Ink Mark Sensor Adjustment - Epson Stylus Pro 7700 Service Manual

Large format color inkjet printer
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Epson Stylus Pro 7700/7710/7700M/7710M/7900/7910/9700/9710/9900/9910/WT7900/WT7910/9890/9908/7890/7908

5.4.11 Ink Mark Sensor Adjustment

This allows you to adjust the sensitivity and the detecting position of the Ink Mark
Sensor by printing the specified patterns and scanning it with the Ink Mark Sensor.
Scanning the pattern and adjusting is executed automatically.
PAPER USED
Size:
A4 or more
Type:
Epson Stylus Pro 7700/7710/7700M/7710M/7900/7910/9700/9710/9900/
9910/9890/9908/7890/7908:
Archival Matte Paper
Epson Stylus Pro WT7900/WT7910:
Premium Glossy Photo Paper (250)
PROCEDURE
1.
Turn the printer ON in the Serviceman Mode.
Turn the power ON while pressing [Menu
simultaneously.
2.
Select
SELF TESTING
Mecha Adjustment
3.
Press [OK] while
[Enter] Print
The adjustment pattern will be printed.
4.
See the printed pattern and check the pattern in the position shown in the
5-61.
If OK is printed: Go to
Step
If NG is printed: Print the pattern again. If NG is still printed, replace the Ink
Mark Sensor Assy.
5.
Turn the printer OFF.
ADJUSTMENT
] + [Paper Feed
] + [OK]
IM
Sensor.
is displayed.
5.
A/D : <a1> D/A : <a2> ( 190 < A/D < 245, D/A > 0 ) OK!
Ds:
0
OK! Go to next work.
Model Name: xxxxxxxxxxxxxxxxx
M/C No. : xxxxxxxxxxxxxxxxx ,RTC: XX XX XX XX XX XX , XX : XX
Head-ID: xx xx xx xx xx xx xx xx xx xx xx xx xx xx xx xx xx xx xx xx xx xx xx
USB-ID: nnnnnnnnnnnnnnnnnn
Figure
Head Related Adjustments
Check
12 Dm:
-9 Dm':
-13
0
0
0
0
0
xx xx xx xx xx xx xx xx xx xx xx xx xx xx xx xx xx xx xx xx xx xx xx
Figure 5-61. Adjustment Pattern
Revision I
5
0
400
Confidential

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Stylus pro 7900Stylus pro 9900Stylus pro wt7900Stylus pro 7710mStylus pro wt7910

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