Kyocera TASKalfa 7002i Service Manual page 1188

Step Check description
4 Checking the original
5 (When the original is
skewed) Checking the DP
feed belt
6 (When the original is
skewed) Relocating the
original width guides
7 (When the original is
skewed) Checking the DP
feed belt
8 Checking the DP feed sen-
sor
9 Checking the DP main
PWB
Assumed cause
Foreign objects adhere on
the original.
The paper conveying per-
formance of the DP feed
belt is not enough.
The location of the original
width guides and the origi-
nal size are mismatched.
The original is hooked with
the DP feed guide.
The DP feed sensor does
not properly operate.
The connector is not prop-
erly connected or the wire
or PBW is faulty.
7-328
Measures
Remove the foreign objects
on the original. If it is not pos-
sible to remove the foreign
objects completely, remove
the original.
Clean the DP feed belt sur-
face. If it is worn down,
replace the DP feed belt.
Align the original width
guides to the original size.
Reattach the DP feed guide.
If there is a burr on the paper
conveying face of the guide,
remove it. If not repaired,
replace it.
Turn the DP feed sensor on
and off manually and check
the indication at U244 [Feed].
If the DP feed sensor does
not properly operate, clean
and reattach it and reinsert
the connector. If not repaired,
replace it.
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.
2WA/2NJ/2RK
Reference
Detaching
and reat-
taching the
DP for-
warding
pulley and
the DP
feed belt
Executing
U244
Detaching
and Reat-
taching the
DP main
PWB