Kyocera TASKalfa 7002i Service Manual page 1179

Step Check description
6 Checking the DP feed belt
7 Checking the actuator and
the spring
8 Checking the DP feed sen-
sor
9 Checking the DP feed
motor
10 Checking the drive parts
11 Checking the DP main
PWB
Assumed cause
The paper conveying per-
formance of the DP feed
belt is not enough.
The actuator does not
operate properly.
The DP feed sensor does
not properly operate.
The DP feed motor does
not properly operate.
The drive from the DP feed
motor is not properly trans-
mitted.
The connector is not prop-
erly connected or the wire
or PBW is faulty.
7-319
Measures
Clean the DP feed belt sur-
face. If it is worn down,
replace the DP feed belt.
The actuator or the spring is
deformed, or if not properly
operate, 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.
Execute U243 [Feed Motor].
If the DP feed motor does not
properly operate, reattach it
and reinsert the connector. If
not repaired, replace it.
Check if the DP feed motor
smoothly rotates manually.
Then, clean and reattach the
drive parts if necessary. If not
repaired, replace them.
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
Executing
U243
Detaching
and Reat-
taching the
DP main
PWB