2PR
1-4-15
5303 Broken eraser lamp M wire
When the eraser lamp M is driven, the
eraser lamp M over-current detection
signal is detected continuously for 10
times (1 s) at 100 ms intervals.
Defective harness
between drum unit
M and drum relay
PWB (YC9), 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 M.
Replace the drum unit M (See page 1-5-14).
Defective engine
PWB.
Replace the engine PWB (See page 1-5-
28).
5304 Broken eraser lamp Y wire
When the eraser lamp Y is driven, the
eraser lamp Y over-current detection sig-
nal is detected continuously for 10 times
(1 s) at 100 ms intervals.
Defective harness
between drum unit
Y and drum relay
PWB (YC5), 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 Y.
Replace the drum unit Y (See page 1-5-14).
Defective engine
PWB.
Replace the engine PWB (See page 1-5-
28).
Code Contents
Remarks
Causes Check procedures/corrective measures