Kyocera Ri 4530 Copystar, Service Manual

Page: 165 / 384

2BC/D
1-5-22
Code Contents
Remarks
Causes Check procedures/corrective measures
C0420
C0440
C0610
C0630
Side deck*
1
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.
Finisher*
2
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.
Bitmap (DIMM) problem
• There is a problem with the data or
address bus of the bitmap DRAM.
DMA problem
• DMA transmission of compressed,
decompressed, rotated, relocated or
blanked-out image data does not
complete within the specified period
of time.
Poor contact in
the connector ter-
minals.
Defective main
PCB.
Defective side
deck main PCB.
Poor contact in
the connector ter-
minals.
Defective main
PCB.
Defective finisher
main PCB.
Defective main
PCB.
DIMM installed
incorrectly.
Defective DIMM.
Defective main
PCB.
Check the connection of connectors CN13
on the main PCB and CN3 on the side
deck main PCB, and the continuity across
the connector terminals. Repair or replace
if necessary.
Replace the main PCB and check for cor-
rect operation.
Replace the side deck main PCB and
check for correct operation.
Check the connection of connectors CN24
on the main PCB and CN2 on the finisher
main PCB, and the continuity across the
connector terminals. Repair or replace if
necessary.
Replace the main PCB and check for cor-
rect operation.
Replace the finisher main PCB and check
for correct operation.
Replace the main PCB and check for cor-
rect operation.
Check if the DIMM is inserted into the
socket on the main PCB correctly.
Replace the DIMM and check for correct
operation.
Replace the main PCB and check for cor-
rect operation.
*1: Optional for 55 cpm copier only. *2: Optional.