Fuser Belt Rotation Error; Fuser Release Motor Error; Fuser Ih Pwb Cpu Reset Error; Fuser Ih Belt Rotation Error - Kyocera FS-C8600DN Service Manual

Code Contents
6600

Fuser belt rotation error

A belt rotating pulse is not
received for 1 s.
(Engine CPU)
6610

Fuser release motor error

When the fuser release motor
is driven, the fuser release
sensor does not turn on/off for
5 s.
6710 Fuser IH PWB CPU reset
error
Watch doc timer has been
overflowed.
6720

Fuser IH belt rotation error

A belt rotating pulse is not
received for 2 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. Fuser unit and engine PWB (YC26)
Defective fuser belt Replace the fuser unit (see page 1-5-40).
sensor.
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. Fuser unit and engine PWB (YC26)
Defective drive Check if the gears rotate smoothly. If not,
transmission sys- grease the bushes and gears. Check for
tem of motor. broken gears and replace if any.
Defective fuser Replace the fuser unit (see page 1-5-40).
release motor.
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. Fuser IH PWB (YC4) and engine PWB
(YC26)
Defective fuser IH Replace the fuser IH PWB and check for
PWB. correct operation.
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. Fuser unit and engine PWB (YC26)
Defective fuser belt Replace the fuser unit (see page 1-5-40).
sensor.
Defective fuser IH Replace the fuser IH PWB and check for
PWB. correct operation.
Defective engine Replace the engine PWB and check for cor-
PWB. rect operation (see page 1-5-49).
1-4-55
Check procedures/
corrective measures
2MN/2N1-1