Epson Stylus Photo PX650/TX650/TX659/PX660/PX660 Premium/Artisan 635
Revision C
TROUBLESHOOTING
Troubleshooting When There is No Error Display
51
Confidential
3.3 Troubleshooting When There is No Error Display
3.3.1 Troubleshooting for Printer
This section describes repair/service of the Printer Mechanism. Listed below are various problems which may occur, observations of such problems, check point and remedies.
Faulty paper loading
Table 3-4. Diagnostics when feeder is abnormal
Condition
Cause
Check Point
Remedy
Paper is not
loaded.
LD Roller and Retard Roller dirty or
worn
Check to see if no Micro Pearl or oily substance is adhering to
the paper loading roller.
Clean the rollers using a cleaning sheet.
1. Set a cleaning sheet upside down in the ASF Unit.
2. Start paper feed with the panel button.
3. Repeat steps above several times.
To remove oils from rollers, staple a cloth dampened with alcohol
to a postcard and follow the steps below.
1. Set the postcard in the tray with the alcohol dampened cloth side
facing the LD Roller (or Retard Roller).
2. Start paper feed while firmly holding the upper edge of the card.
3. Repeat the paper feed operation several times to clean the surface of
the LD Roller (or Retard Roller).
If these steps do not correct the problem, replace both the LD Roller
and Retard Roller.
Operation of paper loading mechanism
is abnormal
Check to see if there is no abnormality in the paper loading
mechanism.
Remove the dust and dirt, if any.
PE Sensor/PE Lever not operating
properly
Check to see if the PE Sensor connector has not been
disconnected from the sensor or Main Board.
Connect the PE Sensor connectors to the sensor and Main Board CN6
properly.
Check to see if the torsion spring has been set on the PE Lever
properly.
Install the torsion spring on the PE Lever properly.
Check for damaged PE Sensor.
Replace the PE Sensor.
Several sheets of
paper are fed at
the same time
Retard Roller operation is abnormal
Check to see if the tension spring on the Retard Roller is
disengaged.
Install the tension spring properly.
Check to see if the Retard Roller is out of position.
Install the Retard Roller properly.
Summary of Contents for PX650 Series
Page 9: ...Confidential C H A P T E R A 1 PRODUCTDESCRIPTION ...
Page 34: ...Confidential C H A P T E R 2 OPERATINGPRINCIPLES ...
Page 41: ...Confidential C H A P T E R 3 TROUBLESHOOTING ...
Page 60: ...Confidential C H A P T E R 4 DISASSEMBLYANDASSEMBLY ...
Page 110: ...Confidential C H A P T E R 5 ADJUSTMENT ...
Page 130: ...Confidential C H A P T E R 6 MAINTENANCE ...
Page 138: ...Confidential C H A P T E R 7 APPENDIX ...
Page 140: ...Confidential C H A P T E R 8 EpsonStylusPhotoPX660 PX660Premium Artisan635 ...