General Timing Chart / General Circuit Diagram

iR6570/5570 Series

Feb 21 2005

IMPORTANT
This documentation is published by Canon Inc., Japan, to serve as a source of reference for work in the field. Specifications and other information contained herein may vary slightly from actual machine values or those found in advertising and other printed matter. Any questions regarding the information contained herein should be directed to the Copier Service Department of the Sales Company. This documentation is intended for all sales areas, and may contain information not applicable to certain areas. Reproduction without permission not allowed. Use of this manual should be strictly supervised to avoid disclosure of confidential information.

COPYRIGHT

2001 CANON INC.

Printed in Japan

Caution
Use of this manual should be strictly supervised to avoid disclosure of confidential information.

Contents

1 General Timing Chart............................................................................................................................................... 1 Copying/Printing (A4, 2 Sheets, Single-Sided, Direct; Right Deck (face-down delivery)) ................................... 1 2 General Circuit Diagram .......................................................................................................................................... 3 Signal Names........................................................................................................................................................... 3 General Circuit Diagram ......................................................................................................................................... 6

Start key ON STBY Reader motor (M501) Scanning lamp (LA1) HP sensor (PS502) Scanner unit position HP (shading position) Platen board cover scan start positon shift White plate dust detection control Shading correction : Forward : Reverse Image trailing edge HP (shading position)

iR5570 / iR6570

1 General Timing Chart

Reader unit

SREADY

SCFW

SCRW

STBY

Print command received

PSTBY
PINTR

PRINT

LSTR

PSTBY

Main motor (M2) Drum motor (M1) Laser ON Pre-exposure LED

Copying/Printing (A4, 2 Sheets, Single-Sided, Direct; Right Deck (face-down delivery))

Primary charging Grid bias Developing clutch (CL1) Developing bias (AC) Developing bias (DC)
Max. application 600V

Dust collecting roller bias (DC) Pre-transfer charging bias (DC)

Printer unit

F-1-1
Transfer charging
Fixing heater (IH)

Pre-transfer charging bias (AC)

Separation charging bias (AC) Separation charging bias (DC)

Right deck pickup motor (M11) Right deck pickup solenoid (SL6) Right deck retry sensor (PS19) Vertical path duplexing feed motor (M25) Vertical path roller 1 sensor (PS24) Pre-registration motor (M17) Laser write start sensor (PS28) Registration paper sensor (PS29) Registration roller clutch (CL2) Fixing inlet guide solenoid (SL1) Internal delivery sensor (PS35) Eternal delivery sensor (PS36) Fixing motor (M3) Delivery flapper solenoid (SL5) Reversal motor (M14) Reversal sensor 2 (PS38) Fixing web solenoid (SL9) Reversal flapper solenoid (SL8) Reversal sensor 1 (PS37) Duplex feed left motor (M19) Duplex feed right motor (M18) Duplex paper sensor (PS34) Duplex pre-registration sensor (PS30) Horizontal registration sensor (PS31)
CCW rotation CW rotation

