50PB4RTH-MA, CHASIS, PP7BB - LG TV Service Manual (repair manual). Page 8

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Target Value CA-210(CH10), CA-100 
(R/G/B gain and R/G/B offset Default values are different in
according to using module) 
Target Value of Brightness, Color Coordinates, Color
Temperature
(1) Desired result (216 Gray) 
Brightness  : High Light : 60 ± 20 Cd/m2 (42XGA) 
Color-Coordinate :  High Light : 
Cool : X ; 0.276 ±0.002,  Y ; 0.283 ±0.002
Warm: X ; 0.313 ±0.002, Y ; 0.329 ±0.002
Color Temperature : 11,000K±500K(Cool),  
6,500K ±500K(Warm)
(2) Desired result for high altitude (216 Gray)  
Brightness  : High Light : 50 ± 20 Cd/m2 
(80% of non-high altitude)  
Color-Coordinate :  High Light : 
Cool : X ; 0.276 ±0.002,  Y ; 0.283 ±0.002
Normal: X ; 0.313 ±0.002, Y ; 0.329 ±0.002
Color Temperature : 11,000K±500K(Cool),  
6,500K ±500K(Warm)
7-3. Manual White Balance (INNER Pattern)
For White Balance, Adjust twice, Cool and Warm 
(1) Execute CA-210(9CH, 10CH and 12CH) or CA-100 Zero
Calibration.
(In case of WCG module,CH12 and PDP, CH10) 
(2) Execute the SET Heat Run for 30minutes 
(3) Use torino inner pattern as below Fig. 6, Supply 216Level
(85 IRE) full screen pattern  
(4) Enter the White Balance adjustment mode by pressing the
INSTART key twice(White Balance) on R/C. 
(5) Stick sensor to center of the screen and select each items
(Red/Green/Blue Gain and Offset) using 
D
/
E
(CH +/-) key
on R/C.. 
(6) Adjust with R / G / B Gain using 
F
/
G
(VOL +/-) key on
R/C.
(7) Adjust it until color coordination becomes as below. 
After All adjustment is completed, Please push “Instop” key. 
Color Temperature : Cool, Medium, Warm
One of R/G.B Gain should be fixed at 80 and adjust two
Gain Value with decreasing the Default values from 80.
- When R Gain is Fixed at Default value(80)
Adjust G gain and B gain with decreasing Default values
from 80
- When B Gain is Fixed at Default value(80)
Adjust R gain and G gain with decreasing Default values
from 80
- When G Gain is Fixed at Default value(80)
Adjust R gain and B gain with decreasing Default values
from 80
R/G/B Gain and R/G/B Offset Default Value
Red Gain: 80,   Green Gain: 80,   Blue Gain: 80
- 8 -
Temp
x
0.276±0.002
0.313±0.002
0.283±0.002
0.329±0.002
+0.000
+0.003
11,000K
6,500K
Cool
Warm
CSM
y
uv
(Fig. 6)
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