White-Balance, Luminance Adjustment - AOC L27W431 Service Manual

27' LCD TV
6. White Balance, Luminance Adjustment
Instrument List:
Chroma 2225、VG848、Chroma 7120
Adjustment Process:
① Instrument Orientation
Connect LCD-TV、Chroma 2225 and VG848, and set Timing137、Pattern1 on Chroma2225. Chroma7120's lens
must aim at the center of Pattern1 showed on the LCD-TV's screen. The distance of Chroma7120's lens and the
center of screen is 20cm±1cm.
② ENTER FACTORY
After orientation OK, set Pattern104(black picture) on Chroma225.Press 1-9-9-9 on remote to enter the menu on
top left of the screen(refer to fig.1,this menu will show slowly), then from UP key(△) option to enter the menu (refer to
fig.2).
Fig.1
Fig.2
25
AOC L27W431