Table of Contents
Advertisement
Troubleshooting
Table 5-12. The LCD Displays FEED JAM (3)
Cause
The feed solenoid of the
optional feeder unit coil may
be open or shorted.
The turn solenoid coil may
be open or shorted.
5-8
Step
Disconnect connector
on the FEEDER
board and check the
coil resistance between pin
1 and pin 2 on the
disconnected cable side of
the connector, using a
Is the resistance
120 ohms?
If the coil is shorted, check
1
the solenoid drive circuit
using the procedure below:
1. Set the
resistance check mode.
2. Place the (-) terminal of
the
of connector
the FEEDER
3. Place the
terminal of
the
Does the muttimeter detect
any current?
connector
on the FEEDER
board and check the
coil resistance between pin
1 and pin 2 on the
disconnected cable side of
the connector, using a
Is the resistance
approximately 220 ohms?
If the
is shorted, check
2
the solenoid drive circuit
using the procedure below:
1. Set the
resistance check mode.
2. Place the (-) terminal of
the
of connector
the FEEDER
3. Place the
terminal of
the
Does the
any current?
Finding
No
for
on pin 2
on
board.
on
No
for
on pin 2
on
board.
on
detect
Solution
Replace the feed
solenoid.
Replace the feed
solenoid and the
FEEDER
board.
Replace the turn
solenoid.
the turn
solenoid and the
FEEDER
board.
Rev.
Advertisement
Chapters
Table of Contents
