Envision EN9110, Service Manual

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4. ADJUSTMENT
4-1 ADJUSTMENT CONDITIONS AND PRECAUTIONS
Adjustments should be undertaken only on following function: Contras, Brightness,
Black level, Phase, Clock, H/V-position, Languages, Color- (C2, C1, User), Auto level, ,
Languages, Reset, RGB level, input selected, scaling mode
- Power Button:
When pressed, the monitor enters the off mode, and the LED turns blank. Press again
to restore normal status.
- Left / Right Button:
The Left/Right Button is used to control the monitor functions. Press to switch
functions or adjust settings.
- Auto Adjust Key:
The Auto Adjust Key is used to automatically set the H Position, V Position, Clock and
Phase.
- Power Indicator:
Green — Power On mode.
orange — Power Saving mode.
Blank —Power Off Mode.
4-2 ADJUSTMENT METHOD AND DESCRIPTION
4-2-1 White-Balance, Luminance adjustment
Approximately 30 minutes should be allowed for warm up before proceeding white
balance adjustment.
Before start adjusting white balance, please set Chroma-7120 MEM. Channel 1 to C2
color and MEM. channel 2 to C1 color, (our C2 parameter is x = 296 ±20, y = 311 ±20,
Y = 220 and C1 parameter is x = 313 ±20, y = 329 ±20, Y = 220)
How to setting MEM. channel you can reference to chroma 7120 user guide or simple
use “ SC” key and “ NEXT” key to modify x,y,Y value and use “ID” key to modify the
TEXT description
Following is the procedure to do white-balance adjustment:
Press MENU button during 1 seconds along with plug in the DC-power cord will
activate the factory mode, and the OSD screen will located at
left top of the panel.
Alignment Procedure
1.) Pattern generator Output: Timing 1280x1024@60hz, Pattern 32 Gray Scale, Analog.
2.) Connect Alignment Tool JP2 with Chroma 7120, JP3 with Monitor Analog
Connector, JP4 with Pattern Generator.
3.) Press Menu and Select Button, then Power on Monitor to enter Factor Mode.
4.) Press [SW1] at Alignment Tool.
5.) Change Pattern Generator Pattern to Full White Pattern.
6.) Press [SW2] at Alignment Tool.
7.) Wait LED from OK -> BUSY -> OK.
8.) Press [SW3] once to verify 7800 color temperature.
9.) Press [SW3] once to verify 6500 color temperature.
10.) If there is error at step 7 to 8, repeat step 4 to 9.
4-2-2 OSD adjustments