Epson Stylus Photo 1390 Service Manual page 56

EPSON Stylus Photo 1390/1400/1410
Occurrence
Phenomenon Detail
Timing
At power-on At power-on, the Pump Motor
does not operate at all.
While the power-on sequence is
being executed, Fatal error is
displayed.
TROUBLESHOOTING
Table 3-11. Troubleshooting of Fatal Error
Faulty Part/
Part Name
Relay Connector 1. Check that the Relay Connector Cable is connected to the Main
Cable Board Connector CN8.
(for Pump
Motor)
2. Check the Relay Connector Cable for damages.
APG Sensor 1. Check that the APG Sensor Connector cables are connected to
the APG Sensors and Relay Board Connector CN4 and CN5.
CN4
CN5
2. Check the APG Sensors for damages.
Overview
Check Point
CN8
APG Sensors
Revision B
Remedy
1. Connect the Relay Connector Cable to the
Main Board Connector CN8.
2. Replace the Relay Connector Cable with a new
one.
1. Connect the APG Sensor Connector cables to
the APG Sensors and Relay Board Connector
CN4 and CN5.
2. Replace the APG Sensors with new ones.
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