ALINCO DJ-A41 Service Manual
ALINCO DJ-A41 Service Manual
ALINCO DJ-A41 Service Manual
Service Manual
* Specifications
* Circuit Description
* Parts list
* Schematic Diagram
* Block Diagram
* PC Board View
* Mechanical Parts
ALINCO, INC.
DJ-A41
SPECIFICATIONS
General
Frequency Range
RX: 400~470MHz
TX: 400~470MHz
Number of channels
Max. 128
Frequency Spacing
Operating Voltage
7.4 V DC 20%
Battery Life
20C to +55C
227g/8.01oz
Frequency Stability
2.5ppm
70MHz
50
Sensitivity
EIA 12dB SINAD
Wide : 0.25V
Narrow : 0.35V
Selectivity .
Wide : 70dB
Narrow : 60dB
Intermodulation
Wide : 65dB
Narrow : 60dB
Spurious response
60dB
First IF
26.450MHz
Second IF
450KHz
HI: 5W
Mid: 2W
RF Output Impedance
50
65dB
Modulation
Wide : 16K0F3E
Narrow : 11K0F3E
FM Noise
Wide : 45dB
Narrow : 40dB
Audio Distortion
Less than 5%
LO: 0.5W
DJ-A41
CIRCUIT DESCRIPTION
XF501) is amplified by an IF amplifier (Q511) and the
1. Frequency Configuration
The frequency configuration is shown in Figure 1 and
Table 1.
D501,D502
D506
CF
450KHz
ANT
RX/TX:400~470MHz
RF AMP
Q506
BPF
MIXER
Q507
BPF
MIX
ANT SW
AF
AMP
IF SYSTEM
SP
CF500
PLL
VCO
PRE
DRIVE
U201
MPU
IF,MIX,DET
U503
MIC
AMP
13.000MHz
PLL
VCO
U204A
AF AMP
26.00MHz
TCXO
LV
Tuning voltage
CF500
MULTIPLY
FINAL
DRIVE
MCF
26.450MHz
IF AMP
Q511
ANT SW
VFO
RF
AMP
MCF
XF500,XF501
AF PA AMP
U205
SP
26.000MHz
Q512
X2
MULTIPLY
X500
TCXO
13.000MHz
MIC
Fig.2
1st IF Frequency
26.45MHz (Lower)
2nd IF Frequency
450kHz (Lower)
Transmission method
Modulation
2. Receiver
(L520, L521).
The signal passing through the band-pass filter (L520,
and NARROW (low level) data is output from U201, pin 11.
mixer (Q507).
Q503 and Q509 turns on/off with the Wide/Narrow data and
varicap through the P76 terminal (pin 32) of the MPU (U201)
Q511
AFOUT
U503
FM SYSTEM
QUAD IFOUT
C654
Q509
H:Wide
L:Narrow
R596
5R
Q503
Fig.3
T500
DJ-A41
CIRCUIT DESCRIPTION
2-5. Squelch
A noise component is obtained by passing FM
squelch voltage.
ON/OFF.
SP MUTE
PA1
U201
MPU
5R
RSSI
P71
SQ
P70
U201
AF OUT
AQUA
T500
1st IF input
(26.45MHz)
16
15
14
13
MIX
12
11
10
RSSI
SP
Noise
AMP
Rectifier
J201
Buffer
CF500
450kHz
U205
AF PA
VOL
IF AMP
Local
OSC
1
LS200
Quadrature
detector
Noise
comp
U503
FM IC
Q201,Q205,
Q206,Q207
SW
U204A
AMP
LPF
Inverter
AMP
R593
C581
8
C580
R5594
R595
Fig.4
3. AF signal system
3-2-2 High-speed data (DTMF)
of
U202.
The
signal
is
demodulated
by DTMF
A band FM IF IC U503
AF signal
IF AMP
P70
98
40 SQL
U201
MPU
DEMOD
DET
LNOUT
PA1
27
92
LS200
AF AMP
U204A(1/2)
Audio
SP MUTE
Fig.5
U205
AF PA
SP
J201
VOL
Q201,Q205,Q206,Q207
SW
DJ-A41
CIRCUIT DESCRIPTION
4. PLL frequency synthesizer
The PLL circuit generates the first local oscillator signal
4-1.PLL circuit
A reference frequency of 5 kHz or 6.25 kHz is
5M
R584
U504
U201
D518
LD
P03
PLL IC
MPU
C565
Fig.7
oscillation
circuit
containing
an
oscillation
reception.
The PA0 terminal (pin 91) of the MPU (U201) goes "H"
5C
Ripple
Filter
Q504
LPF
D516,D517
PA0
(U201 Pin 91)
Q517
BUFF AMP
Q518
VCO
Q208
MIC AMP
Q520
RF AMP
U201
MUP
Q516
RF AMP
VCO
LPF
(SPLATTER FILTER)
MIC
TCXO
MOD
T/R SW
Fig.8
MOD
Q519
PLL IC U504
I/N
PLL DATA
5KHz/6.25KHz
CHARGE
PUMP
13.000MHz
REF OSC
I/M
5KHz/6.25KHz
Fig.6
DJ-A41
CIRCUIT DESCRIPTION
5-3. Drive and Final Amplifier Circuit
The signal from the T/R switch (D503 is on) is
squelch circuit.
input.
(See Fig. 9)
ANT
From
T/RSW
(D503)
+BATT
Q515
Q513
Q505
RF
AMP
DRIVE
AMP
RF
FINAL AMP
VG
R589
VDD
D506,D520
ANT SW
LPF
VG
R590
R591
U201
CPU
U502B
(2/2)
U502A
(1/2)
U203
EEPROM
APC
(U201)
Fig.9
Fig.10
6 Control Circuit
control
circuit
consists
of
Battery condition
during transmission
sounds
make calls.
while
PTT
pressed.
U201
R204
38
BATT1
C200
following:
(1) Switching between transmission and reception by the
PTT signal input.
(2) Reading system, group, frequency, and program data
Fig.11
R203
P72
MPU
DJ-A41
CIRCUIT DESCRIPTION
7. Power Supply
There are four 5V power supplies for the microprocessor:
5M,5C,5R, and 5T. 5M for microprocessor is always output
while the power is on. 5M is always output, but turns off
when the power is turned off to prevent malfunction of the
microprocessor.
5C is a common 5V and is output when SAVE is not set to
OFF.
5R is 5V for reception and output during reception.
5T is 5V for transmission and output during transmission.
DJ-A41
PARTS LIST
MAIN UNIT
Ref. No
Parts No.
Description of item
Size (LxW)(mm)
Qty
Specification
C200
C201
C202
C203
C204
C205
C206-C212
C213
C214-C220
C221
C222
C223
C224
C225
C226
C227
C228-C237
C234
C235-C237
C238
C239
C240
C241
C242
C243
SMT CAPACITOR
SMT CAPACITOR
SMT CAPACITOR
SMT CAPACITOR
SMT CAPACITOR
SMT CAPACITOR
SMT CAPACITOR
SMT CAPACITOR
SMT CAPACITOR
SMT CAPACITOR
SMT CAPACITOR
SMT CAPACITOR
SMT CAPACITOR
SMT CAPACITOR
SMT CAPACITOR
SMT CAPACITOR
SMT CAPACITOR
SMT CAPACITOR
SMT CAPACITOR
SMT CAPACITOR
SMT CAPACITOR
SMT CAPACITOR
SMT CAPACITOR
SMT CAPACITOR
SMT CAPACITOR
0402
0402
0402
0402
0402
0402
0402
0402
0402
0603
0805
0603
0603
0603
0805
0805
0402
0603
0402
0402
0402
0402
0603
0402
0603
1
1
1
1
1
1
7
1
7
1
1
1
1
1
1
1
6
1
3
1
1
1
1
1
1
10410% 50V
10210% 50V
10310% 50V
10210% 50V
10310% 50V
10410% 50V
10310% 50V
100P5% 50V
10310% 50V
18310% 50V
10610% 50V
47410% 50V
10510% 50V
NO USE
10510% 50V
10410% 50V
10410% 50V
22410% 50V
10410% 50V
NO USE
NO USE
10410% 50V
22410% 50V
10410% 50V
22410% 50V
C244-C245
SMT CAPACITOR
0402
10410% 50V
C246
SMT CAPACITOR
0402
27310% 50V
DJ-A41
PARTS LIST
Ref. No
Parts No.
