Kyocera KM-C2520 Service Manual page 191

Code
C2203 Drum motor M error
After the motor drive ON signal is output
and 1 s elapses, the rated speed reach
signal is not input continuously for 2 s.
C2204 Drum motor Y error
After the motor drive ON signal is output
and 1 s elapses, the rated speed reach
signal is not input continuously for 2 s.
C2300 Fuser motor error
After the motor drive ON signal is output
and 1 s elapses, the rated speed reach
signal is not input continuously for 2 s.
Contents
Causes Check procedures/corrective measures
Poor contact in the Check the connection of connector YC1 on
connector termi- the motor relay PWB and the connector on
nals. the drum motor M, and the continuity across
the connector terminals. Repair or replace if
necessary.
Defective drum Replace the drum motor M.
motor M.
Defective PWB. Replace the motor relay PWB or engine
PWB and check for correct operation.
Poor contact in the Check the connection of connector YC1 on
connector termi- the motor relay PWB and the connector on
nals. the drum motor Y, and the continuity across
the connector terminals. Repair or replace if
necessary.
Defective drum Replace the drum motor Y.
motor Y.
Defective PWB. Replace the motor relay PWB or engine
PWB and check for correct operation.
Poor contact in the Check the connection of connector YC27 on
connector termi- the engine PWB and the connector on the
nals. fuser motor, and the continuity across the
connector terminals. Repair or replace if
necessary.
Defective drive Check if the rollers and gears rotate
transmission sys- smoothly. If not, grease the bushings and
tem. gears. Check for broken gears and replace if
any.
Defective engine Run maintenance item U030 and check if
PWB. YC27-A10 (remote signal) on the engine
PWB goes low. If not, replace the engine
PWB (see page 1-5-32).
Defective fuser Run maintenance item U030 and check if
motor. the fuser motor operates when YC27-A10
(remote signal) on the engine PWB goes
low. If not, replace the fuser motor.
2FZ/2F0/2HC-3
Remarks
1-4-31