AOC LE32A1335, Service Manual

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7. Adjustment
(Take other model for example)
ADC Adjustment
1. Factory Mode
Turn on the TV. Press RC key ‘menu’+’1’+’9’+’9’+’9’ or ‘menu’+’1’+’9’+’9’+’9’+’ok’.It will achieve the factory mode.
2. ADC Adjustment (It’s no need to adjust ADC.)
(1) Enter into the factory mode :(same as the above-mentioned)
(2) Select item “Source”: Ypbpr
a. Tim\pat. (COMPONENT mode: TIM = 314; PAT = 185
，
select item “auto color” and press ok key.
b. Tim\pat. (COMPONENT mode: TIM = 311; PAT = 185
，
select item “auto color” and press ok key.
(3) Select item “Source”: VGA
Tim\pat. (VGA mode: TIM = 137; PAT = 42
，
select item “auto color” and press ok key.
3. White Balance Adjustment
(1) Enter into the factory mode :(same as the above-mentioned).
(2) Just only adjust Ypbpr source.
a. Select item “Source”: Ypbpr and item “Color Temp”: Normal, Adjust gain of RGB to meet spec in the below
setting of Tim\pat. (COMPONENT mode: TIM = 314; PAT = 141(80IRE))
b. Select item “Source”: Ypbpr and item “Color Temp”:Warm, Adjust gain of RGB to meet spec in the below setting
of Tim\pat. (COMPONENT mode: TIM = 314; PAT = 141(80IRE))
c. Select item “Source”: Ypbpr and item “Color Temp”: Cool, Adjust gain of RGB to meet spec in the below setting
of Tim\pat. (COMPONENT mode: TIM = 314; PAT = 141(80IRE))
(3) check VGA TIM137,PAT141, AV TIM304 PAT141, HDMI TIM349 PAT141 , white balance whether or not meet
the specifications.
4.The following color specifications for reference, to RD engineering specifications.
Source VGA/YPbPr/AV/HDMI VGA/YPbPr/AV/HDMI VGA/YPbPr/AV/HDMI
Temp Normal/(8000 K ) Warm/(6500 K ) Cool/(9300 K )
x (center) 0.285 0.030 0.313 0.030 0.271 0.030
y (center) 0.293 0.030 0.321 0.030 0.274 0.030
Note: 1
、
all models of color temperature within specification, but also ensure the brightness conform to
engineering specifications.
2
、 RGB gain value cannot exceed 138,128,138