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Adjustment; Adjustment Conditions And Precautions - Acer AL707 Service Manual

17" lcd monitor.
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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, OSD-position, Languages, Reset
4-2
ADJUSTMENT METHOD
Press MENU button to activate OSD Menu or make a confirmation on desired function, Press Left/Right button to
1.
White-Balance, Luminance adjustment
Approximately 30 minutes should be allowed for warm up before proceeding white balance

adjustment.

Before started adjust white balance ,please setting the Chroma-7120 MEM. Channel 1 to C2 color and
MEM. channel 2 to C1 color, ( our C2 parameter is x = 302 ±20, y = 319 ±20, Y = 200 ±20cd/m2
and C1 parameter is x = 313 ±20, y = 329 ±20, Y = 200 ±20 cd/m
How to setting MEM.channel you can reference to chroma 7120 user guide or simple use " SC" key and
" NEXT" key to modify x,yY value and use "ID" key to modify the TEXT description
Following is the procedure to do white-balance adjust
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
I.
Bias (Low luminance) adjustment :
1.
Press " AUTO" button , and wait for message " Pass"
2.
Set the contrast on OSD window to the value=45 , color (user )R,G,B set to "50"
3.
adjust the brightness on OSD until chroma 7120 measurement reach the value Y=240 cd/m
2
cd/m
4. ADJUSTMENT
select the function or done the adjustment.
left top of panel
.
7
2
)
2
±10

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