Kyocera KM-3050 Service Manual page 141

Code
C2600 Paper feeder paper conveying motor
error (optional 3000-sheet paper
feeder)
The lock signal of the motor is detected
avobe 450 ms.
Paper feeder drive motor error
(optional paper feeder)
The lock signal of the motor is detected
avobe 500 ms.
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
After the reading starting, when input
value at the time of exposure lamp illumi-
nation does not exceed the threshold
value between 5 s.
Contents
Causes Check procedures/corrective measures
Poor contact in the Check the connection of connector on the
connector termi- engine PWB and the connector on the paper
nals. feeder main PWB, and the continuity across
the connector terminals. Repair or replace if
necessary.
Paper feeder paper Check the gears and remedy if necessary.
conveying motor /
paper feeder drive
motor does not
rotate correctly
(the motor is over-
loaded).
Defective PWB. Replace the paper feeder main PWB or
engine PWB and check for correct opera-
tion.
Defective motor. Replace the paper feeder paper conveying
motor / paper feeder drive 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 conti-
nuity across the connector terminals. Repair
or replace if necessary.
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.
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.
2GN/2GP/2GR
Remarks
1-4-29