COPYRIGHT
©
2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001
CHAPTER 6 TROUBLESHOOTING
6-115
4.1.47 E402 (Indicated if iR8500)
----------
1) Set the DIP switch (SW1) on the ADF controller PCB as follows:
F06-401-06
Press the push switch (SW2). Does the belt motor (M2) rotate?
(To stop, press the push switch (SW2) once again.)
YES: Go to step 3.
Belt motor (M2)
2) Disconnect the connector (J72) on the belt motor driver PCB.
Set the meter range to × 1
ΩΩ
ΩΩ
Ω, and connect the meter probes as indi-
cated. Is the resistance about 1.1
ΩΩ
ΩΩ
Ω for each?
F06-401-07
NO: Replace the belt motor (M2).
1-3
1-4
2-5
2-6
1
2
3
4
5
6
1
2
3
4
5
6
1
2
3
4
5
6
1
2
3
4
5
6
J72
Motor driver
PCB
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