SERVICE MANUAL - O. Rensch OHG
SERVICE MANUAL - O. Rensch OHG
SERVICE MANUAL - O. Rensch OHG
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2DC<br />
1-5-2 Self-diagnosis<br />
(1) Self-diagnostic function<br />
This unit is equipped with a self-diagnostic function. When a problem is detected, copying is disabled. "C" and a number<br />
between 0100 and 7990 altenates, indicating the nature of the problem.<br />
After removing the problem, the self-diagnostic function can be reset by turning interolck switch off and back on.<br />
(2) Self diagnostic codes<br />
Code<br />
Contents<br />
Causes<br />
Remarks<br />
Check procedures/corrective measures<br />
C0100<br />
Backup memory read/write problem<br />
(main board (KP-5060))<br />
• Read and write data does not match.<br />
Defective backup<br />
RAM or main<br />
board (KP-5060).<br />
Replace the main board (KP-5060) and<br />
check for correct operation.<br />
C0110<br />
(A0110*)<br />
Backup memory data problem (main<br />
board (KP-5060))<br />
• Data in the specified area of the<br />
backup memory does not match the<br />
specified values.<br />
Problem with the<br />
backup memory<br />
data.<br />
Defective backup<br />
RAM.<br />
Turn interlock switch off and back on and<br />
run maintenance item U020 to set the contents<br />
of the backup memory data again.<br />
If the C0110 is displayed after re-setting<br />
the backup memory contents, replace the<br />
backup RAM or main board (KP-5060).<br />
C0150<br />
Backup memory read/write problem<br />
(engine board (KP-5061))<br />
• Read and write data does not match.<br />
Defective backup<br />
RAM or engine<br />
board (KP-5061).<br />
Replace the engine board (KP-5061) and<br />
check for correct operation.<br />
C0160<br />
(A0160*)<br />
Backup memory data problem (engine<br />
board (KP-5061))<br />
• Data in the specified area of the<br />
backup memory does not match the<br />
specified values.<br />
Problem with the<br />
backup memory<br />
data.<br />
Defective backup<br />
RAM.<br />
Turn interlock switch off and back on and<br />
run maintenance item U020 to set the contents<br />
of the backup memory data again.<br />
If the C0160 is displayed after re-setting<br />
the backup memory contents, replace the<br />
backup RAM or engine board (KP-5061).<br />
C0170<br />
Accounting count problem<br />
• When the power is turned on, the total<br />
count and the scan count are abnormal<br />
both on the main board (KP-<br />
5060) and the engine board<br />
(KP-5061).<br />
Defective main<br />
board (KP-5060)<br />
or engine board<br />
(KP-5061).<br />
Replace the main board (KP-5060) or engine<br />
board (KP-5061) and check for correct<br />
operation.<br />
C0180<br />
Machine number mismatch<br />
• When the power is turned on, the machine<br />
number does not match between<br />
the main board (KP-5060) and<br />
the engine board (KP-5061).<br />
Defective main<br />
board (KP-5060)<br />
or engine board<br />
(KP-5061).<br />
Replace the main board (KP-5060) or engine<br />
board (KP-5061) and check for correct<br />
operation.<br />
C0210<br />
(A0210*)<br />
Communication problem between<br />
the main board (KP-5060) and engine<br />
board (KP-5061)<br />
• When the power is turned on, the machine<br />
does not detect the low level of<br />
SBSY and the high level of SDIR for<br />
three seconds.<br />
Poor contact in<br />
the connector terminals.<br />
Defective main<br />
board (KP-5060)<br />
or engine board<br />
(KP-5061).<br />
Check the connection of connectors YC3<br />
on the main board (KP-5060) and YC3 on<br />
the engine board (KP-5061), and the continuity<br />
across the connector terminals. Repair<br />
or replace if necessary.<br />
Replace the main board (KP-5060) or engine<br />
board (KP-5061) and check for correct<br />
operation.<br />
“A” is displayed on the market.<br />
1-5-8