CHAPTER 6 TROUBLESHOOTING
6-113
COPYRIGHT© 2001 CANON INC.
2000 2000 2000 2000
CANON iR105 REV.0 JULY 2001
Pickup roller height sensor 1 (PI8)
3) Set the meter range to 10 VDC. Does the voltage between the con-
nectors J14-A8 (+) and J14-A7 (-) on the ADF controller PCB alter-
nate between 0 and 5 V when the pickup roller unit (rear) is moved
up and down by hand?
NO:
Replace the pickup roller height sensor 1 (PI8).
Pickup roller height sensor 2 (PI9)
4) Set the meter range to 10 VDC. Does the voltage between the con-
nectors J14-A11 (+) and J14-A10 (-) on the ADF controller PCB al-
ternate between 0 and 5 V when the pickup roller unit (front) is
moved up and down by hand?
NO:
Replace the pickup roller height sensor 2 (PI9).
Pickup roller home position sensor (PI7)
5) Set the meter range to 10 VDC. Is there voltage of the connectors
J14-A5 (+) and J14-A4 (-) on the ADF controller PCB about 5 V
when the pickup roller is moved back to home position by hand?
NO:
Replace the pickup roller home position sensor (PI7).
ADF controller PCB
6) Try replacing the ADF controller PCB. Is the problem corrected?
YES: Replace the ADF controller PCB.
4.1.48 E422
Communication cable
1) Is the connection of the communication cable between the ADF con-
troller PCB and the machine normal?
NO:
Correct it.
Connector
2) Is there connection of the connector J1 on the ADF controller PCB
normal?
NO:
Correct it.
Cable, ADF controller PCB
3) Is the cable from the connector J1 of the ADF controller PCB to the
communication cable normal?
NO:
Correct the cable.
YES: Replace the ADF controller PCB.
Summary of Contents for iR105 Series
Page 547: ...COPYRIGHT 2001 CANON INC 2000 2000 2000 2000 CANON iR105 REV 0 JULY 2001 APPENDIX ...
Page 561: ...Service Mode COPYRIGHT 2001 CANON INC 2000 CANON iR105 REV 0 JULY 2001 ...
Page 691: ...Error Code COPYRIGHT 2001 CANON INC 2000 CANON iR105 REV 0 JULY 2001 ...
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Page 1012: ...C 10 COPYRIGHT C 2001 CANON INC STANDARD FASTENERS REV 0 FEB 1992 ...
Page 1029: ...PRINTED IN U S A IMPRIME AU U S A This publication is printed on 100 recycled paper ...