Epson Stylus Photo 1390 Service Manual page 58

EPSON Stylus Photo 1390/1400/1410
Occurrence
Phenomenon Detail
Timing
At power-on While the power-on sequence is
being executed, Fatal error is
displayed.
At power-on, the Carriage Unit
moves away from the home
position and bumps against the
right of the Frame, then hits the
left of the Frame.
TROUBLESHOOTING
Table 3-11. Troubleshooting of Fatal Error
Faulty Part/
Part Name
Relay FFC 1. Check that the Relay FFC is connected to the Relay Board
Connector CN1 and Main Board Connector CN5.
CN1
2. Check the Relay FFC for damages.
CR Scale 1. Check that the CR Scale is inserted in the slit of the CR Encoder
Sensor.
CR Scale
CR Encoder
Sensor Board
2. Check the CR Scale for damages and dirt.
CR Encoder 1. Check the CR Encoder Sensor for paper dust, etc.
Sensor Board
2. Check the CR Encoder Sensor Board for damages.
Overview
Check Point
CN5
Revision B
Remedy
1. Connect the Relay FFC to the Relay Board
Connector CN1 and Main Board Connector
CN5.
2. Replace the Relay FFC Cable with a new one.
1. Insert the CR Scale into the slit of the CR
Encoder Sensor.
2. Wipe off the dirt completely or replace the CR
Scale with a new one.
1. Remove the paper dust, etc. from the CR
Encoder Sensor.
2. Replace the CR Encoder Sensor Board with a
new one.
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