AOC
A20E221
21
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 9300
color,
MEM.
Channel 2 to 6500
color, and
MEM. Channel 3 to 9300
color, (9300 parameter is x =283, y = 297, Y = 250cd/m2
(PC Mode); 6500 parameter is x = 313, y = 329, Y = 250cd/m
2
(PC Mode); 9300 parameter is x =283, y = 297, Y>
350cd/cm2 (TV Mode))
Color Temp.
9300(PC Mode)
6500(PC Mode)
9300(TV Mode)
X 0.283 0.313
0.283
Y 0.297 0.329
0.297
Y 250
250
>350
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 adjust
Press Number key
100 9 9 9
will into the factory mode, and OSD will be shown in the screen, then select
MORE function will into Bias and Gain adjustment.
1. ADC
Adjustment:
AL Auto level adjust for PC mode.
ALY Auto level adjust for YUV mode.
RG, GG, BG R, G, B Gain adjust.
RB, GB, BB R, G, B Bias adjust.
2. SCALER
Adjustment:
CO, BR Contrast and Brightness adjust.
RG, GG, BG R, G, B Gain adjust.
RB, GB, BB R, G, B Bias adjust.
S9, S6, ST, SH Save 9300, 6500, TV/AV /S-Video /480i, Component 480P color temperature.
R9, R6, RT, RH Recall 9300, 6500, TV/AV /S-Video /480i, Component 480P color temperature.
CC Set Close Caption ON/OFF.
VC Set V Chip ON/OFF.
WH Set Wireless Headphone ON/OFF.
PP Set PIP ON/OFF.
BI Setup Burn-in mode ON / OFF.
ISP Set ISP ON/OFF.
SR PP Set SRS ON/OFF.
EX Exit MORE function to factory mode menu.
I. Before adjustment :
1. Press Number key
100 9 9 1
into
Engineer Mode
.
2. Press menu key repeat to “ADC “page, then select “EPinit” and press “right” key to initial EEPROM.
3. Press Number key
100 9 9 9
into the
Factory Mode.
II. Gain adjustment :
A. Adjust 9300 color-temperature:
1. Switch the chroma-7120 to
RGB-
mode (with press “MODE” button)
2. Switch the MEM. Channel to Channel 01 (with up or down arrow on Chroma-7120)
3. The LCD-indicator on chroma-7120 will show R = ***, G=***, B=***.
4. Change Source input to PC.
5. Select AL and press “right” arrow to do the auto-level.
6. Adjust the GG up to G value at chroma-7120 is 100.
7. Adjust the BG and RG till the value of R and B value on Chroma-7120 are 100±5.
8. Repeat the item 4 and 5 to make the R, G, B value are the same.
9. Select cursor to “S9” and press “right” arrow to save the value.
B. Adjust 6500 color-temperature:
Summary of Contents for A20E221 Series
Page 13: ...AOC A20E221 13 The color temp is for you to adjust the color temperature to one you prefer ...
Page 15: ...AOC A20E221 15 4 2 Main Board Power Circuit 4 3 Remote Control Block ...
Page 16: ...AOC A20E221 16 4 4 Key Board Control Block ...
Page 17: ...AOC A20E221 17 4 5 PC Control Block ...
Page 18: ...AOC A20E221 18 ...
Page 19: ...AOC A20E221 19 4 6 Audio Control Block ...
Page 23: ...AOC A20E221 23 ...
Page 24: ...AOC A20E221 24 ...
Page 25: ...AOC A20E221 25 ...
Page 26: ...AOC A20E221 26 7 MECHANICAL OF CABINET FRONT DIS ASSEMBLY ...
Page 54: ...AOC A20E221 54 9 PCB LAYOUT 9 1 Main Board PCB Layout ...