Description of item
Size (LxW)(mm)
Qty
Specification
C247-C248
C249
C250
SMT CAPACITOR
SMT CAPACITOR
SMT CAPACITOR
0402
0402
0402
2
1
1
20P5% 50V
10410% 50V
120P5% 50V
C251
C252
C253
C254
C255-C258
C259-C260
C261
C262
C263
C264
C265
C266
C267
C268
C269
C270
C271
C272
C273
C274
C275
C276
C277
C278
C279
SMT CAPACITOR
SMT CAPACITOR
SMT CAPACITOR
SMT CAPACITOR
SMT CAPACITOR
SMT CAPACITOR
SMT RESISTOR
SMT CAPACITOR
SMT CAPACITOR
SMT CAPACITOR
SMT CAPACITOR
SMT CAPACITOR
SMT CAPACITOR
SMT CAPACITOR
SMT CAPACITOR
SMT CAPACITOR
SMT CAPACITOR
SMT CAPACITOR
SMT CAPACITOR
SMT CAPACITOR
SMT CAPACITOR
SMT CAPACITOR
SMT CAPACITOR
SMT CAPACITOR
SMT CAPACITOR
0603
0402
0402
0402
0805
0402
0402
0603
0402
0402
0402
0402
0402
0402
0402
0603
0402
0603
0402
0402
0603
0402
0402
0805
0805
1
1
1
1
4
2
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
10510% 50V
100P5% 50V
56P5% 50V
10410% 50V
22510% 50V
100P5% 50V
100R5%
10310% 50V
10410% 50V
30P5% 50V
1035% 50V
10210% 50V
15P5% 50V
470P5% 50V
272P5% 50V
473P5% 50V
332P5% 50V
22410% 50V
47210% 50V
3325% 50V
10510% 50V
680P5% 50V
33210% 50V
47510% 50V
22510% 50V
DJ-A41
PARTS LIST
Ref. No
Parts No.
Description of item
Size (LxW)(mm)
Qty
Specification
C280
C281
C282
SMT CAPACITOR
SMT CAPACITOR
SMT CAPACITOR
0402
0402
0402
1
1
1
10310% 50V
10210% 50V
10410% 50V
C283
C284-C286
C287
C288
C500-C502
C503-C508
C509
C510
C511-C525
C526
C527-C533
C534
C535
C536
C537-C551
C552
C553
C554
C555-C556
C557-C560
C561
C562-C564
C265
C566
C567
SMT CAPACITOR
SMT CAPACITOR
SMT CAPACITOR
SMT CAPACITOR
SMT CAPACITOR
SMT CAPACITOR
SMT CAPACITOR
SMT CAPACITOR
SMT CAPACITOR
SMT CAPACITOR
SMT CAPACITOR
SMT CAPACITOR
SMT CAPACITOR
SMT CAPACITOR
SMT CAPACITOR
SMT CAPACITOR
SMT CAPACITOR
SMT CAPACITOR
SMT CAPACITOR
SMT CAPACITOR
SMT CAPACITOR
SMT CAPACITOR
SMT CAPACITOR
SMT CAPACITOR
SMT CAPACITOR
0402
0603
0402
0402
0603
0402
0603
0402
0402
0603
0402
0603
0402
0603
0402
0603
0402
0805
0603
0402
0402
0402
0603
0603
0805
1
3
1
1
3
6
1
1
15
1
7
1
1
1
15
1
1
1
2
4
1
3
1
1
1
12210% 50V
10310% 50V
470P5% 50V
NO USE
10210% 50V
10210% 50V
10210% 50V
10410% 50V
10210% 50V
10310% 50V
10310% 50V
10310% 50V
10310% 50V
10310% 50V
10310% 50V
10310% 50V
10310% 50V
10510% 50V
10510% 50V
10410% 50V
10210% 50V
10410% 50V
10410% 50V
22410% 50V
24P5% 50V
10
DJ-A41
PARTS LIST
Ref. No
Parts No.
Description of item
Size (LxW)(mm)
Qty
Specification
C568
C569
C570
SMT CAPACITOR
SMT CAPACITOR
SMT CAPACITOR
0603
0603
0603
1
1
1
3P0.1P 50V
NO USE
8P0.25P 50V
C571-C572
C572
C573
C574-C577
C579
C580-C581
C582-C583
C584-C587
C588
C589-C591
C592
C593
C594-C601
C602-C603
C604-C607
C608
C609-C612
C613-C614
C615
C616
C617
C618
C619
C620
C621
SMT CAPACITOR
SMT SMALL FIXED INDUCTOR
SMT CAPACITOR
SMT CAPACITOR
SMT CAPACITOR
SMT CAPACITOR
SMT CAPACITOR
SMT CAPACITOR
SMT CAPACITOR
SMT CAPACITOR
SMT CAPACITOR
SMT CAPACITOR
SMT CAPACITOR
SMT CAPACITOR
SMT CAPACITOR
SMT CAPACITOR
SMT CAPACITOR
SMT CAPACITOR
SMT CAPACITOR
SMT CAPACITOR
SMT CAPACITOR
SMT CAPACITOR
SMT CAPACITOR
SMT CAPACITOR
SMT CAPACITOR
0402
0402
0402
0402
0402
0402
0804
0402
0402
0402
0603
0603
0402
0603
0402
0603
0402
0603
0603
0603
0402
0603
0402
0402
0402
2
1
1
3
1
2
2
4
1
3
1
1
8
2
4
1
4
1
1
1
1
1
1
1
1
NO USE
27nH
2.5P0.1P 50V
NO USE
1P0.1P 50V
220P5% 50V
22510% 50V
100P5% 50V
56P5% 50V
100P5% 50V
5P0.1P 50V
470P10% 50V
470P10% 50V
470P10% 50V
470P10% 50V
10P0.25P 50V
470P10% 50V
27P5% 50V
3P0.1P 50V
2.5P0.1P 50V
1P0.1P 50V
1P0.1P 50V
2P0.1P 50V
NO USE
1P0.1P 50V
11
DJ-A41
PARTS LIST
Ref. No
Parts No.
