50PQ30TD-SB (CHASSIS:PB91A) - LG TV Service Manual (repair manual). Page 14

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RS-232C Command (Commonly apply) 

- “wb 00 00”: Start Auto-adjustment of white balance.
- “wb 00 10”: Start Gain Adjustment (Inner pattern) 
- “jb 00 c0” : 
-  ...
- “wb 00 1f”: End of Adjustment
- If it needs, offset adjustment (wb 00 20-start, wb 00 2f-end)
- “wb 00 ff”: End of white balance adjustment (inner pattern

disappear)

Notice) Adjustment Mapping information

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When Color temperature (White balance) Adjustment

(Automatically)
- Press “Power only key” of service remocon and operate

automatically adjustment.

- Set BaudRate to 115200.

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You must start “wb 00 00” and finish it “wb 00 ff”.

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If it needs, then adjustment “Offset”.

(1) Test Equipment: CA-210

Using PDP color temperature, Color Analyzer (CA-210)
must use CH 10, which Matrix compensated (White, Red,
Green, Blue compensation) with CS-2100. See the
Coordination bellowed one. 

(2) Manual adjustment sequence is like bellowed one.

1) Turn to “Ez-Adjust” mode with press ADJ button of

service remocon.

2) Select “10.Test Pattern” with CH+/- button and press

enter. Then set will go on Heat-run mode. Over 30
minutes set let on Heat-run mode.

3) Let CA-210 to zero calibration and must has gap more

10cm from center of PDP module when adjustment. 

4) Press “ADJ” button of service remocon and select

“7.White-Balance” in “Ez-Adjust” then press “

G

” button

of navigation key.
(When press “

G

” button then set will go to full white

mode)

5) Adjust at three mode (Cool, Medium, Warm)
6) If “cool” mode 

Let B-Gain to 192 and R, G, B-Cut to 64 and then
control R, G gain adjustment High Light adjustment.

7) If “Medium” and “Warm” mode Let R-Gain to 192 and R,

G, B-Cut to 64 and then control G, B gain adjustment
High Light adjustment.

8) All of the three mode 

Let R-Gain to 192 and R, G, B-Cut to 64 and then
control G, B gain adjustment High Light adjustment.

9) With volume button (+/-) you can adjust.
10) After all adjustment finished, with Enter (

V

key) turn to

Ez-Adjust mode. Then with ADJ button, exit from
adjustment mode

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White Balance adjustment coordination and color temperature.

(1) Using CS-1000 Equipment. 

- COOL : T=11000K, 

∆

uv=0.000, x=0.276 y=0.283 

- MEDIUM  : T=9300K, 

∆

uv=0.000, x=0.285 y=0.293 

- WARM  : T=6500K, 

∆

uv=0.000, x=0.313 y=0.329 

(2) Using CA-210 Equipment. (10 CH) 

Contrast value: 216 Gray 

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