COPYRIGHT
©
2000 CANON INC. 2000 2000 2000 2000 CANON iR5000/iR6000 REV.0 JULY 2000
CHAPTER 4 TROUBLESHOOTING IMAGE FAULTS/MALFUNCTIONS
4-23 T
Drum motor (M1), DC controller PCB
3) Turn on the main power switch, and measure the voltage of the
connectors of the drum motor. Is it as follows?
J602-2:5 V
J602-3:5 V
J602-1:0 V
YES: Replace the drum motor.
NO: Check the wiring; if normal, replace the DC controller PCB.
4.1.9 E013
Waste toner feedscrew (locked)
1) Is the waste toner feedscrew drive gear pushing the waste toner
feedscrew lock detecting switch (MSW2)?
YES: Connect the connector.
Waste toner feedscrew lock detecting switch (MSW2), DC controller PCB
2) Make the following selections in service mode: COPIER>I/O>DC-
CON. Is bit 15 of IO-P02 ‘0’?
YES: It is likely that the feedscrew inside the waste toner pipe is pre-
vented from rotating because of some fault. If the outlet of the
waste toner pipe is clogged with toner, remove the waste toner
drive unit, and remove the toner. If otherwise, try turning the main
motor clockwise by hand. If the screw rotates, wait and see what
happens; if the screw does not rotate, replace the waste toner feed-
ing unit.
NO: Check the wiring; if normal, replace the DC controller PCB.
4.1.10 E014
Connectors
1) Are the connectors of the fixing motor connected?
NO: Connect the connectors.
Fixing motor (M19), DC controller PCB
2) When the Start key is pressed, does the voltage between J106-B16
(+) and J106-B18 (-) on the DC controller PCB change from 0 to
about 5 V?
YES: Replace the fixing motor.
NO: Check the wiring; if normal, replace the DC controller PCB.
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