Epson Stylus Pro 7700/7710/7700M/7710M/7900/7910/9700/9710/9900/9910/WT7900/WT7910/9890/9908/7890/7908 Revision I
ADJUSTMENT Tests 429
Confidential
5.9.3 Color LCD Display Check
This allows you to check if there is any dot missing occurring or not on the Color LCD.
PROCEDURE
1. Turn the printer ON in the Serviceman Mode.
Turn the power ON while pressing [Menu ] + [Paper Feed ] + [OK]
simultaneously.
2. Select SELF TESTING
→
Mecha Adjustment
→
LCD RGB Check.
3. Select each color (Red, Green, Blue) in order, and press [Menu ].
The selected color will be displayed on the LCD. Check if there is no dot missing.
4. To select the next color, press [Pause/Reset] or [Paper Source ].
Figure 5-86. Color LCD Display Check
5.9.4 Button Operation Check
This allows you to check if buttons on the control panel function correctly.
PROCEDURE
1. Turn the printer ON in the Serviceman Mode.
Turn the power ON while pressing [Menu ] + [Paper Feed ] + [OK]
simultaneously.
2. Select SELF TESTING
→
Mecha Adjustment
→
Panel Check.
3. Press the button you want to check the function, and check if the button name you
pressed matches the name on the Panel displayed.
Figure 5-87. Button and Panel Display
LCD RGB Check
Red
Green
Blue
Pause Ink Cover Cutter
Epson Stylus Pro 7900/7910/9900/9910/
7890/7908/9890/9908: BK Change
Epson Stylus Pro 7700/7710/9700/9710/WT7900/WT7910: CL
Auto R
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