(Indicated If Ir8500); E219; E220 (Ir8500); E222 - Canon iR8500 Service Manual

4.1.32 E219 (Indicated if iR8500)

4.1.33 E220 (iR8500)

4.1.34 E222 (Indicated if iR8500)
Connector
1) Are the connectors J852 and J853 on the light control PCB con-
NO:
Fluorescent heater
2) Try replacing the fluorescent heater. Is the problem corrected?
YES: End.
Light control PCB, Reader controller PCB
3) Try replacing the light control PCB. Is the problem corrected?
YES: End.
NO:

4.1.35 E220 (iR7200)

Wiring
1) Is the wiring from the xenon lamp to the reader controller PCB
NO:
Inverter PCB, Reader controller PCB
2) Try replacing the lamp inverter PCB. Is the problem corrected?
YES: End.
NO:

4.1.36 E225 (iR7200)

Xenon lamp (LA2)
1) Try replacing the xenon lamp. Is the problem corrected?
YES: End.
CCD unit, Reader controller PCB
2) Try replacing the CCD unit. Is the problem corrected?
YES: End.
NO:
COPYRIGHT© 2001 CANON INC.
nected securely?
Connect the connectors securely.
Replace the Reader controller PCB.
normal?
Disconnect and then connect the connectors; correct or replace the
wiring.
Replace the reader controller PCB.
Check the wiring; if normal, replace the reader controller PCB.
2000 2000 2000 2000
CHAPTER 6 TROUBLESHOOTING
CANON iR8500/7200 REV.1 AUG. 2001
6-111