Superficial Phenomenon-Based Troubleshooting - Epson Stylus C110 Service Manual

EPSON Stylus C110/C120/D120

3.2.3 Superficial Phenomenon-Based Troubleshooting

This section explains the fault locations of the error states (print quality and abnormal noise) other than the error states (LED and STM3) in the previous section.
Occurrence timing
Detailed phenomenon
CR position
The LEDs and STM3 are not indicating
• Operation
error conditions. But, multiple sheets of
paper are always loaded from the ASF
• –
Unit.
TROUBLESHOOTING
Table 3-12. Check point for multiple sheets of paper are always loaded without LEDs and STM3
Defective unit/
part name
ASF Unit
Check point
1. Check if the Extension Spring Retard operates correctly
in the paper loading sequence.
Backside of ASF Unit
Extension Spring Retard
2. Check if the Paper Back Lever operates correctly in the
paper loading sequence.
Extension Spring 6.45
Paper Back Lever
Troubleshooting
Revision B
Remedy
1. Set the Extension Spring Retard between the
Retard Roller Unit and the ASF Frame.
2. Set the Extension Spring 6.45 between the ASF
Frame and the Paper Back Lever.
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