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Epson STYLUS NX100/NX105/SX100/SX105/TX100/TX101/TX102/TX103/TX105/TX106/TX109/ME 300 Revision A
TROUBLESHOOTING Error Indications and Fault Occurrence Causes 47
Confidential
Table 3-10. Check point for the abnormal noise
Occurrence
timing
CR position
Detailed phenomenon
Defective
unit/part name
Check point Remedy
• Anytime
• Anywhere
The abnormal noise occurs at the first
power on timing and during each
operation although the printing
operation is performed.
Carriage Unit
1. Check if the grease on the Carriage Path is sufficient.
(TBD)
1. Wipe off the remaining grease on the Carriage
path and lubricate it on its frame. (TBD)
ASF Unit
1. Check if the Change Lever moves smoothly. 1. Replace the ASF Unit with a new one.
The bottom of the Carriage Unit contacts
the surface of the EJ Frame Assy.
EJ Frame Assy
1. Check if the EJ Frame Assy is bent up. 1. Replace the EJ Frame Assy with a new one.
The Carriage Unit collides to the Upper
Paper Guide Unit during each operation.
Upper Paper Guide
1. Check if the Upper Paper Guide is attached securely.
(check if it interferes with the Carriage Unit)
1. Reassemble the Upper Paper Guide to the
Main Frame.
Table 3-11. Check point for the defective scanned image quality
Print Quality
State
Detailed phenomenon
Defective
unit/part name
Check point Remedy
• Scanned image is
not clear.
There are dusts or the like on the
Document Glass. (white dots appear on
the scanned image)
Upper Scanner
Housing
1. Check if there is foreign material on the Document
Glass.
1. Remove the foreign material from the
Document Glass.
(Refer to Chapter 6 “MAINTENANCE”
(p.108).)
There are dusts or the like on the LED
inside the Rod Lens Array. (vertical
stripes appear on the scanned image)
CIS Unit
1. Check if there is foreign material on the LED. 1. Remove the foreign material from the CIS
Unit. (blow away the dusts)
2. Check if the Rod Lens Array is damaged. 2. Replace the CIS Unit with a new one.
The LED of Scanner CIS Unit does not
light up.
CIS Unit
1. Check if the LED lights up. 1. Replace the CIS Unit with a new one.