E068 - Canon iR8500 Servise Manual

4.1.20 E068

Mounting condition
1) Is the transfer/separation charging assembly mounted securely?
NO:
Connection
2) Are the following connectors on the HV PCB and the HV-AC PCB
NO:
Separation charging assembly
3) Disconnect the connector T1-S from the transformer assembly of
NO:
Pre-transfer charging assembly, HV-DC PCB
4) Disconnect the connector T1-Q from the transformer assembly of
NO:
YES: Replace the HV-AC PCB.
J730
J722 J723
F06-401-03
COPYRIGHT© 2001 CANON INC.
Mount the assembly securely.
normal? Further, are the screws fitted properly? (See F05-401-03.)
HV-DC PCB
• J722
• J723
• J730
• J734
Correct the connection.
the HV-AC PCB, and make copies. Is E068 indicated? (See F06-
401-04.)
Clean the HV-AC PCB, and make copies. If E068 is indicated, re-
place the separation charging assembly.
the HV-AC PCB, and make copies. Is E068 indicated? (See F06-
401-04.)
Clean the pre-transfer charging assembly, and make copies. If
E068 is indicated, replace the pre-transfer charging assembly.
J734
2000 2000 2000 2000
CHAPTER 6 TROUBLESHOOTING
HV-AC PCB
• J741
• J742
J741
CANON iR8500 REV.0 MAR. 2001
J742 T1-S
F06-401-04
T1-Q
6-107