2F3/2F4-3.0
1-5-19
7414
Yellow drum unit non- installing error
• The EEPROM (U401) on the drum
PWB 3 (KP-972) inside the yellow
drum unit does not communicate nor-
mally.
Defective harness
between drum
PWB 3 (KP-972)
and printer main
unit or poor contact
of the connector
terminals.
Check the connection of the yellow drum
unit and the printer main unit, check the con-
tinuity of the harness (S02867), if there is
trouble, remedy or replace.
Defective drum
PWB 3 (KP-972).
Replace the drum PWB 3 (KP-972).
Defective LED print
heads relay PWB
(A0008).
Replace the engine controller PWB (A0004).
See page 1-6-41.
Defective LED print
heads relay PWB
(A0008).
Replace the LED print heads relay PWB
(A0008). See page 1-6-44.
Defective harness
(S02869) between
engine controller
PWB (A0004) and
LED print heads
relay PWB (A0008)
or poor contact of
the connector ter-
minals.
Check the continuity of the harness
(S02869), check the connection YC3 con-
nector of the engine controller PWB
(A0004), if there is trouble, remedy or
replace.
7600
9530
Toner ID sensor error
•
•
The detection signal of the toner ID
sensor was abnormal value.
Defective toner ID
sensor.
Replace the toner ID sensor.
Defective engine
controller PWB
(A0004).
Replace the engine controller PWB (A0004).
See page 1-6-41.
Defective harness
(S02865) between
engine controller
PWB (A0004) and
toner ID sensor or
poor contact of the
connector termi-
nals.
Check the continuity of the harness
(S02865), check the connection YC11 con-
nector of the engine controller PWB
(A0004), if there is trouble, remedy or
replace.
Backup data error
Code
Contents
Remarks
Causes
Check procedures/corrective measures
The incompatible drum unit is installed
to the printer.
The serial number of the machine
written on the EEPROM of the engine
controller PWB (A0004) differs with
that is written on both the flash
memory of the engine controller PWB
(A0004) and the EEPROM of the drum
PWB as a backup.
Installing the drum
unit, which is
incompatible with
the printer
specification.
Replacing both the
engine controller
PWB (A0004) and
the drum unit at the
same time.
Check that the machine operates properly
by reverting the engine controller and the
drum unit to the old ones. To replace the
engine controller PWB (A0004) and the
drum unit at the same time, turn on the
printer after replacing either one.
Check that the printer operates properly and
then turn off the printer. Replace the other
and turn on the printer to check that the
printer operates properly. Be sure to replace
one by one.
Install the compatible drum unit to the printer.
Содержание C5020N - FS Color LED Printer
Страница 1: ...SERVICE MANUAL Published in September 2006 842F3115 2F3SM065 Rev 5 FS C5020N FS C5030N ...
Страница 6: ...2F3 2F4 This page is intentionally left blank ...
Страница 12: ...This page is intentionally left blank ...
Страница 20: ...2F3 2F4 1 1 8 This page is intentionally left blank ...
Страница 22: ...2F3 2F4 1 2 2 This page is intentionally left blank ...
Страница 86: ...2F3 2F4 1 5 34 This page is intentionally left blank ...
Страница 172: ...2F3 2F4 2 1 30 This page is intentionally left blank ...
Страница 176: ...2F3 2F4 2 2 4 This page is intentionally left blank ...
Страница 214: ...2F3 2F4 2 4 26 This page is intentionally left blank ...
Страница 215: ......
Страница 216: ......