 1-776-206-21 CORD (WITH CONNECTOR) (POWER)

201 X-3378-480-1 CHASSIS (OP) ASSY (including M901)
207 1-823-641-11 CABLE, FLEXIBLE FLAT (6 CORE)
0 210 8-820-165-06 OPTICAL PICK-UP KSS-721A/C-RP
F901 1-532-877-11 FUSE (BLADE TYPE) (AUTO FUSE) 10A

M902 A-3301-985-A MOTOR ASSY, SLED (SLED)

M903 A-3315-039-A MOTOR SUB ASSY, LO (LOADING)
*************************************************************

ACCESSORIES
************

3-247-731-21 MANUAL, INSTRUCTION (ENGLISH,SPANISH,

TRADITIONAL CHINESE)
3-247-732-21 MANUAL, INSTRUCTION, INSTALL (ENGLISH,
SPANISH,TRADITIONAL CHINESE)
X-3378-390-3 CASE ASSY (for FRONT PANEL)
*************************************************************

The components identified by

mark 0 or dotted line with mark
0 are critical for safety.
Replace only with part number
38 specified.
 CDX-L490B/L490X

MEMO

39
CDX-L490B/L490X

REVISION HISTORY

Clicking the version allows you to jump to the revised page.

Also, clicking the version at the upper on the revised page allows you to jump to the next revised page.

Ver. Date Description of Revision

1.0 2002. 12 New

40