Epson ActionLaser 1600, Service Manual

Page: 133 / 181

Troubleshooting
Table 5-9. The LCD Displays FEED JAM
Cause Step C h e c k p o i n t Finding Solution
Connector for paper 1 Is connector disconnected? Yes Connect it.
take-up solenoid may be
disconnected.
The paper take-up 2 Disconnect connector CN6 No Replace the paper
solenoid coil may be open on the PWB-A board and take-up solenoid.
or shorted. check coil resistance
between pin 7 and pin 8 on
the disconnected cable side
of the connector using a
multimeter.
Is the resistance
approximately 80 ohms?
If the coil is shorted, check Yes Replace the paper
the solenoid drive circuit take-up solenoid
using the procedure below: and the PWB-A
1. Set the multimeter for board.
voltage.
2. Place the (--) terminal of
the multimeter on pin 7
of connector CN6 on the
PWB-A board.
3. Place the (+) terminal of
the multimeter on pin 5
(GND).
With power on, does the
multimeter detect any
current?
Paper take-up sensor flag 3 Is paper take-up sensor flag No Reseat the paper
position may be incorrect. position incorrect? take-up sensor flag.
Paper take-up roller may 4 —
—
Replace the paper
be bad. take-up roller.
Table 5-10. The LCD Displays FEED JAM for Lower Paper Cassette
Cause Step
C h e c k p o i n t Finding Solution
The paper take-up 1 Disconnect connector PJ2 No Replace the paper
solenoid coil for the lower on the lower paper cassette take-up solenoid.
paper cassette may be circuit board and check the
open or shorted. coil resistance between
pins 1 and 2 on the
disconnected cable side of
the connector using a
multimeter. Is the resistance
approximately 220 ohms?
5-8 EPSON ActionLaser 1600 Service Manual