Kyocera TASKalfa 3050ci Service Manual page 328

Code Contents
0900 FAX software incompatible
detection error
Incompatible FAX control
PWB is installed.
0920 Fax file system error
The backup data is not
retained for file system abnor-
mality of flash memory of the
FAX control PWB.
0970 12 V power down detect
Power is disconnected during
sleeping.
0980 24 V power down detect
24V disconnection signal is
detected for 1 s and 12V
disconnection signal is not
detected.
1000 MP lift motor error
After the MP lift motor is
driven, the ON status of MP lift
sensors 1 and 2 cannot be
detected for 1.5 s.
Causes
Defective FAX soft- Install the fax software.
ware.
Defective FAX con- Replace the fax control PWB
trol PWB.
correct operation
Defective FAX con- Replace the fax control PWB and check for
trol PWB. correct operation.
Defective power Replace the power source PWB and check
source PWB. for correct operation.
Defective power Replace the power source PWB and check
source PWB. for correct operation.
Defective MP plate Check to see if the MP plate can move
elevation mecha- smoothly and repair it if any problem is
nism. found.
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. MP lift motor and relay PWB (YC3)
Relay PWB (YC12) and feed PWB 1 (YC17)
Feed PWB 1 (YC1) and engine PWB (YC6)
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 MP lift Replace the MP lift motor.
motor.
Defective engine Replace the engine PWB and check for cor-
PWB. rect operation (see page 1-5-54).
1-4-30
2LK/2LN/2LM/2LC-2
Check procedures/
corrective measures
and check for
.