Description of item
Size (LxW)(mm)
Qty
Specification
C622
C623
C624
SMT CAPACITOR
SMT CAPACITOR
SMT CAPACITOR
0402
0603
0603
1
1
1
2P0.1P 50V
5P0.1P 50V
10P5% 50V
C625
C626
C627
C628
C629
C630
C631
C632
C633
C634
C635
C636
C637
C638
C639
C640
C641
C642-C643
C644
C645
C646
C647
C648
C649
C650
SMT CAPACITOR
SMT CAPACITOR
SMT CAPACITOR
SMT CAPACITOR
SMT CAPACITOR
SMT CAPACITOR
SMT CAPACITOR
SMT CAPACITOR
SMT CAPACITOR
SMT CAPACITOR
SMT CAPACITOR
SMT CAPACITOR
SMT CAPACITOR
SMT CAPACITOR
SMT CAPACITOR
SMT CAPACITOR
SMT CAPACITOR
SMT CAPACITOR
SMT CAPACITOR
SMT CAPACITOR
SMT CAPACITOR
SMT CAPACITOR
SMT CAPACITOR
SMT CAPACITOR
SMT CAPACITOR
0402
0603
0402
0805
0603
0402
0603
0402
0603
0402
0603
0603
0402
0402
0402
0402
0402
0402
0402
0402
0402
0402
0402
0402
0402
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
2
1
1
1
1
1
1
1
10P5% 50V
3P0.1P 50V
2.5P0.1P 50V
22P5% 50V
4P0.1P 50V
5P0.1P 50V
NO USE
16P5% 50V
1.5P0.1P 50V
1.5P0.1P 50V
2P0.1P 50V
NO USE
8P0.1P 50V
6P0.1P 50V
8P0.25P 50V
6P0.1P 50V
7P0.1P 50V
9P0.25P 50V
7P0.25P 50V
10P0.25P 50V
18P5% 50V
3P0.1P 50V
0.5P0.1P 50V
3P0.1P 50V
27P5% 50V
12
DJ-A41
PARTS LIST
Ref. No
Parts No.
Description of item
Size (LxW)(mm)
Qty
Specification
C651
C652
C653
SMT CAPACITOR
SMT CAPACITOR
SMT CAPACITOR
0402
0603
0402
1
1
1
12P5% 50V
47P5% 50V
47P5% 50V
C654
C655-C656
C657
C658
C659
C660-C661
C662
C663
C664
C665
C900
C901
C902
C903
C904
C907
E200
E205
E500
E501-E503
E504
E505-E506
E507
R200
R201
SMT CAPACITOR
SMT CAPACITOR
SMT CAPACITOR
SMT CAPACITOR
SMT CAPACITOR
SMT CAPACITOR
SMT CAPACITOR
SMT CAPACITOR
SMT CAPACITOR
SMT CAPACITOR
SMT CAPACITOR
SMT CAPACITOR
SMT CAPACITOR
SMT CAPACITOR
SMT CAPACITOR
SMT CAPACITOR
SMT TANTALUM CAPACITOR
SMT TANTALUM CAPACITOR
SMT CAPACITOR
SMT TANTALUM CAPACITOR
SMT TANTALUM CAPACITOR
SMT TANTALUM CAPACITOR
SMT TANTALUM CAPACITOR
SMT RESISTOR
SMT RESISTOR
0402
0402
0402
0402
0402
0402
0402
0402
0402
0402
0402
0402
0402
0402
0402
0402
A type
A type
1206
A type
A type
A type
A type
0402
0402
1
2
1
1
1
2
1
1
1
1
1
1
1
1
1
1
1
1
1
3
1
2
1
1
1
82P5% 50V
0.5P0.1P 50V
0.75P0.1P 50V
12P5% 50V
20P5% 50V
56P5% 50V
22P5% 50V
68P5% 50V
4P0.1P 50V
10210% 50V
NO USE
NO USE
NO USE
NO USE
NO USE
NO USE
10uF20% 10V
22uF20% 6.3V
10610% 16V
10uF20% 10V
4.7uF20% 10V
0.33uF20% 35V
10uF20% 16V
5.1K5%
47K5%
13
DJ-A41
PARTS LIST
Ref. No
Parts No.
Description of item
Size (LxW)(mm)
Qty
Specification
R202
R203
R204
SMT RESISTOR
SMT RESISTOR
SMT RESISTOR
0402
0402
0402
1
1
1
100K5%
51K1%
150K1%
R205
R206
R207
R208
R209
R210
R211
R212
R213
R214
R215
R216
R217-R218
R219
R220
R221-R222
R223
R224
R225
R226-R233
R234
R235
R236
R237
R238
SMT RESISTOR
SMT RESISTOR
SMT RESISTOR
SMT RESISTOR
SMT RESISTOR
SMT RESISTOR
SMT RESISTOR
SMT RESISTOR
SMT RESISTOR
SMT RESISTOR
SMT RESISTOR
SMT RESISTOR
SMT RESISTOR
SMT RESISTOR
SMT RESISTOR
SMT RESISTOR
SMT RESISTOR
SMT RESISTOR
SMT RESISTOR
SMT RESISTOR
SMT RESISTOR
SMT RESISTOR
SMT RESISTOR
SMT RESISTOR
SMT RESISTOR
0402
0402
0402
0402
0805
0402
0402
0402
0402
0402
0402
0402
0402
0603
0402
0402
0402
0603
0402
0402
0603
0402
0402
0402
0402
1
1
1
1
1
1
1
1
1
1
1
1
2
1
1
2
1
1
1
8
1
1
1
1
1
560R5%
1K5%
100R5%
3.9K5%
2.2R5%
NO USE
100K5%
NO USE
560K5%
33K5%
470K5%
100R5%
220R5%
NO USE
100K5%
10K5%
100K5%
0R
47K5%
10K5%
22K5%
1K5%
100K5%
10K5%
2.2K5%
14
DJ-A41
PARTS LIST
Ref. No
Parts No.
Description of item
Size (LxW)(mm)
Qty
Specification
R239
R240
R241
SMT RESISTOR
SMT RESISTOR
SMT RESISTOR
0402
0402
0402
1
1
1
NO USE
NO USE
10K5%
R242
R243
R244-R245
R246
R247
R248-R249
R250-R253
R254
R255
R256
R257
R258
R259
R260
R261
R262
R263
R264
R265
R266
R267
R268
R269
R270
R271
SMT RESISTOR
SMT RESISTOR
SMT RESISTOR
SMT RESISTOR
SMT RESISTOR
SMT RESISTOR
SMT RESISTOR
SMT RESISTOR
SMT RESISTOR
SMT RESISTOR
SMT RESISTOR
SMT RESISTOR
SMT RESISTOR
SMT RESISTOR
SMT RESISTOR
SMT RESISTOR
SMT RESISTOR
SMT RESISTOR
SMT RESISTOR
SMT RESISTOR
SMT RESISTOR
SMT RESISTOR
SMT RESISTOR
SMT RESISTOR
SMT RESISTOR
0402
0805
0402
0402
0402
0402
0402
0402
0402
0402
0402
0402
0402
0402
0402
0402
0402
0402
0402
0402
0402
0402
0402
0402
0402
1
1
2
1
1
2
4
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
22K5%
100R5%
33K5%
200K5%
100K5%
1K5%
4.7K5%
2.2K5%
0R
120K5%
10K5%
33K5%
100K5%
NO USE
470K5%
330K5%
51K5%
100K5%
27K5%
NO USE
1.8M5%
6.8K5%
3.3K5%
300K5%
10K5%
15
DJ-A41
PARTS LIST
Ref. No
Parts No.
Description of item
Size (LxW)(mm)
Qty
Specification
R272
R273
R274
R275
SMT RESISTOR
SMT RESISTOR
SMT RESISTOR
SMT RESISTOR
0402
0402
0402
0402
1
1
1
1
NO USE
NO USE
470R5%
10K5%
R276
R277
R278
R279
R500
R501
R502-R507
R508
R509-R510
R511
R512
R513
R514
R515-R517
R518
R519-R523
R524-R527
R528
R529-R531
R532
R533
R534
R535
R536
SMT RESISTOR
SMT RESISTOR
SMT RESISTOR
SMT RESISTOR
SMT RESISTOR
SMT RESISTOR
SMT RESISTOR
SMT RESISTOR
SMT RESISTOR
SMT RESISTOR
SMT RESISTOR
SMT RESISTOR
SMT RESISTOR
SMT RESISTOR
SMT RESISTOR
SMT RESISTOR
SMT RESISTOR
SMT RESISTOR
SMT RESISTOR
SMT RESISTOR
SMT RESISTOR
SMT RESISTOR
SMT RESISTOR
SMT RESISTOR
0402
0402
0402
0402
0402
0402
0402
0402
0402
0402
0402
0402
0603
0402
0402
0402
0402
0402
0402
0402
0402
0402
0402
0402
1
1
1
1
1
1
6
1
2
1
1
1
1
3
1
5
4
1
3
1
1
1
1
1
NO USE
10K5%
NO USE
10K5%
47K5%
120K5%
150K1%
560R5%
1.8K5%
NO USE
1M5%
1K5%
NO USE
NO USE
100R5%
10K5%
100R5%
22R5%
100R5%
22R5%
100K5%
68K5%
100K5%
68K5%
16
DJ-A41
PARTS LIST
Ref. No
Parts No.
