Kyocera KM-2550 Service Manual page 149

Code
C0180 Machine number mismatch
When the power is turned on, the
machine number does not match
between the main PCB and the engine
PCB.
C0210 Communication problem between the
main PCB and engine PCB
When the power is turned on, the
machine does not detect the low level of
SBSY and the high level of SDIR for 10
s.
C0240 Printer board PCB communication
problem
The printer board PCB does not respond
120 s after the power is turned on.
C0250 Scanner network board* communica-
tion problem
The scanner network board does not
respond.
C0280 Fax control PCB* communication
problem
Communication between the fax control
PCB and the main PCB of the machine
cannot be performed normally.
C0410 DP* communication problem
Communication fails five times succes-
sively.
C0420 First paper feeder communication
problem
Communication fails five times succes-
sively.
C0440 Finisher* communication problem
Communication fails five times succes-
sively.
*: Optional.
Contents
Causes Check procedures/corrective measures
Correct EEPROM Install the correct EEPROM. If it does not
is not installed. solve the problem, contact the Service
Administrative Division.
Data damage of Contact the Service Administrative Division.
EEPROM.
Poor contact in the Check the connection of connector. Repair
connector termi- or replace if necessary.
nals.
Defective main Replace the main PCB or engine PCB and
PCB or engine check for correct operation.
PCB.
Poor contact in the Check the connection of connector. Repair
connector termi- or replace if necessary.
nals.
Defective main Replace the main PCB or printer board PCB
PCB or printer and check for correct operation.
board PCB.
Poor contact in the Check the connection of connector. Repair
connector termi- or replace if necessary.
nals.
Defective main Replace the main PCB or scanner network
PCB or scanner board and check for correct operation.
network board.
Poor contact in the Check the connection of connector. Repair
connector termi- or replace if necessary.
nals.
Defective main Replace the main PCB or fax control PCB
PCB or fax control and check for correct operation.
PCB.
DP installed incor- Check the installation state of the DP and
rectly. adjust it if it is not properly installed.
Defective engine Replace the engine PCB or DP driver PCB
PCB or DP driver and check for correct operation.
PCB.
Paper feeder Check the installation state of the paper
installed incor- feeder and adjust it if it is not properly
rectly. installed.
Defective engine Replace the engine PCB or drawer main
PCB or drawer PCB and check for correct operation.
main PCB.
Finisher installed Check the installation state of the finisher
incorrectly. and adjust it if it is not properly installed.
Defective engine Replace the engine PCB or finisher main
PCB or finisher PCB and check for correct operation.
main PCB.
Remarks
2FT-1
1-5-19