Epson Stylus Pro 7600 Service Manual page 254

EPSON Stylus Pro 7600/9600
PROCEDURE FOR HEAD GAP ADJUSTMENT (UNI-D ADJUSTMENT)
1. Start the Self-diagnostic Function:
[Paper Feed ∆] [Paper Feed ∇
Power OFF →
+
2. Display "Adj: Uni-D":
[Paper Feed ∇] → [SelecType >] → [Paper Feed ∇] x11
3. Print the pattern.
[SelecType >] →[Enter ↵] when "[Enter] Adjust Print" is displayed
(See Figure 5-55)
4. Check the pattern:
Make certain that the black lines and color lines are not out of alignment.
When they are not out of alignment, leave the head gap adjustment mode by pressing
[SelecType >] two times. If they are out of alignment, follow the instructions given
below:
If out of alignment
1.
Select the gap item in question:
Select "Gap 240,V1", "Gap 240,V2" or "Gap 190,V4" by means of
[Paper Feed ∇] and enter the adjustment menu for the selected item by pressing
[SelecType >].
2.
Adjust the color position in question:
Select the relevant color by means of [SelecType >], and in consideration of
the printed pattern, input the compensation value on the panel.
Shift direction (black line as reference):
(Compensation setting: in increments of 1/2880 inch)
Shift to the right = Input a (+) value
Shift to the left = Input a (-) value
3.
Check again:
Check the pattern output again, and when the lines are in alignment, leave the
head gap adjustment mode by pressing [SelecType >] two times. If the lines are
out of alignment, repeat inputting a value.
Even when you have left the head gap adjustment menu, you can
C H E C K
display the menu for an relevant item by means of [SelecType >].
P O I N T
Therefore, there is no need of outputting the comprehensive
patterns again.
Adjustment
]+[Cut/Eject] → Power ON
Self-diagnostic Function
Enlarged View
Figure 5-55. Print Pattern (Head Gap Adjustment)
Revision A
Color line Color line
(– side) (+ side§)
Black line
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