2M8/2M9
1-4-16
3100 ISU home position error
The home position is not cor-
rect when the power is turned
on or at the start of copying
using the table.
Defective connec-
tor cable or poor
contact in the con-
nector.
Reinsert the connector. Also check for conti-
nuity within the connector cable. If none,
replace the cable.
Home position sensor and CCD PWB (YC3)
CCD PWB (YC1) and main PWB (YC8)
ISU motor and main PWB (YC36)
Defective home
position sensor.
Replace the home position sensor.
Defective ISU
motor.
Replace the ISU motor.
Defective CCD
PWB.
Replace the scanner unit (see page 1-5-48).
Defective main
PWB.
Replace the main PWB and check for cor-
rect operation (see page 1-5-30).
3200 Exposure lamp error
The exposure lamp does not
turn on when power is on.
The lamp’s lumosity does not
stabilize in one minute after
power is on.
Defective connec-
tor cable or poor
contact in the con-
nector.
Reinsert the connector. Also check for conti-
nuity within the connector cable. If none,
replace the cable.
LED PWB and LED driving PWB (YC2)
LED driving PWB (YC1) and CCD PWB
(YC3)
CCD PWB (YC1) and main PWB (YC8)
Defective LED
PWB.
Replace the scanner unit (see page 1-5-48).
Defective LED
driving PWB or
CCD PWB.
Replace the scanner unit (see page 1-5-48).
Defective main
PWB.
Replace the main PWB and check for cor-
rect operation (see page 1-5-30).
Code Contents Causes
Check procedures/
corrective measures
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