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Troubleshooting
Table 5-11. The LCD Displays FEED JAM (2)
Cause
The feed solenoid of the
standard feeder unit
may be open or shorted.
turn solenoid coil may
open or
r
Step
Checkpoint
connector
on the FEEDER
board and check the
coil resistance between pin
1 and pin 2 on the
the connector, using a
Is the resistance
approximately 120 ohms?
If the coil is shorted, check
1
the solenoid drive circuit
using the
1. Set the
resistance check mode.
2. Place the (-) terminal of
the
on pin 2
of connector
the FEEDER
3. Place the
terminal of
the
on
Does the
any current?
Disconnect connector
on the FEEDER
board and check the
coil resistance between pin
and pin 2 on the
disconnected cable side of
the connector, using a
Is the resistance
approximately 220 ohms?
If the coil is shorted, check
the solenoid drive circuit
using the procedure below:
1. Set the
resistance check mode.
2. Place the (-) terminal of
the
on pin 2
of connector
the FEEDER
3. Place the
terminal of
the
on
Does the
arty current?
Finding
Replace the feed
No
solenoid.
side of
below:
for
Replace the feed
solenoid and the
FEEDER
on
board.
board.
detect
Replace the turn
No
solenoid.
for
Replace the turn
solenoid and the
Yes
FEEDER
on
board.
board.
detect
Service
Solution
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