Adc Adjustment - AOC LE32A3520/61 Service Manual

7. Adjustment

ADC Adjustment

1. Factory Mode
Turn on the TV. Press menu key and then press number key 1+9 +9+9+back. It will achieve the factory mode.
2. ADC Adjustment
⑴ Enter into the factory mode: (same as the above-mentioned)
⑵ 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.
⑶ 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
Temp
x (center)
y (center)
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
VGA/YPbPr/AV/HDMI
Normal/(7500 K)
0.285 0.0 30
0.293 0.030
VGA/YPbPr/AV/HDMI
Warm/(6500 K)
0.313 0.0 30
0.329 0.0 30
36
VGA/YPbPr/AV/HDMI
Cool/(9300 K)
0.270 0.0 30
0.273 0.0 30