2HJ/2HK
1-4-20
7413
Magenta drum unit non- installing
error
The EEPROM (U401) on the drum PWB
1 (KP-972) inside the magenta drum unit
does not communicate normally.
The incompatible drum unit is installed to
the printer.
Defective harness
between drum
PWB 1 (KP-972)
and printer main
unit or poor contact
of the connector
terminals.
Check the connection of the magenta drum
unit and the printer main unit, check the con-
tinuity of the harness (S03211), if there is
trouble, remedy or replace.
Installing the drum
unit, which is
incompatible with
the printer specifi-
cation.
Install the compatible drum unit to the
printer.
Defective drum
PWB 1 (KP-972).
Replace the drum PWB 1 (KP-972).
Defective engine
controller PWB
(A0004).
Replace the engine controller PWB (A0004).
See page 1-5-41.
Defective LED print
heads relay PWB
(A0176).
Replace the LED print heads relay PWB
(A0176). See page 1-5-44.
Defective harness
(S03214) between
engine controller
PWB (A0004) and
LED print heads
relay PWB (A0176)
or poor contact of
the connector ter-
minals.
Check the continuity of the harness
(S03214), check the connection YC3 con-
nector of the engine controller PWB
(A0004), if there is trouble, remedy or
replace.
Code
Contents
Remarks
Causes
Check procedures/corrective measures
Содержание CLP3316
Страница 1: ...Service Manual Color Printer CLP 3316 CLP 3520 X First Edition Date 24 10 2006 2HKSM060 ...
Страница 2: ...Service Manual Color Printer CLP 4316 CLP 4520 X First Edition Date 24 10 2006 2HKSM060 ...
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