Canon FY8-23AV-000 manual PC420/430/FC220 General Circuit Diagram

Page 56

PC420/430/FC220 GENERAL CIRCUIT DIAGRAM

9

8

7

6

5

4

3

2

1

Fixing heater

Delivery sensor

temperature sensor

Q801

I

AE sensor

Intensity sensor

TH1

3

PD602

PD601

J907

J907F

FU2

NC

J801

2

3

2

1

2

BL

BL

PCBlamp Scannig

fuseThermal

FixingheaterH1

1

Y

YDGT1

KEYRO

Y

H

GND

LEG

R

Y

R

Y

TH1 1

J603F

J621F

2

3

4

5

1

2

3

4

J603P

J621P

BK/W

Control panel PCB

G

W

R

Y

Y

J908P

J909P

J601

22

21

20

19

18

17

16

15

14

13

12

11

10

9

8

7

6

5

4

3

2

1

J908F

J909F

1

2

3

J906

W

W

W DGT2

W DGT0

W

W

W

W DGT1

WPWSON

W

W KEYR0

W

W LID

W

W

W

W

W

W AE

W

W KEYR2

W KEYR3

W

F

J906PP

CHECKS

J906F

BK

W

GND

GND

SEG2

TH1

CLKS

OUTS

INS

+24V

SEG0

SEG1

3

2

1

+5V

VR

R

Y

Y

SW1

SW2

1

2

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

17

18

19

20

21

22

E

J108

JP350

J101

J102

J202

HOT

BK

BK

J104

RETURN

W

W

DC controller/DC power supply PCB

100V

Door switch

Delivery door switch

J103

J201

J5

J6

J7

J8

D

12

11

10

9

8

7

6

5

4

3

2

1

HOT

MMCLK

RETURN

LEG

DGT0

KEYR0

CBSP

CBSD

+24V

PUSD

+24V

MMD

LEG

+5V

J1

T

P

B

G

120/230V

PK

PK

Y

Y

C

V

V

V

1

2

1

2

V

V

V

V

V

J902F

J901F

Color Code

1

2

3

1

2

1

2

3

J906PP

J901PP

BK

Black

J905F

J903F

J904F

J902

J901

R5

BL

Blue

J905

J903

J904

1

2

1

2

BR

Brown

GY

Gray

M

GN

Green

B

OR

Orange

Q902

M1

Q901

PK

Pink

SL2

SL1

Main motor

R

Red

Copyboard

Motor rotation

SB

Sky Blue

Pick-up

position

detection

V

Violet

solenoid

W

White

detection

Y

Yellow

Copyboard

YG

Yellow Green

drive solenoid

A

A-6

Image 56

Contents Service Handbook Copyright 1998 Canon INC Contents Troubleshooting Malfunctions Self Diagnosis Page Periodical Servicing Periodically Replaced PartsDurables 2D Transportation 1D Temperature/Humidity SpecificationsStoring Sealed Cartridges Storing and Handling Unsealed Cartridges Reference Image Adjustment Basic Procedure Pre-ChecksPoints to Note Mechanical GlassAdjusting the Intensity VR604 Electrical2B PC400/FC200 Adjusting the AE Mechanism VR602, VR603 JP607 JP605 JP604 Control panel PCB Screwdriver Standards and Adjustments Checking the Documents Making Initial ChecksSite Environment Checking the Feeding Assembly Checking the Lens Array for DirtChecking the Transfer Charging Roller Checking the Copy PaperImage Troubleshooting Others Image Troubleshooting Samples of Image Faults Troubleshooting by Image Fault YESCopy is foggy overall Back Replace the cartridge Is the problem corrected? Copy has white spots cross feed direction Back of the copy is soiledCopy has faulty fixing Copy has poor sharpness focus Copy has a blurred imageCopy is foggy cross feed direction Copy is blank Copy is solid blackImage Troubleshooting Troubleshooting Malfunctions Self diagnosis PC400/FC200Copyboard Does the copying operation start AC power is absent Pick-up fails Scanning lamp fails to go onMain motor fails to rotate Copyboard fails to moveFixing heater fails to operate Paper feeding normallyAt time of jam Copy Paper Jams Pick-Up Assembly Separation/Feeding AssemblyFixing/Delivery Assembly Wrinkles Feeding FaultsDouble Feeding Arrangement and Functions of Electrical Parts Sensors and SolenoidsSwitches Lamp, Heater, Motor, and Others Printed Circuit Board PCB Variable Resistors VR and Check Pins by PCB DC Controller/DC Power Supply PCBControl Panel PCB PC400/FC200Self Diagnosis Self Diagnosis General Timing Chart PC420/430/FC220 General Timing Chart A4, 2 copies Signals/Abbreviations List SignalsAbbreviations General Circuit Diagram PC420/430/FC220 General Circuit Diagram Special Tools Table Solvents/Oils Table Specifications LTR/A4 LGLNVD Prepared by This publication is printed on 70% reprocessed paper