Waste Toner Motor Error; Transfer Motor Steady-State Error; Transfer Cleaning Motor Error - Kyocera FS-C8600DN Service Manual

Code Contents
2810

Waste toner motor error

Initialized when an error is
constantly observed for 2 s
after the waste toner motor is
activated. An error is con-
stantly observed for 2.5 s after
rebooting.
The lock detect signal won't
be H level three times in a row
within 200 ms at 1.25 ms
cycles after the waste toner
motor has been driven.
2820 Transfer motor steady-state
error
After transfer motor is stabi-
lized, the ready signal is at the
H level for 5 s continuously.
The counter value obtained by
timer capture is lower than
2200 for 10 times in a row.
2840 Transfer cleaning motor
error
After transfer cleaning motor
is driven, the ready signal
does not turn to L within 2 s.
After transfer cleaning motor
is stabilized, the ready signal
is at the H level for 1 s contin-
uously.
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. Waste toner motor and front PWB (YC16)
Front PWB (YC3) and engine PWB (YC7)
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 waste Replace the waste toner motor.
toner 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. Transfer motor and feed PWB 1 (YC13)
Feed PWB 1 (YC2) and engine PWB (YC5)
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 transfer Replace the transfer motor.
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. Transfer cleaning motor and engine PWB
(YC3)
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 transfer Replace the transfer cleaning motor.
cleaning motor.
Defective engine Replace the engine PWB and check for cor-
PWB. rect operation (see page 1-5-49).
1-4-44
Check procedures/
corrective measures
2MN/2N1