E240; Processor Pcb); E243 (Error In Communication Between Control Panel And Image Processor Pcb.) - Canon GP215 Service Handbook

TROUBLESHOOTING MALFUNCTIONS
18 E240 (error in communication between DC controller PCB and image

processor PCB)

Cause Step
1
Connector 2
(poor contact)
DC controller 3
PCB
Image proces-
sor PCB
19 E243 (error in communication between control panel and image proces-
sor PCB)
Cause Step
1
Connector 2
(poor contact)
Control panel 3
Image proces-
sor PCB
4–12
Checks
Turn OFF/ON the main power.
Is the problem corrected?
Is the connection of the con-
nector J111 on the DC con-
troller PCB and the connector
J509 on the image processor
PCB good?
Replace the DC controller
PCB. Is the problem corrected?
Checks
Turn OFF/ON the main power
supply. Is the problem correct-
ed?
Is the connection of the con-
nector J517 on the image
processor PCB and the con-
nector J905 on the control
panel good?
Replace the control panel. Is
the problem corrected?
Yes/No
NO End.
YES Connect the connector proper-
ly.
YES End.
NO Replace the image processor
PCB.
Yes/No
YES End.
NO Connect the connector proper-
ly.
YES End.
NO Replace the image processor
PCB.
Action
Action