Kyocera FS-C5150DN Service Manual page 74

Code Contents
4201 Laser output error (black)
The pin photo signal is not
output from PD PWB K for
one second while laser is
emitted.
4202 Laser output error (cyan)
The pin photo signal is not
output from PD PWB C for
one second while laser is
emitted.
4203 Laser output error
(magenta)
The pin photo signal is not
output from PD PWB M for
one second while laser is
emitted.
4204 Laser output error (yellow)
The pin photo signal is not
output from PD PWB Y for
one second while laser is
emitted.
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. APC PWB K and engine PWB (YC31)
Defective APC Replace the laser scanner unit KM (see
PWB K. page 1-5-43).
Defective PD PWB Replace the laser scanner unit KM (see
K. page 1-5-43).
Defective engine Replace the engine PWB and check for cor-
PWB. rect operation (see page 1-5-26).
Defective connec- Reinsert the connector. Also check for conti-
tor cable or poor nuity within the connector cable. If none,
replace the cable.
contact in the con-
nector. APC PWB C and engine PWB (YC32)
Defective APC Replace the laser scanner unit CY (see
PWB C. page 1-5-43).
Defective PD PWB Replace the laser scanner unit CY (see
C. page 1-5-43).
Defective engine Replace the engine PWB (see page 1-5-26).
PWB.
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. APC PWB M and engine PWB (YC31)
Defective APC Replace the laser scanner unit KM (see
PWB M. page 1-5-43).
Defective PD PWB Replace the laser scanner unit KM (see
M. page 1-5-43).
Defective engine Replace the engine PWB (see page 1-5-26).
PWB.
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. APC PWB Y and engine PWB (YC32)
Defective APC Replace the laser scanner unit CY (see
PWB Y. page 1-5-43).
Defective PD PWB Replace the laser scanner unit CY (see
Y. page 1-5-43).
Defective engine Replace the engine PWB (see page 1-5-26).
PWB.
1-4-19
Check procedures/
corrective measures
2KT/2KV