Kyocera FS-C8520MFP Service Manual page 206

Code Contents
3200 Exposure lamp error
The peak count during CCD
turned on does not count up
for 300 seconds .
When the white standard data
at the time of an initial is lower
than a rated value.
3500 Communication error
A wrong read-back value.
3600 Scanner sequence error
4001 Polygon motor (K) steady-
state error
The rated speed signal
detected the stability OFF
continuously for 1 s after the
polygon motor (K) stabilizes.
4002 Polygon motor (C) steady-
state error
The rated speed signal
detected the stability OFF
continuously for 1 s after the
polygon motor (C) stabilizes.
Causes
Defective connec- Reinsert the connector. Also check for conti-
tor cable or poor nuity within the connector cable. If neces-
contact of the con- sary, replace the cable.
nector. LED PWB and main PWB (YC112)
CCD PWB and main PWB (YC113)
Defective exposure Replace the image scanner unit
lamp. (see page 1-5-21).
Defective CCD
PWB.
Defective main Replace the main PWB and check for cor-
PWB. rect operation (see page 1-5-31).
Defective connec- Reinsert the connector. Also check for conti-
tor cable or poor nuity within the connector cable. If none,
contact in the con- replace the cable.
nector. CCD PWB and main PWB (YC113)
Defective CCD Replace the image scanner unit
PWB. (see page 1-5-21).
Defective main Replace the main PWB and check for cor-
PWB. rect operation (see page 1-5-31).
Defective main Replace the main PWB or the engine PWB
PWB or engine and check for correct operation
PWB. (see page 1-5-31 or 1-5-32).
Defective connec- Reinsert the connector. Also check for conti-
tor cable or poor nuity within the connector cable. If none,
contact in the con- replace the cable.
nector. Laser scanner unit (K) and LSU connect
PWB(YC5)
LSU connect PWB and engine PWB (YC12)
Defective motor. Replace the Laser scanner unit (K).
Defective PWB. Replace the engine PWB or LSU connect
PWB and check for correct operation
(see page 1-5-32).
Defective connec- Reinsert the connector. Also check for conti-
nuity within the connector cable. If none,
tor cable or poor
contact in the con- replace the cable.
nector. Laser scanner unit (C) and LSU connect
PWB(YC6)
LSU connect PWB and engine PWB (YC12)
Defective motor. Replace the Laser scanner unit (C).
Defective PWB. Replace the engine PWB or LSU connect
PWB and check for correct operation
(see page 1-5-32).
1-4-18
Check procedures/
corrective measures
2MY/2MZ