Kyocera TASKalfa 7002i Service Manual page 1183

Step Check description
5 Checking the original
6 Checking the original
8 Checking the actuator
9 Checking the DP backside
timing sensor
8 Checking the DP feed
motor
9 Checking the DP main
PWB
Assumed cause
The original gets curled
downward or waved.
The original out of specifi-
cation is used.
The actuator does not
operate properly.
The DP backside timing
sensor does not properly
operate.
The DP feed motor does
not properly operate.
The connector is not prop-
erly connected or the wire
or PBW is faulty.
7-323
Measures
Fix or replace paper. If it is
difficult to replace, relocate
the leading edge with the
trailing edge of the paper to
feed or turn over the paper,
and reinstall it.
Explain users to use the origi-
nal within the specifications.
If the actuator does not prop-
erly operate, reattach it. If not
repaired, replace the actua-
tor.
Turn the DP backside timing
sensor on and off manually
and check the indication at
U244 [CIS Head]. If the DP
backside timing 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.
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
Executing
U244
Executing
U243
Detaching
and Reat-
taching the
DP main
PWB