Epson Stylus CX4300 Service Manual page 58

EPSON Stylus CX4300/CX4400/CX5500/CX5600/DX4400/DX4450
Print Quality
Detailed phenomenon
State
The printing operation is correctly
• Print start
performed. But, the top margin is
position slip
insufficient than usual one.
Ink stain occurs at the back, top end or
• Ink stain of paper
bottom end of the print paper.
TROUBLESHOOTING
Table 3-16. Check point for the poor printing quality
Defective
unit/part name
1. Check if any paper dust is not adhered to the surface of
the LD Roller.
LD Roller
LD Roller
1. Check if the Base Frame is free of ink stain, especially its
ribs near the Porous Pad Paper Guide Front.
Porous Pad Paper Guide Front
Base Frame
2. Check if heaps of ink are not formed on Porous Pad Paper
Guide Front on the Base Frame.
EJ Roller 1. Check if the EJ Roller does not have the ink stain.
PF Roller Unit 1. Check if the PF Roller Unit does not have the ink stain.
Troubleshooting
Check point
1. Set a cleaning sheet in the ASF up side
1. Clean the Base Frame with a soft cloth.
Base Frame
2. Replace the Porous Pad Paper Guide Front
1. Clean the EJ Roller with a soft cloth.
1. Clean the PF Roller Unit with a soft cloth.
Revision A
Remedy
down.
Then holding the top edge, try to load the
paper from the Printer driver. The micro pearl
on the LD Roller surface is removed. To
remove severe smear, staple a cloth
moistened with alcohol to a post card and
clean the roller in the same manner. As for
the cleaning sheet, refer to page 48 "Remedy
of the Paper out error"
* If the problem is not solved, replace the LD
Roller with a new one.
with a new one. (T.B.D.)
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