Kyocera Mita KM-4530 Service Manual page 165

2BC/D
Code Contents
1
C0420 Side deck* communication problem
• An error code from the side deck is
detected eight times in succession.
No communication: there is no reply
after 3 retries.
Abnormal communication: a commu-
nication error (parity or checksum er-
ror) is detected five times in succes-
sion.
2
C0440 Finisher* communication problem
• An error code from the side deck is
detected eight times in succession.
No communication: there is no reply
after 3 retries.
Abnormal communication: a commu-
nication error (parity or checksum er-
ror) is detected five times in succes-
sion.
C0610 Bitmap (DIMM) problem
• There is a problem with the data or
address bus of the bitmap DRAM.
C0630 DMA problem
• DMA transmission of compressed,
decompressed, rotated, relocated or
blanked-out image data does not
complete within the specified period
of time.
1-5-22
Causes Check procedures/corrective measures
Poor contact in Check the connection of connectors CN13
the connector ter- on the main PCB and CN3 on the side
minals. deck main PCB, and the continuity across
the connector terminals. Repair or replace
if necessary.
Defective main Replace the main PCB and check for cor-
PCB. rect operation.
Defective side Replace the side deck main PCB and
deck main PCB. check for correct operation.
Poor contact in Check the connection of connectors CN24
the connector ter- on the main PCB and CN2 on the finisher
minals. main PCB, and the continuity across the
connector terminals. Repair or replace if
necessary.
Defective main Replace the main PCB and check for cor-
PCB. rect operation.
Defective finisher Replace the finisher main PCB and check
for correct operation.
main PCB.
Defective main Replace the main PCB and check for cor-
PCB. rect operation.
DIMM installed Check if the DIMM is inserted into the
incorrectly. socket on the main PCB correctly.
Defective DIMM. Replace the DIMM and check for correct
operation.
Defective main Replace the main PCB and check for cor-
PCB. rect operation.
*1: Optional for 55 cpm copier only. *2: Optional.
Remarks