Kyocera KM-C2520 Service Manual page 193

Code
C2810 Waste toner motor error
The rated speed achievement signal
won't turn to L in 5 s since the motor is
activated. The rated speed achievement
signal turns to H every other 5 s after the
machine is stabilized.
C3100 Scanner carriage problem
The home position is not correct when
the power is turned on or at the start of
copying using the table.
C3200 Exposure lamp problem
The exposure lamp is not turned on
when starting the copy.
Contents
Causes Check procedures/corrective measures
Poor contact in the Check the connection of connector YC30 on
connector termi- the engine PWB and the connector on the
nals. waste toner 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 waste Replace the waste toner motor.
toner motor.
Defective engine Replace the engine PWB and check for cor-
PWB. rect operation (see page 1-5-32).
Defective scanner Replace the scanner PWB and check for
PWB. correct operation.
Defective scanner Replace the scanner home position switch.
home position
switch.
Defective scanner Replace the scanner motor.
motor.
Poor contact in the Check the connection of connector YC4 on
connector termi- the scanner PWB and the connector on the
nals. scanner home position switch, and the con-
nection of connector YC9 on the scanner
PWB and the connector on the scanner
motor and the continuity across the connec-
tor terminals. Repair or replace if necessary.
The mirror frame, Check if the mirror flames and exposure
exposure lamp, or lamp are on the rail. And check the scanner
scanner wire is wire winds correctly.
defective.
Poor contact in the Check the connection of connector YC6 on
connector termi- the scanner PWB and the connector on the
nals. inverter PWB, and the continuity across the
connector terminals. Repair or replace if
necessary.
Defective scanner Replace the scanner PWB and check for
PWB. correct operation.
Defective CCD Replace the CCD PWB and check for cor-
PWB. rect operation.
Defective exposure Replace the exposure lamp or inverter
lamp or inverter PWB.
PWB.
Incorrect shading Adjust the position of the contact glass
position. (shading plate). If the problem still occurs,
replace the scanner home position switch.
2FZ/2F0/2HC-3
Remarks
1-4-33