Kyocera TASKalfa 266ci Service Manual page 175

Problem
(22)
DP switchback
solenoid does not
operate.
(23)
An original jams
when the main
power switch is
turned on.
(24)
A message indicat-
ing cover open is
displayed when the
DP top cover is
closed.
Causes
1. Defective connector
cable or poor con-
tact in the connector.
2. Defective solenoid.
3. Defective PWB.
1. A piece of paper torn
from an original is
caught around the
DP timing sensor.
2. Defective DP timing
sensor.
1. Defective connector
cable or poor con-
tact in the connector.
2. Defective DP open/
close sensor.
Check procedures/corrective measures
Reinsert the connector. Also check for continuity within the
connector cable. If none, replace the cable.
DP switchback solenoid and DP drive PWB (YC5)
DP drive PWB (YC8) and main PWB (YC32)
Replace the DP switchback solenoid.
Replace the DP drive PWB or main PWB and check for
correct operation (see page 1-5-91, 1-5-31).
Check visually and remove it, if any.
Replace the DP timing sensor.
Reinsert the connector. Also check for continuity within the
connector cable. If none, replace the cable.
DP open/close sensor and DP drive PWB (YC2)
DP drive PWB (YC8) and main PWB (YC32)
Replace the DP open/close sensor.
1-4-40
2PZ