2 General Circuit Diagram

T-2-1
Notation APKIT_TH_AD BOTTLE_COVER_SNS_DTC C1/RDK_SL_ON C3/C4_FEED_MOTOR_A,A*,B,B* C3_LENGTH_1 C3_LENGTH_2 C3_LIFTER_MOTOR_ON C3_LIFTER_ON C3_LIFTER_SENSE C3_OPEN_SENSOR C3_PAPER_SENSOR C3_PICKUP_SL_ON C3_PLEVEL_VR C3_RETRY_SENSOR C3_VOLUME_DTC C4_LENGTH_0 C4_LENGTH_1 C4_LIFTER_MOTOR_ON C4_LIFTER_OM C4_LIFTER_SENSE C4_OPEN_SENSOR C4_PAPER_SENSOR C4_PICKUP_SL_ON C4_PLEVEL_VR C4_RETRY_SENSOR C4_VOLUME_DTC CIR_DUCT_FAN_DTC CIR_DUCT_FAN_H/L CLAW_JAM_SNS Signal name AP kit inside temperature detection signal toner bottle door open/closed detection signal right deck pickup solenoid drive signal cassette pickup motor drive signal A, A*, B, B* C3 paper length detection signal 1 C3 paper length detection signal 2 C3 lifter motor drive signal C3 lifter motor drive signal C3 lifter detection signal C3 open detection signal C3 paper sensor C3 pickup solenoid drive signal C3 paper level detection signal C3 retry sensor paper detection signal C3 paper width detection signal C4 paper length detection signal 0 C4 paper length detection signal 1 C4 lifter motor drive signal C4 lifter motor drive signal C4 lifter detection signal C4 open detection signal C4 paper sensor C4 pickup solenoid drive signal C4 paper level detection signal C4 retry sensor paper detection signal C4 paper width detection signal circulation duct fan lock detection signal circulation duct fan full-speed/half-speed drive signal claw jam detection signal Notation CONTROLLER_FAN_DEETCT CONTROLLER_FAN_H/L CURL_FAN_DETECT CURL_FAN_ON DC_SUPPLY_FAN_DETECT DC_SUPPLY_FAN_DETECT DC_SUPPLY_FAN_ON DC_SUPPLY_FAN_ON DEL_JAM_SENSE DELIVERY_M_A,A*,B,B* DEV_CL_ON DEV_TONER_SENSOR DRUM_M_ON DUP_FEED_R_A,A*,B,B* DUPLEX_FAN_DETECT DUPLEX_FAN_ON DUPLEX_PAPER_SENSOR FEED_FAN_DET FEED_FAN_H/L FLAP_SL_ON FRONT_DOOR_DETECT FSR_ENT_SNS FSR_EXIT_SNS FSR_M_ON FUSER_F_SL_UP FUSER_SL_DOWN H_REGI_A,A*,B,B* H_REGI_HP HEAT_DISCHARGE_FAN_DETECT Signal name controller fan lock detection signal controller fan full-speed/half-speed drive signal curl-removing fan lock detection signal curl-removing fan drive signal DC power supply fan lock detection signal DC power supply fan lock detection signal DC power supply fan drive signal DC power supply fan drive signal delivery residual paper detection signal delivery motor drive signal A, A*, B, B* developing clutch drive signal developing assembly toner detection signal drum motor drive signal duplexing feed right motor drive signal A, A*, B, B* duplexing feed fan lock detection signal duplexing feed fan drive signal duplexing paper detection signal feed fan lock detection signal feed fan full-speed/half-speed drive signal paper deflecting plate solenoid drive signal front door closed detection signal fixing inlet paper detection signal fixing outlet paper detection signal fixing motor drive signal fixing inlet guide solenoid drive signal (ascent) fixing inlet guide solenoid drive signal (descent) horizontal registration motor drive signal A, A*, B, B* horizontal registration HP detection signal heat discharge fan lock detection signal

