Epson Stylus CX3700 Service Manual page 76

EPSON Stylus CX3700/CX3800/CX3805/CX3810/DX3800/DX3850
Occurrence
timing Detailed phenomenon
CR position
The leading edge of paper does not go
through between the EJ Roller Unit and
the Star Wheel.
• Operation
• –
The leading edge of paper is not loaded
to the PF Roller Unit.
* The Carriage Unit can move to home position even if the Torsion Spring 0.22 comes off. However, the PE Sensor Lever keeps the high signal condition in the next operation. Therefore, the paper
jam error is detected.
** In case that the paper jam error occurs in each operation, the jammed paper contacts the nozzle surface of the Print Head and the Print Head may be damaged.
TROUBLESHOOTING
Table 3-11. Check point for the paper jam error according to each phenomenon
Defective
unit/part name
3. Check if the Star Wheel Holders does not come off.
EJ Frame Unit**
4. Check if the Spur Gear 36 is not damaged.
1. Check if the Paper Guide Upper Unit is correctly
assembled.
Paper Guide Upper
Unit **
Troubleshooting
Check point
Star Wheel Holders
Paper Guide Upper Unit
Revision A
Remedy
3. Reassemble the Star Wheel Holders
correctly.
4. Replace the EJ Frame Unit with a new one.
1. Reassemble the Paper Guide Upper Unit to
the Main Frame correctly.
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