NORCENT LT2022
14
4. White-Balance, Luminance adjustment
Approximately 30 minutes should be allowed for warming up before proceeding white balance adjustment.
Before started adjust white balance, please setting the Chroma-7120 MEM. Channel 1 to 9300 color. (Our
9300 parameter is x =283, y = 297, Y> 350cd/cm2 (TV Mode))
For setting MEM. channel, you can refer to Chroma-7120 user guide or simple use “
Mode
”, “
SC
” and “
NEXT
”
key to modify XyY value and use “
ID
” key to modify the TEXT description
Following is the procedure to do white-balance adjust
When the monitor is in ON status, press Number key 100 9 9 9 will enter the factory mode, and OSD
will be shown in the screen, then select MORE function will into Bias and Gain adjustment.
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.
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.
Gain adjustment:
Adjust Video color-temperature:
1. Switch the chroma-7120 to
RGB-
mode (with press “MODE” button)
2. Switch the MEM. Channel to Channel 03 (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 AV1.
5. Adjust the GG up to G value at chroma-7120 not going up, set the G value is max.
6. Adjust the BG and RG till the value of R and B value on Chroma-7120 same as G value.
7. Repeat the item 4 and 5 to make the R, G, B value are the same.
8. Select cursor to “ST” and press “right” arrow to save the value.
Turn the POWER-button off to on to quit from factory mode.
Remark:
1. Auto Level of PC should be adjusted with TIMG 127, PATN 42 or 16 GRAYS screen.
2. Auto Level of Component should be adjusted with 16 GRAYS screen.
3. It should be under white picture while adjusting the color temperature of all display modes.