Description of item
Size (LxW)(mm)
Qty
Specification
R537-R538
R539
R540-R543
R544
SMT RESISTOR
SMT RESISTOR
SMT RESISTOR
SMT RESISTOR
0402
0402
0402
0402
2
1
4
1
100K5%
22K5%
100K5%
20K5%
R545-R547
R548
R549
R550-R551
R552
R553
R554
R555
R556
R557
R558
R559
R560
R561
R562
R563
R564
R565
R566-R567
R568
R569-R571
R572
R573
R574
SMT RESISTOR
SMT RESISTOR
SMT RESISTOR
SMT RESISTOR
SMT RESISTOR
SMT RESISTOR
SMT RESISTOR
SMT RESISTOR
SMT RESISTOR
SMT RESISTOR
SMT RESISTOR
SMT RESISTOR
SMT RESISTOR
SMT RESISTOR
SMT RESISTOR
SMT RESISTOR
SMT RESISTOR
SMT RESISTOR
SMT RESISTOR
SMT RESISTOR
SMT RESISTOR
SMT RESISTOR
SMT RESISTOR
SMT RESISTOR
0402
0402
0402
0402
0402
0402
0402
0402
0402
0402
0402
0402
0402
0402
0402
0402
0402
0402
0402
0402
0402
0603
0402
0805
3
1
1
2
1
1
1
1
1
1
1
1
1
1
1
1
1
1
2
1
3
1
1
1
1K5%
47K5%
4.7K5%
2.2K5%
33R5%
0R
39K5%
47K5%
56K5%
100K5%
68K5%
220K5%
120K5%
68K5%
39K5%
22K5%
100K5%
330K5%
1.2K5%
6.8K5%
3.3K5%
47R5%
47R5%
120R5%
17
DJ-A41
PARTS LIST
Ref. No
Parts No.
Description of item
Size (LxW)(mm)
Qty
Specification
R575-R579
R580-R581
R582
R583-R584
SMT RESISTOR
SMT RESISTOR
SMT RESISTOR
SMT RESISTOR
0402
0805
0402
0402
5
2
1
2
1M5%
10R5%
10R5%
82K5%
R585
R586
R587
R588
R589-R591
R592
R593
R594
R595
R596
R597
R598-R599
R600
R602-R603
R900
R903
RP200-RP201
RP202-RP203
RP204
RP205
RP500
D200
D201
D202
SMT RESISTOR
SMT RESISTOR
SMT RESISTOR
SMT RESISTOR
SMT RESISTOR
SMT RESISTOR
SMT RESISTOR
SMT RESISTOR
SMT RESISTOR
SMT RESISTOR
SMT RESISTOR
SMT RESISTOR
SMT RESISTOR
SMT RESISTOR
SMT RESISTOR
SMT RESISTOR
SMT RESISTOR ARRAY
SMT RESISTOR ARRAY
SMT RESISTOR ARRAY
SMT RESISTOR ARRAY
SMT RESISTOR ARRAY
SMT LIGHTED DIODE
SMT LIGHTED DIODE
SMT DIODE
0402
0402
0402
0402
1206
0402
0402
0402
0402
0402
0402
0402
0402
0402
0402
0402
4D03
4D03
4D03
4D03
4D03
0603
0603
SC-70
1
1
1
1
3
1
1
1
1
1
1
2
1
2
1
1
2
2
1
1
1
1
1
1
47R5%
680R5%
820R5%
680R5%
0.36R5%
220K5%
300K5%
180K5%
3.9K5%
1.5K5%
180R5%
330R5%
0R
2.7K5%
NO USE
NO USE
10K4
5.1K4
1K4
47K4
1K4
RED
GREEN
1SS372
18
DJ-A41
PARTS LIST
Ref. No
D203
D204
D205
D206
D207
D208
D209
D500-D505
D506
D507-D511
D512
D513
D514
D515
D516-D517
D518
D519
D520
Q200
Q201
Q202
Q203
Q204
Q205-Q206
Q207
Q208
Q209
Q210
Parts No.
ZXL1007
ZXL1006
ZXL1005
Description of item
DIP LIGHTED DIODE
SMT DIODE
SMT LIGHTED DIODE
SMT LIGHTED DIODE
SMT DIODE
SMT DIODE
SMT DIODE
SMT DIODE
SMT DIODE
SMT VARIABLE CAPACITANCE DIODE
SMT NTC RESISTOR
SMT ZENER DIODE
SMT DIODE
SMT VARIABLE CAPACITANCE DIODE
SMT VARIABLE CAPACITANCE DIODE
SMT DIODE
SMT DIODE
SMT DIODE
SMT DIGITAL TRANSISTOR
SMT TRANSISTOR
SMT DIGITAL TRANSISTOR
SMT DIGITAL TRANSISTOR
SMT TRANSISTOR
SMT DIGITAL TRANSISTOR
SMT DIGITAL TRANSISTOR
SMT DIGITAL TRANSISTOR
SMT DIGITAL TRANSISTOR
SMT DIGITAL TRANSISTOR
19
Size (LxW)(mm)
Qty
Specification
F5
SC-79
0603
0603
1
1
1
1
WHITE
HSC277
NO USE
NO USE
0603
SC-75
SC-70
SC-79
SC-79
SC-79
0603
0805
0603
SC-79
0603
0603
0603
SC-79
EMT3
SC-59
EMT3
EMT3
SOT-23
EMT3
EMT3
EMT3
EMT3
EMT3
1
1
1
6
1
5
1
1
1
1
2
1
1
1
1
1
1
1
1
2
1
1
1
1
1SS400
DA221
1SS372
HSC277
HVC131
HVC376
47K
NO USE
1SS400
MA2S360
JDV2S14E(FH)
1N4148
1SS400
HVC131
DTC144TE
2SB1132
DTC144EE
DTA144EE
2SC1623
2SC4617
DTC114EE
2SC4617
DTC144TE
DTA123JE
DJ-A41
PARTS LIST
Ref. No
Parts No.
