Troubleshooting
Service
Table 5-11. The LCD Displays FEED JAM (2)
r
Cause
Step
Checkpoint
Finding
Solution
connector
on the FEEDER
board and check the
coil resistance between pin
1 and pin 2 on the
No
Replace the feed
side of
solenoid.
the connector, using a
Is the resistance
approximately 120 ohms?
The feed solenoid of the
If the coil is shorted, check
standard feeder unit
1
the solenoid drive circuit
may be open or shorted.
using the
below:
1. Set the
for
resistance check mode.
2. Place the (-) terminal of
Replace the feed
the
on pin 2
solenoid and the
of connector
on
FEEDER
the FEEDER
board.
board.
3. Place the
terminal of
the
on
Does the
detect
any current?
Disconnect connector
on the FEEDER
board and check the
coil resistance between pin
and pin 2 on the
No
Replace the turn
disconnected cable side of
solenoid.
the connector, using a
Is the resistance
approximately 220 ohms?
turn solenoid coil may
If the coil is shorted, check
open or
the solenoid drive circuit
using the procedure below:
1.
Set
the
for
resistance check mode.
2. Place the (-) terminal of
Replace the turn
the
on pin 2
Yes
solenoid and the
of connector
on
FEEDER
the FEEDER
board.
board.
3. Place the
terminal of
the
on
Does the
detect
arty current?
Summary of Contents for EPL-9000
Page 1: ...EPSON TERMINAL PRINTER SERVICE MANUAL EPSON ...
Page 8: ...REVISION SHEET Revision Date Rev 5 1994 Revision Page I issue vii ...
Page 117: ...Disassembly and Service Figure 3 50 Removing the ROS Unit 3 32 Rev ...
Page 118: ...Chapter 4 Adjustments Adjustment is required in this product ...
Page 160: ...Service Manual Appendix 0 c 1 R13 J Figure A 6 C135 MAIN Board Component Layout Rear Side Rev ...
Page 161: ......
Page 162: ...EPSON ...
