50PG70FD-AB (CHASSIS:PA81C) - LG TV Service Manual (repair manual). Page 10

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9-4. Manual White Balance
(1) Zero Calibrate CA-100+ / CA-210, and when controlling,
stick the sensor to the center of PDP module surface.
(2) Press the ADJ KEY on R/C and enter EZ ADJUST
Select “2. White Balance” and press 
G
(VOL +)
Set test-pattern on and display inside pattern.
(3) Control is carried out on three color temperatures, COOL,
MEDIUM,WARM.
(Control is carried out thress times)
<Temperature : COOL>
- R-Cut / G-Cut / B-Cut is set to 64
- Control R-Gain and G-Gain.
- Each Gain is limited to 192.
<Temperature : MEDIUM>
- R-Cut / G-Cut / B-Cut is set to 64
- Control R-Gain and G-Gain.
- Each Gain is limited to 192.
<Temperature : WARM>
- R-Cut / G-Cut / B-Cut is set to 64
- Control G-Gain and B-Gain.
- Each Gain is limited to 192.
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