Epson Stylus NX510 Service Manual

Epson Stylus NX510/515/SX510W/515W/TX550W/NX415/SX410/415/TX410/419/NX215/SX210/215/TX210/213/219/ME OFFICE 510 Revision A
TROUBLESHOOTING Error Indications and Fault Occurrence Causes 81
Confidential
3.3.3 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.
Table 3-21. Check point for the error that multiple sheets of paper are always loaded without LEDs and STM3
Occurrence
timing
CR position
Detailed phenomenon
Defective
unit/part name
Check point Remedy
• Operation
•–
The LEDs and STM3 are not indicating
error conditions. But, multiple sheets of
paper are always loaded from the ASF
Unit.
ASF Unit
1. Check if the Extension Spring Retard operates correctly
in the paper loading sequence.
1. Set the Extension Spring Retard between the
Retard Roller Unit and the ASF Frame.
2. Check if the Paper Back Lever operates correctly in the
paper loading sequence.
2. Set the Extension Spring 0.099 between the
ASF Frame and the Paper Back Lever.
Extension Spring Retard
Backside of ASF Unit
Paper Back Lever
Extension Spring 0.099

Epson Stylus NX510 Specifications

General

Brand	Epson
Model	Stylus NX510
Category	Printer
Language	English