Service manual

2DA/2DB
1-5-19
Code Contents
Remarks
Causes Check procedures/corrective measures
C0210
C0240
C0250
C0280
C0410
C0420
C0440
C0500
Communication problem between
the main PCB and engine PCB
•When the power is turned on, the ma-
chine does not detect the low level of
SBSY and the high level of SDIR for
10 s.
Printer board PCB communication
problem
• The printer board PCB does not re-
spond 120 s after the power is turned
on.
Scanner network board*
1
communi-
cation problem
• The scanner network board does not
respond.
Fax control PCB*
1
communication
problem
• Communication between the fax con-
trol PCB and the main PCB of the
machine cannot be performed nor-
mally.
DP*
1
communication problem
• Communication fails five times suc-
cessively.
First paper feeder*
2
communication
problem
• Communication fails five times suc-
cessively.
Finisher*
1
communication problem
• Communication fails five times suc-
cessively.
Second paper feeder*
1
communica-
tion problem
• Communication fails five times suc-
cessively.
Poor contact in
the connector ter-
minals.
Defective main
PCB or engine
PCB.
Poor contact in
the connector ter-
minals.
Defective main
PCB or printer
board PCB.
Poor contact in
the connector ter-
minals.
Defective main
PCB or scanner
network board.
Poor contact in
the connector ter-
minals.
Defective main
PCB or fax control
PCB.
DP installed incor-
rectly.
Defective engine
PCB or DP driver
PCB.
Paper feeder in-
stalled incorrectly.
Defective engine
PCB or drawer
main PCB.
Finisher installed
incorrectly.
Defective engine
PCB or finisher
main PCB.
Paper feeder in-
stalled incorrectly.
Defective engine
PCB or drawer
main PCB.
Check the connection of connector. Repair
or replace if necessary.
Replace the main PCB or engine PCB and
check for correct operation.
Check the connection of connector. Repair
or replace if necessary.
Replace the main PCB or printer board
PCB and check for correct operation.
Check the connection of connector. Repair
or replace if necessary.
Replace the main PCB or scanner network
board and check for correct operation.
Check the connection of connector. Repair
or replace if necessary.
Replace the main PCB or fax control PCB
and check for correct operation.
Check the installation state of the DP and
adjust it if it is not properly installed.
Replace the engine PCB or DP driver PCB
and check for correct operation.
Check the installation state of the paper
feeder and adjust it if it is not properly in-
stalled.
Replace the engine PCB or drawer main
PCB and check for correct operation.
Check the installation state of the finisher
and adjust it if it is not properly installed.
Replace the engine PCB or finisher main
PCB and check for correct operation.
Check the installation state of the paper
feeder and adjust it if it is not properly in-
stalled.
Replace the engine PCB or drawer main
PCB and check for correct operation.
*1: Optional. *2: Optional for 16 ppm model. Standard for 20 ppm model.