Canon Image Reader-A1 iR5000i Service Manual page 670

Photocopy machines
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CHAPTER 4 TROUBLESHOOTING IMAGE FAULTS/MALFUNCTIONS
Service mode
2) After replacing the fixing web, has the fixing web counter been re-
NO:
Fixing web length detecting lever.
3) Is the position of the web length detecting lever correct?
YES: Correct the position of the lever.
Fixing web length sensor (PS45), DC controller PCB
4) Is the fixing web length sensor normal? (See the instructions on
NO:
YES: Replace the DC controller PCB.
4.1.7 E010
Connector
1) Is the connector of the main motor connected?
NO:
Main motor (M2), DC controller PCB
2) When the Start key is pressed, does the voltage between J108-A6
YES: Replace the main motor.
NO:
4.1.8 E012
Connector
1) Are the connectors of the drum (J601, J602) connected securely?
NO:
DC power supply PCB
2) Turn on the main power switch, and measure the voltage of the
NO:
4-22 T
set in service mode (COPIER>COUNTER>MISC>FIX-WEB) ?
Reset the counter.
how to check the photointerrupters.)
Replace the sensor.
Connect the connector.
(+) and J108-A8 (-) on the DC controller PCB change from 0 to
about 5 V?
Check the wiring; if normal, replace the DC controller PCB.
Connect them securely.
connectors of the drum motor. Is it as indicated?
J601-1:24 V (approx.)
J601-2:0 V
Check the wiring; if normal, replace the DC power supply PCB.
COPYRIGHT © 2001 CANON INC.
2000 2000 2000 2000
CANON iR5000i/iR6000i REV.0 JUNE 2001

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