T-2-2
Notation HEAT_DISCHARGE_FAN_H/L HOP_BOTTLE_ON HOP_LIFT_ON HOP_TONER_SENSOR HP HVT_DEV_BIAS_AC HVT_DEV_BIAS_DC HVT_POST HVT_PRIMARY HVT_REMOTE Signal name heat discharge fan full-speed/half-speed drive signal toner supply motor drive signal toner stirring motor drive signal hopper toner detection signal scanner HP detection signal developing AC bias control signal developing DC bias control signal pre-transfer bias control signal primary bias control signal HVT drive signal Notation MLT_SL_ON MULTI_SENSOR MULTI_VOLUME OPEN PATH1_SENSOR PATH2_SENSOR PATH3_SENSOR PATH4_SENSOR PLATEN POST_CLEAN_OUT1 Signal name manual feed pickup solenoid drive signal manual feed tray paper detection signal manual feed paper width detection signal ADF open detection signal 2 vertical path 1 paper detection signal vertical path 2 paper detection signal vertical path 3 paper detection signal vertical path 4 paper detection signal ADF open detection signal pre-transfer charging wire cleaning motor drive signal (forward) HVT_ROLLER_BIAS electrode roller bias control signal POST_CLEAN_OUT2 pre-transfer charging wire cleaner motor drive signal (reverse) HVT_SEPARATE HVT_TRANSFER INT_DEL_SENSOR INV_FAN_DTC INV_FAN_H/L separation bias control signal transfer bias control signal inside delivery paper detection signal fixing heater power supply fan lock detection signal fixing heater power supply cooling fan full-speed/half-speed drive signal LDECK_FEED_MOTOR_A,A*,B,B* LDECK_FEED_CL_ON LDECK_LIFTER_SENSOR LDECK_LIMITTER_SENSOR LDECK_OPEN_SENSOR LDECK_PAPER_SENSOR LDECK_RETRY_SENSOR LDK_FEED_SENSOR LDK_LIFTER_ON LDK_PICK_SL_ON LDK_PLEVEL_A_DTC LDK_PLEVEL_B_DTC LOCK MAIN_M_ON MLT_FEED_CL_ON MLT_PAPER_SENSOR left deck pickup motor drive signal A, A*, B, B* left deck pull-off sensor paper detection signal left deck lifter detection signal left deck limit detection signal left deck open detection signal left deck paper detection signal left deck retry sensor paper detection signal left deck feed paper detection signal left deck lifter motor drive signal left deck pickup solenoid drive signal left deck paper level detection signal A left deck paper level detection signal B fan lock detection signal main motor drive signal manual feed pickup clutch drive signal manual feed paper detection signal PRIMARY_CLEAN_OUT1 PRIMARY_CLEAN_OUT2 RD_FEED_MOTOR_A,A*,B,B* RDECK_FEED_SNS RDECK_LIFTER_SENSOR RDECK_LIMITTER_SNS RDECK_PAPER_SENSOR RDECK_RETRY_SENSOR RDK_LIFTER_ON RDK_PLEVEL_A_DTC RDK_PLEVEL_B_DTC RDOOR_UNDER_SENSOR REGI_CL_ON REGI_CL_ON REGI_SENSOR REGI_SENSOR primary charging wire cleaner motor drive signal (forward) primary charging wire cleaner motor drive signal (reverse) right deck pickup motor drive signal A, A*, B, B* right deck pull-off sensor paper detection signal right deck lifter detection signal right deck limit detection signal right deck paper sensor right deck retry senor paper detection signal right deck lifter motor drive signal right deck paper level detection signal A right deck paper level detection signal B right door open/closed detection signal registration clutch drive signal registration clutch drive signal registration paper detection signal registration paper detection signal PRAIMARY_FAN_DETECT PRAIMARY_FAN_H/L PRE_LED_ON PRE_REGI_MOTOR_A,A*,B,B* PRE_REGI_SENSOR primary charging cooling fan lock detection signal primary cooling fan full-speed/half-speed drive signal pre-exposure LED drive signal pre-registration motor drive signal A, A*, B, B* pre-registration paper detection signal

T-2-3
Notation REVERSE_2 SENSOR REVERSE_A,A*,B,B* Signal name reversal 2 paper detection signal reversal motor drive signal A, A*, B, B* Notation SIZE2 T/S_CLEANER-1 Signal name original size detection signal 2 transfer separation charging wire cleaner drive signal (forward) REVERSE_SL_ON reversing solenoid drive signal T/S_CLEANER-2 transfer separation charging wire cleaner drive signal (reverse) SHIFT_CCW SHIFT_CW SHIFT_P_EXIT SHIFT_P_FULL SHIFT_TRAY_HPL SHIFT_TRAY_HPR SHUT_HP_SNS SHUT_M_A,A*,B,B* SIZE1 shift tray motor CCW drive signal shift tray motor CW drive signal shift tray outlet paper detection signal shift tray full detection signal shift tray HP left detection signal shift tray HP right detection signal shutter HP detection signal shutter motor drive signal A, A*, B, B* original size detection signal 1 VER_DUP_M_A,A*,B,B* VER_L_M_A,A*,B,B* VER_U_M_A,A*,B,B* WASTE_TONER_FULL_SW WEB_SENSOR WEB_SL_ON WRITE_START_SENSOR XE_ON vertical duplexing feed motor drive signal A, A*, B, B* vertical path lower motor drive signal A, A*, B, B* vertical path upper motor drive signal A, A*, B, B* waste toner full detection signal web length detection signal web solenoid drive signal write check sensor power detection signal scanning lamp drive signal