Description of item
Size (LxW)(mm)
Qty
Specification
Q211
Q213
Q212
Q500
EMT3
SC-70
EMT3
EMT3
1
1
1
1
DTC114EE
2SD2351
NO USE
DTA144EE
Q501-Q503
Q504
Q505
Q506-Q507
Q508
Q509-Q510
Q511-Q512
Q513
Q514
Q515
Q516-Q517
Q518
Q519
Q520
U200
U201
U202
U203
U204
U205
U206
U207
U208
U500-U501
EMT3
EMT3
PLD
SOT-143
EMT3
EMT3
SC-70
SOT-89
EMT3
SOT-23
SC-70
SOT-23
EMT3
SC-70
SOT-23
LQFP-100
SSOP-20
SOP8
SSOP8
MSOP-8
SOT-25-5
SOT-25
SOP-8
SOT-25-5
3
1
1
2
1
2
2
1
1
1
2
1
1
1
1
1
1
1
1
1
1
1
1
2
DTC114EE
2SC4617
RQA0009
3SK318
DTA143ZE
DTA114EE
2SC4082
2SK3078A
DTC144EE
2SC3356
2SC4226
2SK508
2SK1824
2SC4226
S7127SF
SRT3210
SX9170
AT24C64RM
LM2904V
SGM4890
TJ5205SF-33
TA75S01F
LY58-ML
TJ5205SF-50
ZXE1006
ZXE1007
ZXE1008
ZXA1009
ZXA1020
ZXA1010
ZXA1012
ZXA1011
20
DJ-A41
PARTS LIST
Ref. No
U502
U503
U504
U900
L201-L205
L500-L505
L506
L507
L508-L512
L513-L514
L515
L516
L517
L518
L519
L520-L522
L523
L524
L525
L526
L527
L528
L529
L530
L531
L532-L533
L534
L535
Parts No.
ZXA1036
ZXA1027
Description of item
Size (LxW)(mm)
Qty
Specification
SMT IC
SMT IC
SMT IC
SMT IC
SSOP14
SSOP16
SSOP20
QFN24-4*4
1
1
1
1
NJM2904V
TA31136FN
LMX2330ATM
NO USE
0603
0603
2520
0603
6
6
1
1
2
2
1
1
1
1
1
3
1
1
1
1
1
1
1
1
1
2
1
1
271T
271T
1uH
2.2nH
3T
30T
4T
220nH
NO USE
NO USE
15nH
3T
22R5%
220nH
15nH
15nH
3T
10nH
27nH
470nH
1uH
22nH
100nH
10uH
21
0805
0805
0603
0603
0603
0603
0603
0603
0603
0603
0603
0603
2520
0603
0603
0603
DJ-A41
PARTS LIST
Ref. No
Parts No.
Description of item
Size (LxW)(mm)
Qty
Specification
L536
L537
L538
L539
0805
0603
0603
0603
1
1
1
1
22nH
470nH
5.6NH
100nH
L540-L541
L542
L543
L901
CF500
T500
J200
J201
LS200
MK200
W200
S200
S201
S202
S203
S204
S205
X500
XF500-XF501
Y200
Y201
0603
0603
0603
0603
2
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
560nH
10uH
18nH
NO USE
LTWC450F
450K(C24)
NO USE
ST-171-01
16R/1W
MIC
10K
FP1
FP2
PTT
17.8C10.6-A16
NOUSE
3*6
13.000MHz
26.450MHz
3.58MHz
32.768KHz
P500
ZXC1002
ZUJ1002
ZES1001
ZEY1003
ZRV1000
ZUU1008
ZUU1009
ZUU1007
ZUR1001
ZUU1010
ZXQ1006
ZXF1002
ZXQ1000
ZXQ1001
ZUE1003
ZUE1004
SSOI20F
SK-3.5+2.5
F36
6050P
2
1
1
ANT CN
22
DJ-A41
SCHEMATIC DIAGRAM
VFO
VFO
RF AMP
47 1P
L5 17
R 576
1M
C 571
NOUSE
ANTENNA SW
C 596
8P(B )
D501
HSC 277
D502
HSC 277
47 1P
C 636
NOUSE
C597
47 1P
R 534
68 K
3T
C645
10 P(C)
C621
Q507
C 601
L5 27
3T
C 648
0P 5(B)
L5 22
3T
L5 18
NOUSE
C 528
10 3P
C 506
R 537
5T
C 594
C 582
22 5P
C 527
10 3P
R 509
1K8
E5 00
10 6P/16 V
1M
R544
20 K
R 539
5T
B T50 0
7.4V/li-io n
R 552
33 R
R 556
56 K
R 562
39 K
C512
10 2P
C559
82 P
10 4P
C566
22 4P
D519
1SS40 0
C 651
12 P
C 538
10 3P
R594
18 0K
Q501
DTC 114 EE
C 665
10 2P
C 580
16
3K3
C607
47 1P
15
R 548
47 K
C583
22 5P D512
47 K-NTC
C561
10 2P
22 K
R 538
10 0K
C 654
MIX IN
15 0K-1 %
C536
10 3P
R 569
VFO
R 566
1K2
OSC IN
Q514
DTC 144 EE
R 506
C602
47 1P
R567
1K2
C 560
10 4P
Q502
DTC 114 EE
R 500 R 592
47 K 22 0K
5R
R 573
47 R
C 534
10 3P
TP 501
POINT
LM2 904 V
U502 A
LM2 904 V
C586
10 1P
R540
10 0K
U503
TA31 136 FN
R 504
15 0K-1 %
L5 14
30 T
Q500
DTA144 EE
15 0K-1 %
C603
47 1P
T5 00
45 0K(C 24 )
14
C535
10 3P
R 596
1K5
U502 B
C 606 5
47 1P
C552
10 3P
TXDRIVE
IF AMP
Q510
DTA114 EE
R 579
10 K
C537
10 3P
2
C 604
47 1P 3
R 503
Q513
2S K3 078 (UW)
R 520
6
B ATT
Q511
2S C4 082
C539
10 3P
12
C 577
NOUSE
C 509
10 2P
10 K
2K2
C 531
10 3P
DTA114 EE
15 0K-1 %
R 526
10 0R
R550
10 0R
C 510
10 4P
Q509
15 0K-1 %
R 521
CE
Q508
DTA143 ZE
15 0K-1 %
R589 R 590 R 591
R36 R 36 R 36
C511
10 2P
10 1P
R 507
Vin
C 505
10 2P
R 519
10 K
5C
R564
R 525
27 1T
C 598
47 1P
C554
10 5P
R505
C503
10 2P
NOUSE
L5 12
R 502
C652
47 P R514
3T
NC
C605
47 1P
L5 02
27 1T
C 614
27 P
Vout
4
C 585
5R
L5 00
C 557
10 4P
U500
47 1P
TJ5 205 SF-50
5
C 530
10 3P
10 0K
11
B ATT
R 587
82 0R
C 632
16 P
C 532
10 3P
C 507
10 2P
L5 01
27 1T
10
C526
10 3P
L5 13
30 T
68 0R
C 647
3P(B )
R 581
10 R
IF OUT
C501
10 2P
R 600
R0
C533
10 3P
R 535
10 0K
R580
10 R
DEC
D500
HSC 277
5T
12 0R
C502
10 2P
22 0NH-X
24 P
C 592
5P(B )
C 631
NOUSE
QUAD
C 570
8P(C)
C 576
NOUSE
XF50 1
26 .4 50MHz
R 558
68 K
AF OUT
L5 07
2N2H
C628
22 P
C 575
NOUSE
XF50 0
