2HA/2HB
1-4-19
C6400
Zero-crossing signal problem
The engine PWB does not detect the
zero-crossing signal for the time speci-
fied below.
At power-on: 3 s
Others: 5 s
Poor contact in the
connector termi-
nals.
Reinsert the connector. Also check for conti-
nuity within the connector cable. If none,
remedy or replace the cable.
Defective power
supply PWB.
Check if the zero-crossing signal is output
from YC2-5 on the power supply PWB. If
not, replace the power supply PWB.
Defective engine
PWB.
Replace the engine PWB if C6400 is
detected while YC2-5 on the power supply
PWB outputs the zero-crossing signal.
C7750
Drum type mismatch problem A
The drum type does not mach with the
software.
Defective software
of the engine PWB.
Rewrite the software of the engine PWB.
Defective engine
PWB.
Replace the engine PWB and check for cor-
rect operation.
C7760
Drum type mismatch problem B
The drum type is undefined.
Defective software
of the engine PWB.
Rewrite the software of the engine PWB.
Defective engine
PWB.
Replace the engine PWB and check for cor-
rect operation.
C7800
Broken external temperature ther-
mistor
The input voltage is 0.5 V or less.
Poor contact in the
humidity sensor
connector termi-
nals.
Reinsert the connector. Also check for conti-
nuity within the connector cable. If none,
remedy or replace the cable.
Defective humidity
sensor.
Replace the drawer PWB and check for cor-
rect operation.
C7810
Short-circuited external temperature
thermistor
The input voltage is 4.5 V or more.
Poor contact in the
humidity sensor
connector termi-
nals.
Reinsert the connector. Also check for conti-
nuity within the connector cable. If none,
remedy or replace the cable.
Defective humidity
sensor.
Replace the drawer PWB and check for cor-
rect operation.
F000
Operation unit PWB communication
error
Defective main
PWB.
Replace the main PWB and check for cor-
rect operation.
Defective opera-
tion unit PWB.
Replace the operation unit PWB and check
for correct operation.
F010
Main PWB checksum error
Defective main
PWB.
Replace the main PWB and check for cor-
rect operation.
F020
Memory checksum error
Defective main
PWB.
Replace the main PWB and check for cor-
rect operation.
Defective expan-
sion memory.
Replace the expansion memory and check
for correct operation.
F030
Main PWB system error
Defective main
PWB.
Replace the main PWB and check for cor-
rect operation.
F040
Engine PWB communication error
Defective main
PWB.
Replace the main PWB and check for cor-
rect operation.
Defective engine
PWB.
Replace the engine PWB and check for cor-
rect operation.
F050
Engine PWB checksum error
Defective engine
PWB.
Replace the engine PWB and check for cor-
rect operation.
Code
Contents
Remarks
Causes
Check procedures/corrective measures
Содержание Copystar CS-1635
Страница 1: ...SERVICE MANUAL Published in July 06 2HB70942 Revision 2 CS 2035 CS 1635 ...
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Страница 14: ...2HA 2HB This page is intentionally left blank ...
Страница 20: ...2HA 2HB 1 1 6 This page is intentionally left blank ...
Страница 126: ...2HA 2HB 1 4 30 This page is intentionally left blank ...
Страница 162: ...2HA 2HB 1 5 36 This page is intentionally left blank ...
Страница 180: ...2HA 2HB 2 1 16 This page is intentionally left blank ...
Страница 210: ...2HA 2HB 2 4 8 ...
Страница 214: ...INSTALLATION GUIDE FOR THE 300 SHEET CASSETTE ...
Страница 221: ...INSTALLATION GUIDE FOR THE DOCUMENT PROCESSOR ...
Страница 232: ...INSTALLATION GUIDE FOR THE DUPLEX UNIT ...
Страница 240: ...INSTALLATION GUIDE FOR THE Printing System X ...
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