Epson Stylus Photo R280 Service Manual page 36

Epson Stylus Photo R280/R285/R290/Epson Artisan 50/Epson Stylus Photo T50/T59/T60/P50
Occurrence
Symptom
Timing
The error occurs when
At power-on
the PG (gap between
the printhead surface
During
and the platen) is
changing the
changed with the APG
platen gap
Unit.
Other than above
Any time
symptoms
Occurrence
Symptom
Timing
The Printer Cover is
At power-on closed, but the Cover
Open error occurs.
Chapter 3 Troubleshooting
Table 3-5. Troubleshooting for Fatal Error
Failed Part
1. Is the APG Unit installed incorrectly?
2. Is the Combination Gear 10,15.2 disengaged or
attached incorrectly?
APG Unit
1. Is the APG sensor damaged?
APG Sensor Assy
1. Is the Printhead damaged?
Printhead
1. Is the Main Board damaged?
Main Board
Table 3-6. Troubleshooting for Cover Open Error
Failed Part
1. Is the Cover Open Sensor cable not connected to
CN17 on the Main Board?
Cover Open Sensor
2. Is the Cover Open Sensor cable damaged?
3. Is the Cover Open Sensor damaged?
3.3 Troubleshooting by Error Message
Check Point
1. Install the APG Unit carefully so as not to shift
the phase.
2. Attach the gear correctly.
CR Motor
Combination Gear
1. Replace the APG Sensor Assy.
1. Replace the Printhead.
1. Replace the Main Board.
Check Point
1. Connect the cable to the connector on the Main
Board.
2. Replace the Cover Open Sensor cable.
3. Replace the Cover Open Sensor.
Remedy Reference
4.4.4 "APG Unit"(p.78)
4.4.16 "APG Sensor
Assy"(p.95)
4.4.2 "Printhead"(p.75)
4.3.1 "Main Board
Unit"(p.64)
Remedy Reference
4.3.2 "Panel Assy/ Cover
Open Sensor"(p.67)
Revision C
36
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