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2KL/2KK
1-4-19
C4000
Polygon motor synchronization prob-
lem
The polygon motor does not reach the
stable speed within 20 s of the START
signal turning on.
Poor contact in the
connector termi-
nals.
Check the connection of connector YC3 on
the main/engine PWB and laser scanner
unit, and the continuity across the connector
terminals. Repair or replace if necessary.
Defective polygon
motor.
Replace the laser scanner unit.
Defective main/
engine PWB.
Replace the main/engine PWB and check
for correct operation.
C4010
Polygon motor steady-state problem
Stable OFF is detected for 5 s continu-
ously after polygon motor stability.
Poor contact in the
connector termi-
nals.
Check the connection of connector YC3 on
the main/engine PWB and laser scanner
unit, and the continuity across the connector
terminals. Repair or replace if necessary.
Defective polygon
motor.
Replace the laser scanner unit.
Defective main/
engine PWB.
Replace the main/engine PWB and check
for correct operation.
C4200
BD steady-state problem
ASIC detects a BD error for 600 ms after
the polygon motor rotation has been sta-
bilized.
Poor contact in the
connector termi-
nals.
Check the connection of connector YC3 on
the main/engine PWB and laser scanner
unit, and the continuity across the connector
terminals. Repair or replace if necessary.
Defective laser
scanner unit.
Replace the laser scanner unit.
Defective main/
engine PWB.
Replace the main/engine PWB and check
for correct operation.
C6000
Fuser heater break
The temperature does not reach 70
q
C/
158
q
F in 15 s before secondary stabiliza-
tion.
Temperature rise of 1
q
C/1.8
q
F does not
occur in 5 s before secondary stabiliza-
tion (except during printing).
Poor contact in the
fuser thermistor
connector termi-
nals.
Reinsert the connector. Also check for conti-
nuity within the connector cable. If none,
remedy or replace the cable.
Fuser thermistor
installed incor-
rectly.
Check and reinstall if necessary.
Fuser thermostat
triggered.
Check for continuity. If none, replace the
fuser thermostat.
Fuser heater
installed incor-
rectly.
Check and reinstall if necessary.
Broken fuser
heater wire.
Check for continuity. If none, replace the
fuser heater.
C6020
Abnormally high fuser thermistor
temperature
Fuser thermistor is detected 230
q
C/
446
q
F or more for 40 ms.
Shorted thermistor. Measure the resistance. If it is 0
:
, replace
the thermistor.
Broken heater con-
trol circuit on the
power source
PWB.
Replace the power source PWB and check
for correct operation.
Code
Contents
Remarks
Causes
Check procedures/corrective measures
Y110980-1 Service Manual
Содержание d-Copia 1800
Страница 1: ...d Copia 1800 d Copia 2200 Digital Copier SERVICE MANUAL Code Y110980 1...
Страница 4: ...This page is intentionally left blank...
Страница 10: ...This page is intentionally left blank...
Страница 14: ...2KL 2KK This page is intentionally left blank...
Страница 20: ...2KL 2KK 1 1 6 This page is intentionally left blank Service Manual Y110980 1...
Страница 38: ...2KL 2KK 1 2 18 This page is intentionally left blank Service Manual Y110980 1...
Страница 108: ...2KL 2KK 1 3 70 This page is intentionally left blank Service Manual Y110980 1...
Страница 142: ...2KL 2KK 1 4 34 This page is intentionally left blank Service Manual Y110980 1...
Страница 198: ...2KL 2KK 1 5 56 This page is intentionally left blank Service Manual Y110980 1...
Страница 224: ...2KL 2KK 2 2 6 This page is intentionally left blank Service Manual Y110980 1...
Страница 240: ...2KL 2KK 2 3 16 This page is intentionally left blank Service Manual Y110980 1...
Страница 271: ...INSTALLATION GUIDE FOR PAPER FEEDER...
Страница 285: ...INSTALLATION GUIDE FOR DUPLEX UNIT...
Страница 294: ...INSTALLATION GUIDE FOR Printing System Z...
Страница 297: ...UPDATING STATUS DATE UPDATED PAGES PAGES CODE 09 2009 1ST EDITION 297 Y110980 1...