Epson Stylus Pro 7700 Service Manual page 370

Epson Stylus Pro 7700/7710/7700M/7710M/7900/7910/9700/9710/9900/9910/WT7900/WT7910/9890/9908/7890/7908
C
<44 inch model>
C
<24 inch model>
<To check the left side of the Carriage>
L
<To check the right side of the Carriage>
R
Figure 5-18. Position of the Adjustment jig
ADJUSTMENT
B
Jig
B A
CR Related Adjustment
A
At the right end of the Platen, confirm and adjust the height of the
C H E C K
P O I N T Printhead on the right and left sides by changing the position of the
Carriage and the thickness gauges.
8. Move the Carriage Unit slowly over the jig.
9. Check if the height of the Carriage Unit on both right and left sides of the
Printhead falls within the standard.
Values on both sides are within the standard: Go to
Out of the range: Go to
The conditions of the Printhead touching the thickness gauge can
C H E C K
P O I N T not be seen visually; therefore, refer to the following to verify it.
<If it does not touch the gauge>
The thickness gauge does not
move even when the edge of the
CR Unit comes to the border
between the metallic part and
the plastic part of the jig.
<If it touches the gauge>
The thickness gauge moves
before the edge of the CR Unit
comes to the border between
the metallic part and the plastic
part of the jig.
Step 11
Step 10
<As seen from the top>
L
<Cross section view>
<As seen from the top>
L
<Cross section view>
Revision I
CR
CR
CR
CR
370
Confidential