Epson 2200 - Stylus Photo Color Inkjet Printer Service Manual page 112

EPSON Stylus PHOTO 2100/2200
Print Quality State Phenomenon Detail
Image graininess The image graininess is poor in
all print modes or the image looks
rough.
The image graininess is poor only
in the 2880dpi print modes or the
image looks rough.
Color of image The whole image is reddish.
No Margines Printing No Margine printing can not be
performerd with the No margine
printing.
TROUBLESHOOTING
Table 3-18. Print Quality Fault Check Points
Faulty Part/
Part Name
Improper 1. Check that PG, Bi-D and Head tilt adjustments have been made
adjustment, Main properly.
board or Head
1. After making sure that PG, Bi-D and Head tilt adjustments have
been made correctly, check whether pixel shift adjustment has
been performed properly.
Improper 1. Check that the PG adjustment value is proper.
adjustment or
Head
2. Check that Bi-D and Head tilt and Pixel shift adjustments have
been made properly.
Paper powder// 1. Check if the paper powder or scrap of the paper is on the paper
PG lever guide front.
operation / PW
2. Was the Release lever position changed from + position to normal
seonsor failure
position after tunr on the printer?
3. Compare the PW detect level stored in the 76 <H> address the
PW White level stored in BB<H> . If the difference of those data
is a little or 76<H> address data is lower than BB<H> data, the
PW sensor may be broken.
Troubleshooting
Check Point
Revision B
Remedy
1. Make adjustments according to the specified
adjustment priority.
2. If Bi-D displacements occur after the above
adjustments have been made according to the
specified adjustment priority, replace the Main
board.
1. Make adjustments according to the specified
adjustment priority.
2. If the graininess of the image is not improved
after the above adjustments have been made
according to the specified adjustment priority,
replace the Head and Main board in this order
and then check the image graininess.
1. Make adjustments according to the specified
adjustment priority.
2. Make adjustments according to the specified
adjustment priority.
3. If the color of the image does not change after
the adjustments have been made, replace the
Head. Alternatively, recommend the user to
use the printer with the Release lever placed in
the envelope mode position.
1. Remove the paper powder or scrap of the
paper.
2. Tunn on /off the printer again.
3. Replace the PW sensor.
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