Epson Stylus Color C60, Service Manual

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EPSON Stylus C50/C60/C61/C62 Revision C
Troubleshooting Unit Level Troubleshooting 78
Table 3-16. Abnormal noise
Error condition
LED indication
STM3 message
Occurrence
timing
CR position at the
power on timing
Unit/Part name Possible cause Check table
Abnormal noise
Power : -
Error : -
No appear
Anywhen Anywhere
CR unit The lubrication amount of the grease is insufficient.
Refer to Table 3-17
Front frame
The Front frame is bent up.
The lubrication amount of the grease is insufficient.
Paper guide upper/left The Paper guide upper/left comes off.
Pump unit The Change lever is not moved smoothly.
Table 3-17. Check point for the abnormal noise
Occurrence
timing
CR position
Detailed phenomenon
Defective
unit/part name
Check point Remedy
Anywhen
Anywhere
The abnormal noise occurs at the first
power on timing and during each
operation although the printing operation
is performed.
CR unit
1. Check if the grease on the CR guide shaft is sufficient. 1. Wipe off the remaining grease on the CR
guide shaft and lubricate it on its shaft.
Front frame
1. Check if the grease on the Front frame is sufficient. 1. Wipe off the remaining grease on the Front
frame and lubricate it on its frame.
Pump unit
1. Check if the Change lever moves smoothly. 1. Replace the Printer mechanism with new one.
The bottom of the CR unit contacts the
surface of the Front frame.
Front frame
1. Check if the Front frame is bent up. 1. Replace the Front frame with new one.
The CR unit collides to the Paper guide
upper/left during each operation. Paper guide upper/
left
1. Check if the Paper guide upper/left comes off from
the Main frame.
1. Reassemble the Paper guide upper/left to the
Main frame.