Epson STYLUS COLOR 480 Service Manual page 66

EPSON Stylus COLOR 480
Table 3-27. Print quality is not good
Print quality is not good
Step
Detail phenomenon
No.
1. Check if the suitable
paper is used according
to the printer driver
setting.
Printing is blurred.
3
2. Check if the correct
head ID is stored in the
EEPROM by using the
Adjustment program.
1. Check if the following
parts are stained with
ink.
• Upper paper driven
roller
• PF roller
• Paper guide front
• Paper eject roller.
2. Check if there is some
ink drops around the
backside of the
4 Ink stains the paper
printhead.
3. If the bottom area of
the printed paper has
ink stain, check if the
Paper eject frame is
secured with three
screws.
4. If the bottom area of
the printed paper has
ink stain, check if the
Paper eject frame is
bent upward.
Troubleshooting
d
Check point Remedy
1. Use the suitable paper
according to the driver
setting.
2. Input 6 digits code of
the head ID into the
EEPROM by using the
Adjustment program.
1. Clean the ink stained
parts with soft cloth
2. Wipe off the ink drop
with the soft cloth
carefully.
3. Secure the screws fixing
the Paper eject frame.
4. Replace the Paper eject
frame with new one.
Unit Level Troubleshooting
Revision B
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