Epson R220 - Stylus Photo Color Inkjet Printer, Service Manual

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EPSON Stylus Photo R220/R230 Revision A
TROUBLESHOOTING Unit Level Troubleshooting 38
During operation
-
One or more than one traces of the Star
Wheels appear in a direction
perpendicular to the Carriage Unit
movement.
Frame EJ Assy.
1. Check if the Star Wheels have not detached.
2. Check if the surface of the Frame EJ Assy. is mounted
horizontally.
1. Reassemble the Star Wheels correctly.
2. Replace the Frame EJ Assy. with a new one.
Roller EJ Assy.
1. Check if the Roller EJ Assy. has not detached from the
Printer Mechanism.
1. Reassemble the Roller EJ Assy. correctly.
Normal printing task is performed;
however, the top margin is less than
usual.
Holder, Shaft,
LD Roller
1. Check if any paper dust has not adhered to the surface of
the LD Roller.
1. Remove the dust by using a soft cloth
moistened with alcohol.
* If the problem is not solved, replace the
Holder, Shaft, LD Roller with a new one.
The print is light and thin.
Printer Driver and
Special Paper
1. Check if appropriate paper is used in accordance with the
Printer Driver settings.
1. Use the appropriate type of paper in
accordance with the Printer Driver settings.
Print Head
1. Check if the correct Head ID has been input in EEPROM
by using the Adjustment Program.
1. Input a correct 15-digit Head ID in the
EEPROM using the Adjustment Program.
Table 1-26. Check Points for Print Quality Problems
Occurrence
Timing
Position of CR
Phenomenon Detail
Faulty Part/
Part Name
Check Point Remedy
LD Roller