General Circuit Diagram General Circuit Diagram (Printer1/20) iR5570 / iR6570

Leakage breaker ELCB

Line noise filter LF1

PLG1 Power supply cord

Fixing heater power supply PCB

IH Fixing heater

Capacitor PCB Environment SW3 switch 100/120V ONLY

Drum heater control PCB

Drum thermistor TH5

100/120V

Line noise filter LF1

PLG1 Power supply cord

H1 Drum heater
D

SW3 Environment switch

To A503 To reader lattice

230V Main power switch SW1 Cassette heater H2

AC driver PCB Deck heater H3

SW4 DC power supply PCB Option power supply PCB

Cassette heater switch

F14-5300-A502 8 7 6 5 4 3 2 1

(1/20)

F-2-1

General Circuit Diagram (Printer2/20) iR5570 / iR6570

Option power supply PCB HVT PCB

DC controller PCB
F

To A512 To A512 To A504 To A512

Motor driver PCB

To A518

To A518

to J1021

D
To Finisher

To 3.5k deck

DC power supply fan FM6

DC power supply PCB

to J4013

No used

To Coin robo To A517

To FAX unit

No used

To A512

Main controller PCB

To Reader lattice

F14-5300-A503 7 6 5 4 3 2 1

(2/20)

F-2-2

General Circuit Diagram (Printer3/20) iR5570 / iR6570

DC controller PCB
F F

at 120V
E

Potential sensor PCB

at 230V

To A505

To A507 to J3005

To A503

Fixing heater power supply PCB

Potential PCB

F14-5300-A504 8 7 6 5 4 3 2 1

(3/20)

F-2-3

General Circuit Diagram (Printer4/20) iR5570 / iR6570

DC controller PCB

To A504

to J4260

To A518

FM2 TS1 Developing assembly toner sensor Drum cleaner thermistor PCB

M7

Pre-exposure lamp (LED)

PS54 Toner access M9 cover open/closed sensor Toner supply motor

LED1

M10 Toner stirring motor Hopper assembly

TS2 Sub hopper toner level sensor

PS3 Manual feed tray open/closed sensor

Primary charging cooling fan

Pre-transfer charging wire cleaning motor

M6 Primary charging wire cleaning motor

(4/20)

F-2-4

General Circuit Diagram (Printer5/20) iR5570 / iR6570

DC controller PCB

Right deck pickup solenoid SL6

Right deck lifter motor M4

Left deck lifter motor M5

Motor driver PCB

B
To A513 J801DB

M12 Cassette 3/4 pickup motor

M27 Vertical lower motor

M11 Right deck pickup motor

M26 Vertical upper motor

M17 Pre-registration motor

M25 Vertical path duplexing feed motor

M24 Left deck pickup motor

F14-5300-A506 8 7 6 5 4 3 2 1

(5/20)

F-2-5

10

General Circuit Diagram (Printer6/20) iR5570 / iR6570

DC controller PCB
F F

To A504 to J119

To A518

To A508

Fixing main thermistor

Shutter thermistor

Fixing sub thermistor

M15 Shutter motor

THM1

THM3

THM2

PS45 Fixing web length sensor

TP1 Fixing thermal switch

F14-5300-A507 8 7 6 5 4 3 2 1

(6/20)

