Epson Stylus Photo R340 Service Manual page 22

EPSON Stylus Photo R340/350
Occurrence
Timing Symptoms
CR Position
• Occurrence
Paper is fed into the printer, but it is
Timing:
ejected immediately.
During
operation
• CR Position:
Anywhere
other than
home position
• Occurrence
Paper edge cannot go through between
Timing:
the EJ Roller and the Star Wheels.
During
operation
• CR Position:
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Troubleshooting
Table 1-8. Troubleshooting of Paper Jam Errors based on Observed Symptom (continued)
Failed Part
PE Sensor
Front Paper Guide
Porous Pad
Check Point
1. Check if the Torsion Spring 0.22 is properly attached.
Torsion Spring 0.22
2. Check if the PE Sensor cable is correctly connected to
CN4 on the Main Board.
CN4
3. Check if the PE Sensor is damaged.
1. Check if the Front Paper Guide Porous Pad is properly
installed.
Front Paper Guide Porous Pad
Troubleshooting
Remedies
1. Engage the PE Sensor Lever and the Torsion
Spring 0.22 properly.
PE Sensor
2. Correctly connect the PE Sensor cable to
CN4 on the Main Board.
3. Replace the PE Sensor with a new one.
1. Install the Front Paper Guide Porous Pad
properly.
Revision A
22