2PR
1-4-14
4700 VIDEO ASIC device error Faulty connection
of the connector
between the main
PWB and engine
PWB.
Check the installation of the main PWB and
engine PWB and reinstall them if necessary
(See page 1-5-27 and 1-5-28).
Defective main
PWB.
Replace the main PWB (See page 1-5-27).
Defective engine
PWB.
Replace the engine PWB (See page 1-5-
28).
5301 Broken eraser lamp K wire
When the eraser lamp K is driven, the
eraser lamp K over-current detection sig-
nal is detected continuously for 10 times
(1 s) at 100 ms intervals.
Defective harness
between drum unit
K and drum relay
PWB (YC3), or
improper connec-
tor insertion.
Reinsert the connector. Also check for conti-
nuity within the connector harness. If none,
remedy or replace the harness.
Defective harness
between drum
relay PWB (YC1)
and engine PWB
(YC34), or
improper connec-
tor insertion.
Reinsert the connector. Also check for conti-
nuity within the connector harness. If none,
remedy or replace the harness.
Defective eraser
lamp K.
Replace the drum unit K. (See page 1-5-14).
Defective engine
PWB.
Replace the engine PWB (See page 1-5-
28).
5302 Broken eraser lamp C wire
When the eraser lamp C is driven, the
eraser lamp C over-current detection sig-
nal is detected continuously for 10 times
(1 s) at 100 ms intervals.
Defective harness
between drum unit
C and drum relay
PWB (YC7), or
improper connec-
tor insertion.
Reinsert the connector. Also check for conti-
nuity within the connector harness. If none,
remedy or replace the harness.
Defective harness
between drum
relay PWB (YC1)
and engine PWB
(YC34), or
improper connec-
tor insertion.
Reinsert the connector. Also check for conti-
nuity within the connector harness. If none,
remedy or replace the harness.
Defective eraser
lamp C.
Replace the drum unit C (See page 1-5-14).
Defective engine
PWB.
Replace the engine PWB (See page 1-5-
28).
Code Contents
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Causes Check procedures/corrective measures
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