26 .4 50MHz
R 586
L5 31
1u H-XL
10 0K
FIL OUT
C 613
27 P
R554
39 K
C 569
NOUSE
L5 10
3T
10 2P
L5 29
27 NH
FIL IN
C 618
1P(B )
Q505
R QA00 09
L5 24
22 0NH
2P 5(B)
C 572
NOUSE L5 28
10 NH
47 R
C500
10 2P
B ATT
GND
R 572
R 533
10 0K
C 529
R 585
47 R
10 3P
10 2P
C504 R 511
NOUSE
TXFINAL
R 574
L5 30
47 0NH
R 513
1K
R518
10 0R
C627
L5 16
1stIF26.45MHz
C 650
27 P
3SK3 18
R 536
68 K
HVC 13 1
C 567
G1
G2
47 1P
C574
2P 5(B)
1
2
1P (B)
C 620
NOUSE
L5 21
3T
L5 20
C573
27 NH
2P(B )
3SK3 18
C 617
1P(B )
D506
HVC 13 1
C644 C 619
7P (C)
C 599
22 R
GND
D520
47 1P
C634
1P5(B)
C 635
2P(B )
G1
G2
L5 23
1
2
OSC OUT
C 629
4P(B )
82 K
Q506
C 643
9P(C )
C633
1P5(B)
3P(B )
C 624
10 P
2P5(B)
C 623
5P(B )
15 NH-X
13
3P (B)
C568
3P(B)
L5 19
4T
N-REC
47 1P
L5 06
1u H-XL
C 642
9P(C )
C 637
L5 15
MIX OUT
C 616
C 593
3T
C 626
R SSI
L5 11
3T
R 524
10 0R
MIXER
N-DET
L5 09
3T
C615
TP500
POINT
D510
HVC 37 6(B9 )
R 555
47 K
D511
HVC 37 6(B9 )
VCC
L5 08
10 1P
R578
1M
IF IN
P5 00
R CA
C 584
C600
47 1P
R512
1M
D509
HVC 37 6(B9 )
R 583
D507
D508
HVC37 6(B9 ) HVC 37 6(B9 )
NOUSE
R577
1M
VHF-ANT
VFO
C595VFO
R 575
1M
C 558
22 1P
C515
10 2P
C 544
10 3P
R527
10 0R
D514
1S S40 0 R549
4K7
R570
3K3
C 516
10 2P
L5 32
D504 R 515 22 NH
HSC 277 NOUSE
C 541
10 3P
C608
D503
10 P(C)
HSC 277
C547
10 3P
E5 04
4.7u F/10V
C545
10 3P
C 639
R 557
10 0K
8P(C )
R571
3K3
2SC3 356 (R 24 )
C 664
4P(B )
R 516
Q516
2SC4 226 (R24 ) NOUSE
C 513
10 2P
R517
NOUSE
L5 35
10 uH
12 P
C655
0P5(B)
L5 26
15 NH
C 656
C 630
5P(B )
0P5(B)
Q517
2S C4 226 (R24 )
C 641
7P(B )
R597
18 0R
C562
D513
10 4P
NOUSE
C 514
10 2P
VC
VCC
18 NH
22 0K
5C
C 550
10 3P
TP502
POINT
Q518
2S K5 08(K52) C 579
1P(B )
19
20
1
2
R 501
12 0K
R 546
*1 K
DO RF
DO IF
FO/LD
SQ1-UHF
R0
C 521
10 2P
AF1-UHF
R 561
68 K
TX ENAB LE
POWERC ONTROL APC
33 0R
1K
RX/TX CONT
R531
C LK
FIN R F
FIN R F
FIN IF
FIN IF
OSC IN
DATA
LE
U504
11
5
6
16
15
8
12
13
9
7
14
17
4
LMX23 30ATM(20 )
C 523
10 2P
CX ENABLE
C 610
10 K
TP503
POINT
1
C 551
10 3P
3.3M
E5 02
10 uF/10 V
R 522
10 K
E5 07
Vin
CE
Vout
NC
5C
33 0K
C 553
10 3P
E5 03
10 uF/10 V
4
C 612
47 1P
10 uF/16 V
C611
47 1P
C 565
*1 04P
PLL LD LINE
PLL C LOC K LINE
PLL DATA LINE
PLL STB ENABLE
1K*4
C 590
10 1P
D518
*1 N4 148
MOD-SUB
23
L5 41
56 0NH
C 663
68 P
R P50 0
1
2
3
4
3P(B )
Q512
2SC4 082
C 646
18 P
C 653
47 P
8
7
6
5
C 564
10 4P
C 649
R565
R584
82 K
C 589
10 1P
10 0R
L5 40
56 0NH
C 660
56 P
U501
TJ5 205 SF-50 47 1P
C 525
10 2P
C 591
10 1P
5R
MOD-AUDIO
10 5P
C 519
10 2P
E5 06
0.33 uF/35 V
R588
2nd Local
26.45MHz
RX ENABLE
C 555
R523
E5 05
0.33 uF/35 V
Q503
DTC 114 EE
RSSI
10 0NH
R 547
N: 0V
W: 3.3V
W/N-C ONTROL
L5 39
68 0R
3
18
10
2SK1 824
5N6H-X
C 659
20 P D516
R599
C588
56 P
C 625
10 P
D517
JDV2 S14 E(FH)
10 uH
C 662
22 P
PHASE LOCKED
LOOP SYSTEM
R 553
Q520
2SC4 226 (R 24 )
C556
10 5P
13 .0 00MHz
C 522
10 2P
B ATT1
VP
VCC
VCC
VP
XOUT
L5 36
22 NH-X
C609
47 1P
L5 38
C 549
10 3P
2nd IF 450KHz
C 563
10 4P
Q519
2
3
R 603
2K7
C520
10 2P
L5 05
27 1T
L5 42
GND
D505
HSC 277
C640
6P(B )
C 542
10 3P
E5 01
10 uF/10 V
C 622
2P(B )
R 530
10 0R
R 528
22 R
GND
GND
GND
GND
GND
C 524
10 2P
2
C 543
10 3P
L5 03
27 1T
X500
1
33 0R
R 559
R 598
L5 43
R 602
2K7
MA2S3 60
C 657
0P75(B )
L5 34
10 0NH
5C
R 542
R545 10 0K
1K
D515
L5 33
22 NH
R 560
12 0K
R 551
2K2
R 582
10 R
R 563
22 K
C 658
TXDRIVE
C F50 0
LTWC 450 F
22 1P
C 548
10 3P
R 568
6K8
Q515
R 543
10 0K
10 0K
15 NH
C518
10 2P
R 541
L5 04
27 1T
R 529
10 0R
56 0R
L5 25
C 546
10 3P
C 517
10 2P
C 581
C587
10 1P
GND
R 532
22 R
R 508
10 4P
R593
30 0K
VCC
5C
10 3P
C 540
R595
3K9
Q504
2SC4 617
5T
C 638
6P(B )
C508
10 2P
R 510
1K8
C 661
56 P
DJ-A41
SCHEMATIC DIAGRAM
R 206
Vout
MICIN
DEMOD
MOD
C 222
10 6P
R257
10 K
PA1
DTC 144 TE
C 249
5K1
C202
10 3P
MK200
2
2
1
1
#6 050 P-57DB
C 211
10 3P
10 K
10 4P
C 207
10 3P
10 0K
R 202
10 0K
U202
VP
VSS
6
7
8
9
10
11
VDD
TOE
D0
D1
D2
D3
NC
R T/GT
EST
DV
NC
C 244
10 4P
15
C 229
10 4P
K A
D203
10 1P
QX3 89-LED.PC B
6
GND
33 K
C 233
10 4P
VIN
CD
C 278 2
47 5P
FC1
FC2
4K7
R 228
C 234
22 4P
10 5P
47 4P
3.3M
C 282
10 4P
10 1P
R211
VOLO-E
33 2P(J)
R 212
R230
10 K
R 258
33 K