F-2-6

11

General Circuit Diagram (Printer7/20) iR5570 / iR6570

To A507

to J611

M13 Delivery motor

To A509

To A509

To A509

M3 Fixing motor

SL9

FM5 PS53 Shutter HP sensor Fixing web drive solenoid Curl-removing fan
to J251

PS35
To A509

PS4 Claw jam sensor PS51 Fixing inlet sensor

Internal delivery sensor

PS52 Fixing outlet sensor

(7/20)

F-2-7

12

General Circuit Diagram (Printer8/20) iR5570 / iR6570

F
To A508 to J1006 to J1005 To A508 to J251

To A508

PS46 Delivery jam sensor

PS36 External delivery sensor

SL1 M8 Transfer separation charging wire cleaning motor PS29 Registration paper sensor Fixing inlet guide drive solenoid

SW7 Fixing feeding unit detection switch

SL5 Delivery flapper solenoid

CL2 Registration clutch

F14-5300-A509 8 7 6 5 4 3 2 1

(8/20)

F-2-8

13

General Circuit Diagram (Printer9/20) iR5570 / iR6570

DC controller PCB
F

Duplex horizontal registration sensor PS31 Duplexing horizontal registration motor M16

Left deck feed paper sensor PS33

Reversal sensor 2 PS38

Flapper solenoid SL8

To A518

Duplex pre- registration sensor Duplexing PS30 paper sensor PS34

SW5 Waste toner feedscrew lock detection switch

Duplexing drive PCB

M19 Duplexing feed left motor

M14 Reversal motor

PS37 Reversal sensor 1

M18 Duplexing feed right motor

FM8 Duplexing feed fan

F14-5300-A510 8 7 6 5 4 3 2 1

(9/20)

F-2-9

14

General Circuit Diagram (Printer10/20) iR5570 / iR6570

DC controller PCB
F F

CL1 FM4
C

CL3

Controller cooling fan M2 Main motor

M1 Drum motor

Developing cylinder clutch

Manual feed pickup clutch

PS23 Manual feed paper sensor

SL2
B

Manual feed tray paper width sensor PCB

Manual feed pickup solenoid

To A518

To A518

F14-5300-A511 8 7 6 5 4 3 2 1

(10/20)

F-2-10

15

General Circuit Diagram (Printer11/20) iR5570 / iR6570

DC controller PCB
F F

To A503 To A503 to J4002

HVT PCB

To A503

SL7 Left deck pickup solenoid

Cassette 3 paper width sensor PCB

Cassette 4 paper width sensor PCB

Primary/Grid
B B

W5 AC trans

W6

Roller

FM3 AC driver PCB Heat discharge fan

Cassette 3 paper length sensor PCB

Cassette 4 paper length sensor PCB

W3
A

Transfer Separate

W4B W4A

Post

F14-5300-A512 8 7 6 5 4 3 2 1

(11/20)

F-2-11

16

General Circuit Diagram (Printer12/20) iR5570 / iR6570

DC controller PCB

To A506 to J2106

FM1

Feed fan

FM9
D D

Shift tray PCB

Circulation duct fan

FM7
C C

Fixing heater power supply cooling fan

THU1

Cassette 4 level sensor PCB

M20 Cassette 3 lifter motor

M21 Cassette 4 lifter motor

Temperature/humidity sensor PS28 Laser write start sensor PS25 Vertical path 2 paper sensor
8 7

Cassette 3 level sensor PCB

PS24 Vertical path 1 paper sensor

PS2 Right lower cover open/closed sensor

F14-5300-A513 1

(12/20)

F-2-12

17

General Circuit Diagram (Printer13/20) iR5570 / iR6570

DC controller PCB
F F

PS47 Right deck level sensor (upper)

PS49 Left deck level sensor (upper)

CL4

Left deck pull-off clutch

PS10 Left deck lifter sensor

PS20 Left deck re-try sensor

PS48 Right deck level sensor (lower)

