Polygon Motor C Steadystate Error; Polygon Motor M Steadystate Error; Polygon Motor Y Steadystate Error; Bd Initialization Error K - Kyocera FS-C8600DN Service Manual

Code Contents
4012 Polygon motor C steady-
state error
After polygon motor C is stabi-
lized, the ready signal is at the
H level for 15 s continuously.
4013 Polygon motor M steady-
state error
After polygon motor M is sta-
bilized, the ready signal is at
the H level for 15 s continu-
ously.
4014 Polygon motor Y steady-
state error
After polygon motor Y is stabi-
lized, the ready signal is at the
H level for 15 s continuously.
4101

BD initialization error K

After polygon motor K is
driven, the BD signal is not
detected for 1 s.
Causes
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. Polygon motor C and LSU relay PWB (YC9)
LSU relay PWB (YC3) and engine PWB
(YC12)
Defective polygon Replace the laser scanner unit (see page 1-
motor C. 5-17).
Defective engine Replace the engine PWB and check for cor-
PWB. rect operation (see page 1-5-49).
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. Polygon motor M and LSU relay PWB (YC7)
LSU relay PWB (YC3) and engine PWB
(YC12)
Defective polygon Replace the laser scanner unit (see page 1-
motor M. 5-17).
Defective engine Replace the engine PWB and check for cor-
PWB. rect operation (see page 1-5-49).
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. Polygon motor Y and LSU relay PWB
(YC11)
LSU relay PWB (YC3) and engine PWB
(YC12)
Defective polygon Replace the laser scanner unit (see page 1-
motor Y. 5-17).
Defective engine Replace the engine PWB and check for cor-
PWB. rect operation (see page 1-5-49).
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 and LSU relay PWB
(YC5)
LSU relay PWB (YC3) and engine PWB
(YC12)
Defective PD PWB Replace the laser scanner unit (see page 1-
K. 5-17).
Defective engine Replace the engine PWB and check for cor-
PWB. rect operation (see page 1-5-49).
1-4-47
Check procedures/
corrective measures
2MN/2N1