NO USE
R260
R 262
NO USE
R273
33 0K
R 261
NO USE
47 0K
C274
33 2P(J)
6
C 273
R 235
1K
OUTPUT SC K
OSCI
GND
SDA
VCC
R ESET
PA1
PA0
VDD
GND
P46
P45
P44
P43
P42
P41
P40
P37
P36
P35
P34
P33
P32
W2 00
10 K
B ATT C 216
C 217
10 3P
S2 05
R 247
LY58 -ML
10 K
C 266
10 2P
S2 04
D201
R X(57 1.5-573 nm)
B ATT1
C 220
10 3P
C 258
22 5P
DEMOD
R256
AF1-UHF
10 5P
R 263
2
3
R213
56 0K
R278
NOUSE
51 K
27 K
D
C 263
2
10 4P
3
2
1
56 P
3
3
C224
1S S37 2
R238
2K2
10 0K
10 5P
Q212
NOUSE
C 262
R237
10 K
R272
10 3P
R 277
MICIN
10 K
MICO
24
Q208
2S C4 617
R 231
10 K
C 276
68 1P
1M8
R 266
NOUSE
MIC
P5 1
R 232
10 K
XOUT
AF2
P2 4
P2 5
P2 6
MOD-E
5T
R267 NOUSE
Q213 22 4P
2
R240
NOUSE
C 277
33 2P
R 269
3K3
R 233
10 K
C226
10 5P
OSC -3 2.768 K
FM-AUDIO
FM ENABLE
FM-SC LK
FM-SDIO
MOD-AUDIO
C 240
10 4P
R 245
33 K
SQ1-UHF
R SSI
R X/TX CONT
C X ENABLE
R X ENABLE
TX ENAB LE
W/N-C ONTROL
PLL C LOCK LINE
PLL DATA LINE
PLL S TB ENABLE
PLL LD LINE
SUB
C 272
R 265
C 253
27 2P(J)
P7 0
P7 1
PA0
P6 0
P6 1
P6 2
P6 3
P0 0
P0 1
P0 2
P0 3
C 225
3
TA75 S01 F
D202
47 2P
NO USE
12 0K
C269
3.3M
PA1
10 0K
1
NC
C281
10 2P
CE
D200
TX(620 -6 25n m)
D206
SUB
AF1
22 5P
3.3M
4
VCC
NC
Vin
NO USE
R241
10 3P
U208
8
47 1P
Vout
C 219
10 3P
27 3P
C 275
R 264
R 271
10 K
NOUSE
U206
5
C 2574
22 5P
C256
4K7
C243
22 4P
P5 2
C205
10 4P
U207
10 0K
C238
C 271
C283
12 2P
LM2 904 V
NO USE
C286
C 218
10 3P
C268
BATT1
C 252
AF2
VOL
P3 4
P3 5
C 223
C 251
MOD
47 3P
10 K
C267
15 P
R252
R0
C 242
10 4P
2K2
R250
3
2
R218
APC
VOL
C261
10 0R
MVO
10 0K
R253
4K7
C264
30 P
R 255
R254
47 0R
4
1
SGM48 90
U204 A
1
R236
C 270
P7 7
DTC 144 EE
R 274
LNOUT
Q207
DTC114 EE
C 237
10 4P
R 251
4K7
R242
22 K
C287
47 1P
3.3M
VOUT1
VOUT2
R 244
U204 B
R248
1K
20 0K
C 250
12 1P
VCC
5
8
10 0R
LM2 904 V
3.3M
32 .7 68KHz
U205
R243
NO USE
D205
R217
22 0R
Y201
2SC4 617
R246
C 260
10 1P
Q204
2S C1 623
10 K
C280
10 3P
C 235
10 4P
Q202
Q203
DTA144 EE
C 288
NO USE
22 0R
C246
L2 05
27 1T
C239NO USE
R276 NO USE
NO USE
P0 2
P0 3
P7 6
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
NO USE
R239
MICO
MOD-E
SUB
P7 3
P4 3
P4 2
P4 1
P4 0
P4 5
P4 4
P3 7
P3 6
P6 7
C 259
HSC 277
C 215
10 3P
VOL
VOLO-E
MICIN
P3 1
P3 0
P2 7
P2 6
P2 5
P2 4
P2 3
P2 2
P2 1
P2 0
P1 7
P1 6
P1 5
P1 4
P1 3
P1 2
P1 1
P1 0
P0 0
P0 1
10 4P
Q206
Q205
2S C4 617
R 219
NO USE
C 208
NO USE
J20 0
P6 6
D204
B ATT1
R210
AF1
C 232
C 236
10 4P
E2 05
22 uF/6.3V
10 K
5C
R 227
3.3M
3.3M
1
2
3
4
8
7
6
5
SRT3 210
LNOUT
B ATT
R 229
BATT1
3.3M
R XD
R 249
1K
L2 04
27 1T
30 0K
13
12
TXD
Q214
1
DTC144 TE
1SS37 2
2R2
R 270
14
C 231
10 4P
C255
22 5P
C 212
10 3P
R 209
16
C 230
10 4P
27 1T
C 203
10 2P
D209
3
Q201
2S B1 132
# F3 6M10 0B 1 6R/1 W
3.3M
17
AT24 C6 4R M(8 )
MODO
18
SC L
CE0
CE1
CE2
C 213
10 1P
19
10 K
U203
5
SDA
7
MODE
10 0R
R226
VCC
GND
10 3P
6
1
2
3
R 207
SX91 70
C 2143.3M
D208
DA2 21
L2 02
VN
OSCO
ST-1 71-01
LS200
R279
10 K
OSCI
Y200
4
#3 .5 8MHz
5
P2 7
P5 3
P3 1
P3 0
GS
20
3.3M
PW DN
P6 4
P2 0
P2 1
P2 2
P2 3
VREF
R275
10 K
5
4
3
2
1
E
D
C
B
A
R223
10 0K
C248
20 P
P3 3
INH
10 4P
C247
20 P
18 3P
RP20 5
P5 4
P5 5
P5 6
P5 7
47 K* 4
75
74
73
72
71
70
69
68
67
66
65
64
63
62
61
60
59
58
57
56
55
54
53
52
51
NC
NC
NC
NC
NC
P3 1/SEG17
P3 0/SEG16
P2 7/SEG15
P2 6/SEG14
P2 5/SEG13
P2 4/SEG12
P2 3/SEG11
P2 2/SEG10
P2 1/SEG9
P2 0/SEG8
P1 7/SEG7
P1 6/SEG6
P1 5/SEG5
P1 4/SEG4
P1 3/SEG3
P1 2/SEG2
P1 1/SEG1
P1 0/SEG0
P0 0/COM0
P0 1/COM1
P77
R220
3.3M
C 245
R 224
R0
R 216
10 0R
D207
1S S40 0
9
8
7
E
D
C
1
2
C210
10 3P
S2 01
#F P2
J20 1
S2 00
#F P1
AF1
P6 5
MIC
3.3M
C 209
10 3P
C 221
L2 00
27 1T
P4 6
P3 2
47 K
R 222
NC
NC
NC
NC
NC
TXD
RXD
P6 0
P6 1
P6 2
P6 3
P6 4
P6 5
P6 6
P6 7
VSSD
VDDD
P5 0/INT0
P5 1/INT1
P5 2/INT2
P5 3/INT3
P5 4/INT4
P5 5/INT5
P5 6/INT6
P5 7/INT7
3.3M
R 221
10 K
TXD
R XD
P6 0
P6 1
P6 2
P6 3
P6 4
P6 5
P6 6
P6 7
GND
VDD
P5 0
P5 1
P5 2
P5 3
P5 4
P5 5
P5 6
P5 7
10 3P
U201
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
DTC144 TE
R 234
22 K
R 201
SUB
P5 7
Q200
2 1
#P TT
10 3P
C285
R 200
P5 6
10 4P
5K1* 4
10 3P
C284
C201
10 2P
S2 03
54
63
72
81
C 227
Q209
S2 02
10 K* 4
4
3
2
1
GND
1
2
3
4
VCC
R225
47 K
P5 5
