Epson WorkForce 600 Service Manual page 68

EPSON WorkForce 600/EPSON Stylus OFFICE TX600FW/BX600FW/EPSON Stylus SX600FW/ME OFFICE 700FW
Occurrence
timing Detailed phenomenon
CR position
The abnormal noise occurs at the first
power on timing and during each
operation although the printing
• Anytime
operation is performed.
• Anywhere
The Carriage Unit collides to the Upper
Paper Guide Unit during each operation.
Print Quality
Detailed phenomenon
State
There are dusts or the like on the
Document Glass. (white dots appear on
the scanned image)
There are dusts or the like on the LED
inside the Rod Lens Array. (vertical
stripes appear on the scanned image)
The LED of Scanner Carriage Unit does
not light up.
• Scanned image is
not clear.
The quality of the scanned image using
ADF is poor.
TROUBLESHOOTING
Table 3-22. Check point for the abnormal noise
Defective
unit/part name
1. Check if the grease on the Carriage Path is sufficient.
Carriage Unit
1. Check if the Change Lever moves smoothly.
ASF Unit
Upper Paper Guide 1. Check if the Upper Paper Guide Unit is attached
Unit securely. (check if it interferes with the Carriage Unit)
Table 3-23. Check point for the defective scanned image quality
Defective
unit/part name
1. Check if there is any foreign material on the Document
Upper Scanner
Glass.
Housing
1. Check if there is not foreign material on the LED.
Scanner Carriage
Unit
Scanner Carriage 1. Check if the LED lights up.
Unit
1. Check if the Compression Spring 0.25 does not come off. 1. Install the Compression Spring 0.25 properly.
ADF Pressing
Plate
Error Indications and Fault Occurrence Causes
Check point
Check point
ADF Pressing Plate
Compression Spring 0.25
Revision A
Remedy
1. Wipe off the remaining grease on the Carriage
path and lubricate it on its frame.
1. Replace the ASF Unit with a new one.
1. Reassemble the Upper Paper Guide to the
Main Frame.
Remedy
1. Remove the foreign material from the
Document Glass. (Refer to Chapter 6
"MAINTENANCE" (p.163).)
1. Remove the foreign material from the
Document Glass (blow away the dusts).
1. Replace the Scanner Carriage Unit with a new
one.
Confidential
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