PS50 Left deck level sensor (lower)

PS7 Right deck paper sensor

PS5 Right deck open/closed sensor

PS12 Left deck limit sensor

PS11 Left deck paper sensor Left deck pickup assembly

PS9 Left deck open/closed sensor

PS6 Right deck lifter sensor

PS19 Right deck re-try sensor

PS32 Right deck feed paper sensor

PS8 Right deck limit sensor

Right deck pickup assembly

F14-5300-A514 8 7 6 5 4 3 2 1

(13/20)

F-2-13

18

General Circuit Diagram (Printer14/20) iR5570 / iR6570

DC controller PCB

PS18 Cassette 4 lifter sensor PS17 Cassette 3 lifter sensor PS14 Cassette 4 paper sensor PS27 Vertical path 4 paper sensor

PS13 Cassette 3 paper sensor

PS26 Vertical path 3 paper sensor

PS21 PS15 Cassette 3 Cassette 3 open/closed re-try sensor sensor Cassette 3 pickup assembly
8 7 6

SL3 Cassette 3 pickup solenoid

PS22 PS16 Cassette 4 Cassette 4 open/closed re-try sensor sensor Cassette 4 pickup assembly

SL4 Cassette 4 pickup solenoid

F14-5300-A515 5 4 3 2 1

(14/20)

F-2-14

19

General Circuit Diagram (Printer15/20) iR5570 / iR6570

DC controller PCB
F F

Laser drive PCB M22 Laser scanner motor

BD developing PCB
D

Main controller PCB

A
To A521 to J2117

F14-5300-A516 8 7 6 5 4 3 2 1

(15/20)

F-2-15

20

General Circuit Diagram (Printer16/20) iR5570 / iR6570

Main controller PCB

CC-X card reader

Card reader

Coin robo

NE controller
B B

F14-5300-A517 8 7 6 5 4 3 2 1

(16/20)

F-2-16

21

General Circuit Diagram (Printer17/20) iR5570 / iR6570

To A513

Manual feed tray open/closed detection switch SW6

To A505

Front cover switch SW2

Rush-current prevention PCB

To A511 To A507

To A511 M2 J6310

C
To A510

(M3)

M1 J601

To A503 to J4004 To A503

F14-5300-A518 8 7 6 5 4 3 2 1

(17/20)

F-2-17

22

General Circuit Diagram (Printer18/20) iR5570 / iR6570

Main controller PCB

Differential PCB

Interface PCB

F14-5300-A520 8 7 6 5 4 3 2 1

(18/20)

F-2-18

23

General Circuit Diagram (Printer19/20) iR5570 / iR6570

To A516 to J6801

Control panel inverter PCB

Control panel keypad PCB

LCD1

Control panel CPU PCB

LCD

Control panel

F14-5300-A521 8 7 6 5 4 3 2 1

(19/20)

F-2-19

24

General Circuit Diagram (Printer 20/20) iR5570 / iR6570

Speaker unit SP1

To DC power supply PCB To A503

FAX power supply PCB

To Main controller PCB to J1059

FAX PCB

Off hook power supply PCB

NCU PCB

Modular PCB

To Main controller PCB to J1030

G3 FAX board
F14-5300-A524 8 7 6 5 4 3 2 1

(20/20)

F-2-20

25

General Circuit Diagram (Reader) iR5570 / iR6570

5
From Printer

Lens heater

H501

To ADF

Mirror heater

H502

Reader unit cooling fan FM501

Scanner motor M501 Scanner HP sensor PS502 ADF open/closed ADF open/closed sensor 2 sensor 1 PS503 PS501
E

Interface PCB

To PC

To PC

Reader controller PCB

Inverter PCB

CF3 Original size sensor 3

CF4 Original size sensor 4

CF1 Original size sensor 1

CF2 Original size sensor 2

CCD/AP PCB

LA1 Scanning lamp

F-2-21

26

Feb 21 2005