P5 4
P5 5
P5 6
P5 7
C206
10 3P
P5 4
22 4P
1
P72
P71
P70
XOUT
8
7
6
5
C204
10 3P
C265
NOUSE
2
8
7
6
5
E2 00
10 uF/10 V
MODO
1
2
3
4
R 203
51 K-1%
10 4P
P74
P73
RP20 3
R 259 R 208
10 0K 3K9
C241
47 0K
U200
S7 127 SF
56 0R
C 200
10 4P
R ESET
R P20 1
R 215
#Emergency
2
2 1
5K1* 4
3.3M
R205
100
99
98
97
96
95
94
93
92
91
90
89
88
87
86
85
84
83
82
81
80
79
78
77
76
10 K* 4
RP20 4
C2283.3M
Q210
DTA123 JE
TEST_EN
MOD
DEMOD
MICIN
B G_R EF
VDDA
VSSA
R ESET
SW_P 1
SW_P 0
VDDD
VSSD
P46/SEG30
P45/SEG29
P44/SEG28
P43/SEG27
P42/SEG26
P41/SEG25
P40/SEG24
P37/SEG23
P36/SEG22
P35/SEG21
P34/SEG20
P33/SEG19
P32/SEG18
1
2
3
4
VDD_C LD
CLD_OUT/LNOUT
VSS_C LD
CLD_OUTM
VDD_C LD
P77
P76/DAC 1
P75/VREF
P74/DAC 0
P73/AD3
VSSA
VDDA
P72/AD2
P71/AD1
P70/AD0
XTALO
XTALI
PLLC AP
NC
NC
NC
NC
NC
P03/C OM3
P02/C OM2
8
7
6
5
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
P1 3
P1 2
P1 1
P1 0
8
7
6
5
54
1
2
3
4
P7 3
1K
C254
10 4P
R204
15 0K-1 %3.3M
GND
RP20 2
P1 7
P1 6
P1 5
P1 4
P50
P72
BATT1
R P20 0
R 268
6K8
R 214
33 K
DJ-A41
BLOCK DIAGRAM
ANT
AMP
DEV
DRIVE AMP
Q505
RQA0 009
Q513
2SK307 8
T/R SW
RF AMP
Q515
2SC335 6
D5 03
D504
HSC277 X2
Q516
2SC422 6
D5 15
MA2 S360
VCO
BUFF AMP
SW
U5 02
NJM2904
Q500
DTA
14 4EE
D501
D502
HSC277X2
PLL IC
LOOP FILTER
U2 05
SGM4 890
SW
Q200,Q20 9
DTC114TE
D5 09,D510
HVC37 6
APC
SW
AGC/MUTE
U2 06
TJ520 5SF-33
3.3M
3.3V REG
DC SW
P6 1
P7 0
MUSIC Audio
P00
P01
P02
P10
P61
PA0
LNOUT
P1 1
P1 2
P13
P1 4
P6 2
PA1
P15
P16
P17
P24
P63
APC
P0 3 P7 0
P3 3 P7 1
P7 3 P7 2
P5 0 RX D
P25
P26
P53
P60
P77
TXD
Q202
DTC
11 4TE
BATT
RESET
U2 00
S7123SF
BATT1
DET
SUB
D203
LIGHT
MIC AMP
Q213
2SD2351
P60
PA1
Q206
2SC461 7
Q205
2SC4617
3.3M
P7 1
Q502
DTC
11 4EE
LM29 04
U2 07
TA75S01 F
PT T DE T
P5 0
Q510
DTA
11 4EE
U2 04A(1/2)
SW
SW
Q210
DTA
12 3JE
FM IF IC
Q508
DTA
14 3ZE
DC SW
SW
MIC
SW
3.3M
5R
26.000MHz
5R
5R
AF
POWER AMP
Q207
DTC
114EE
3.3M
U503
TA3 113 6FN
U501
TJ520 5SF-50
5C
X2
MULTIPLY
5R
26.4 50MHz
Q201
2SB1132
POWER REG
5C
Q512
2SC408 2
5R
IF AMP
Q511
2SC4082
POWER SW
P7 7
PA1
S202
PT T
Q507
3SK318
VOLUME
5C
MIC
BP F
AMP
BATT
P6 2
5V REG
Y200
3.58MHz
U202
SX9 170
DTMF DECODE
BUFFER AMP
3.3M
MIC IN
3.3M
3.3M
U2 01
SRT3 210
CP U
SDA
U203
AT2 4C6 4RM(8)
MIC IN
SCL
U204B(2 /2)
LM2904
P53
MUSIC Audio
OSC
Q203 ,Q204
DTA144EE
2SC1623
LPF
MOD
D2 02
1SS3 72
Q208
2SC461 7
5T
P7 3
25
SD A
RX D
SUB
T500
XF5 00,XF5 01
MCF
1ST MIXER
BATT
U500
TJ520 5SF-50
SCK
TXD
X5 00
13 .0 00MHz
5R
D EMOD
OSC
P25
P24
P26
D208,D2 09
1SS3 72
Q214
DTC114 TE
5V REG.
5T
Q503 ,Q50 9
DTA114 EE
DTC114 EE
CF5 00
45 0F
FM AUDIO
MUTE SW
EXT MIC
5R
BATT1
TXCO
450kHz
U9 00
FM MODULE
NO USE
P33
+3.3V
RIPP LE FILTER
WIDE/NARR SW
Q506
3SK318
APC
P0 0
P01
P02
Q504
2SC461 7
P63
AMP
D507,D5 08
HVC37 6
SP
BAND
5C
POWER SW
U504
LMX2 330 LTM
Q501
DTC
11 4EE
BP F
UART
Q519
2SK182 4
PA0
SW
5T
EXT SP
5C
5R
5C
D5 16
D5 17
JDV2 S14EX2
Q514
DTC
14 4EE
APC
P03
2SK508
SW
BATT
LD
P4 6
ANT SW
AP C
LPF
Q520
2SC4226
P3 2
DET
5T
CONTROL U NIT
Q518
Q517
2SC422 6
F. CONT
5T
5C
MOD
P3 2
D506
D520
HVC13 1
AMP
PLL D ATA
FINAL AMP
P67
ANT SW
LPF
P66
400~470MHz
TX-RX U NIT
U208
MUSIC SH
Y20 1
32.7 68KHz
S20 0
D205
D206
FP1
S204
GREEN(RX ) RED(TX) EMERGENCY
S20 1
FP2
S20 3
CHANNEL SW
3.3M
EEPROM
BATT
7.4V
DJ-A41
PC board views
26
DJ-A41
PC board views
27
DJ-A41/A11/A46 series
Mechanical Parts
Val
Model
Antenna
Instruction Manual
Front Case
Main Unit
DJ-A41
EA-212
PS0780A
ZKM1002
ZADMA41
DJ-A11
EA-211
PS0780A
ZKM1003
ZADMA11
DJ-A46
EA-212
PS0804
ZKM1004
ZADMA46
Antenna
Val
Encoder Knob
ZNK1000
Alert LED Switch
ZFG1002
Rear Case Screws
ZAA1000
Dial Nut
ZAN1000
VR Knob
ZNK1002
Speaker
ZES1000
Switch Cover
ZFP1002
Jack Rubber
ZFG1005
Switch Rubber
ZFG1004
Jack Cover
ZFP1000
Battery + Screw
ZAA1002
Battery Spring
ZSD1000
MAIN Unit
Val
Rear Case
ZKB1000
Lock Spring
ZFM1000
Battery Lock
ZFP1003
Battery
EBP-87
Battery - Screw
ZAA1003
Rear Chassis
ZSS1000
Front Case
Val
28
ALINCO, INC.
Yodoyabashi Dai-bldg 13F
4-4-9 Koraibashi, Chuo-ku, Osaka 541-0043, Japan
Phone: +81-6-7636-2362 Fax: +81-6-6208-3802
E-mail: export@alinco.co.jp
Dealer / Distributor