2WA/2NJ/2RK
7-337
J9610: DP eject sensor stay jam
Object: Document processor
The DP exit sensor does not turn off wen passing the certain pulse after the DP timing sensor turns off.
9 Checking the original Foreign objects adhere on
the original.
Remove the foreign objects
on the original. If it is not pos-
sible to remove the foreign
objects completely, remove
the original.
10 Checking the DP eject
sensor
The DP exit sensor does
not properly operate.
Turn the DP exit sensor on
and off manually and check
the indication at U244 [Eject].
If the DP exit sensor does not
properly operate, clean and
reattach it and reinsert the
connector. If not repaired,
replace it.
Executing
U244
11 Checking the DP convey-
ing motor
The DP conveying motor
does not properly operate.
Execute U243 [Conv Motor].
If the DP conveying motor
does not properly operate,
reattach it and reinsert the
connector. If not repaired,
replace it.
Executing
U243
12 Checking the DP main
PWB
The connector is not prop-
erly connected or the wire
or PBW is faulty.
Reconnect all the connector
to the DP main PWB. Then,
fix or replace the wires if they
are pinched by other part or if
they have any damage.
When the issue is not
resolved, replace the DP
main PWB.
Detaching
and Reat-
taching the
DP main
PWB
Step Check description Assumed cause Measures Reference
1 Checking the paper path The original is caught up
by a piece of paper.
A piece of paper or the for-
eign objects are adhered on
the conveying path, or if the
parts such as the guide or
the actuator has burrs,
remove them.
2 (When the original is
skewed) Checking the
conveying guide
The original is hooked with
the DP conveying guide.
Reattach the DP conveying
guide. If there is a burr on the
paper conveying face of the
guide, remove it. If not
repaired, replace it.
3 (When the original convey-
ing delays) Checking the
DP eject roller
The paper conveying force
of the DP eject roller is
insufficient.
Clean the DP eject roller sur-
face. If worn down, replace it.
Step Check description Assumed cause Measures Reference
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