E068; E069; E100 - Canon GP605 Service Manual

CHAPTER 13 TROUBLESHOOTING
25

E068

Cause Step
Mounting
Wiring
HV-AC PCB
HV-DC PCB
26

E069

Cause Step
Mounting
Wiring
Contact
HV-DC PCB
27

E100

Cause Step
BD PCB
Laser output
Image processor
PCB
13-92
COPYRIGHT © 1999 CANON INC.
1 Is the transfer/separation charging
assembly mounted securely?
2 Is the connection of the wiring from the
HV-AC PCB to the transfer/separation
charging assembly (separation charging
assembly side) normal?
3 Replace the HV-AC PCB. Is the problem
corrected?
1 Is the transfer/separation charging
assembly mounted securely?
2 Is the connection of the wiring from the
HV-DC PCB to the transfer/separation
charging assembly (transfer charging
assembly side) normal?
3 Is the contact between the HV-DC PCB
and the body normal?
1 Select COPIER>DISPLAY>DPOT in
service mode. Is the reading of VLIM
between 62 and 82?
2 Is the reading of VDM between 432 and
452?
Checks
Checks
Checks
CANON GP605/605V REV.0 JAN. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON)
Yes/No Action
NO Mount it securely.
NO Correct the wiring.
YES End.
NO Replace the HV-DC
PCB.
Yes/No Action
NO Mount the assembly
securely.
NO Correct the wiring.
NO Connect the contact.
YES Replace the HV-DC
PCB.
Yes/No Action
YES Check the connection
of the BD PCB and the
IP PCB and the
position of the BD
PCB; if normal, replace
the BD PCB.
YES Check the following:
• laser output
• foreign matter in the
laser path
NO Replace the image
processor PCB.