Canon Image Reader-A1 iR5000i Service Manual page 672

CHAPTER 4 TROUBLESHOOTING IMAGE FAULTS/MALFUNCTIONS
4.1.11 E020
General condition
1) Is the developing assembly locking plate mounted correctly?
NO:
General condition
2) Is the shutter releasing member of the hopper mouth mounted cor-
NO:
General condition, Developing assembly toner sensor (TS1)
3) Is the developing assembly adequately provided with toner?
YES: Check the developing assembly toner sensor.
General condition, Hopper toner sensor (TS2)
4) Is the hopper adequately provided with toner?
NO:
Hopper connector, Hopper supply motor (M10)
5) Is the connection of the hopper connector normal?
NO:
YES: Check the hopper supply motor.
4.1.12 E032
Connector
1) Is the remote diagnostic device connected securely?
NO:
Remote diagnostic device
2) Try replacing the remote diagnostic device. Is the problem cor-
YES: End.
NO:
4-24 T
Mount the plate correctly.
rectly to the developing assembly locking plate?
It is likely that the inside of the hopper is clogged with toner. Re-
move and then mount back the shutter releasing member to remove
the clog, or replace the hopper unit.
Check the hopper toner sensor.
Connect the connector securely.
Connect it securely.
rected?
Check the wiring; if normal; replace the main controller PCB.
COPYRIGHT © 2001 CANON INC. 2000 2000 2000 2000 CANON iR5000i/iR6000i REV.0 JUNE 2001