Epson Stylus PHOTO 890 Service Manual page 122

EPSON Stylus Photo 890/1280/1290
4. Move the Carriage to the center of the printer mechanism. Put the PG adjustment
tool right on the rightmost rib of Paper Guide Front.
C H E C K
Make sure to align the edge of the PG adjustment tool on the
P O I N T
rightmost part of Front Paper Guide with the jut out portion of the
tool Part) placed on the rear ditch of Front Paper Guide.
Set PG Adjustment tool right on
the rightmost rib of Paper Guide Front.
Figure 5-2. Setting PG Adjustment Tool
ADJUSTMENT
C Part
B Part
(narrow side)
A Part
B Part
(wide side)
Front Paper Guide
Adjustment
n
To move the Carriage Unit, pull the timing belt with your hand.
C A U T I O N
n
Be careful not to damage the CR scale (linear encoder).
5. Set the PG Lever to the rear side (the "+" position).
6. Move the Carriage to right until it covers the right C part of the PG adjustment
tool. Make sure the right edge of the printhead frame is placed right above the C
part of the PG adjustment tool.
Set the PG Lever to the front side (the "0" position).
Table 5-4. Carriage on PG Adjustment Tool
7. Set the Right Parallel Adjustment Bushing forward. By moving the bushing to the
back one notch at a time, find the position where the printhead touches the PG
adjustment tool. From the touching point, move the bushing forward (Wider PG
direction) by one notch.
n
Platen Gap becomes wider when moving the Parallel Adjustment
C H E C K
P O I N T Bushing forward and becomes narrower when moving
backward.
n
Make a PG adjustment at least 3 times, both sides and repeat one
side.
n
Make sure a peak portion of the frame engages with a valley
portion of Parallel Adjustment Busing.
Revision C
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