E737; E740; E741 - Canon iR105 Service Manual

CHAPTER 6 TROUBLESHOOTING

4.1.60 E737

SDRAM (mounting)
1) Is the SDRAM on the main controller mounted correctly?
NO:
SDRAM
2) Try replacing the SDRAM. Is the problem corrected?
YES: End.
NO:

4.1.61 E740

Ethernet card (mounting)
1) Is the Ethernet card mounted correctly?
NO:
Ethernet card
2) Try replacing the Ethernet card. Is the problem corrected?
NO:

4.1.62 E741

Riser board (mounting)
1) Is the riser board mounted correctly?
NO:
LIPS board (mounting)
2) Is the LIPS board mounted correctly?
NO:
YES: Replace the main controller PCB.
6-118
Mount it correctly.
Replace the main controller PCB.
Correct it.
Replace the main controller PCB.
Correct it.
End.
COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR105 REV.0 JULY 2001