32LB4DS (CHASSIS:LA73A) - LG TV Service Manual (repair manual). Page 14

* White Balance adjustment (For automatic adjustment)

- Execute Power Only Key of the adjustment R/C to execute

automatic adjustment. Set the Baud Rate to 115200.

- Always start adjustment with “wb 00 00” and end
adjustment with “wb 00 ff”
- Adjust the offset if necessary.

(For manual adjustment)

- Required Equipment : When adjusting the plasma white

balance, use CS-1000 as the color analyzer (CA-210)
and channel 9 corrected of Matrix (corrected for White,
Red, Green, Blue) and the adjustment must be done in
accordance with the below White balance adjustment
coordinate.

1) Press the ADJ of adjustment adjustment remote control

to enter ‘EZ-ADJUST’.

2) Select 10.TEST PATTERN using the CH + / - KEY and

press the Enter KEY to execute a heat run for more
than 30 minutes. 

3) Execute a Zero Calibration for CA-210 and put it at

distance of less than 10Cm from the LCD module
surface center during the adjustment. 

4) Press the ADJ of adjustment R/C, select ‘7.White-

Balance’ of ‘Ez – Adjust’ and enter the adjustment mode
using the right key (

G

).

(When you press the 

G

button, the screen enters the full

white internal pattern..)

5) The adjustment is executed in 3 different white balance

of COOL, MEDIUM and WARM.

6) When the white balance is Cool,

Fix B Gain 192, fix R-Cut / G-Cut / B-Cut 64, and use R
Gain / G Gain to adjust the High Light. 
When the white balance is Medium,
Fix R Gain 192, fix R-Cut / G-Cut / B-Cut 64, and use G
Gain / B Gain to adjust the High Light. 
When the white balance is Warm
Fix R Gain 192, fix R-Cut / G-Cut / B-Cut 64, and use G
Gain / B Gain to adjust High Light.

7) Use the +, - key for adjustment.
8) When the adjustment is completed, press the OK (

A

KEY) button to move to the Ez –Adjust screen. Press
the ADJ KEY to exit the adjustment mode.

* Note : White Balance adjustment coordinate and white balance

- Standard white balance standard white balance

coordinate when using CS-1000 device
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

- Directed color coordinate when using CA-210 CH 9

Brightness: Full white 216gray 

Press the Instart of adjustment R/C to enter the 4.Baud Rate
menu and set the Baud Rate to 115200 to check the 232-C
operation.

- 14 -

Color temperature

Color analyzer

Color coordinate

X

Y

COOL

CA-210

0.276±0.002

0.283±0.002

MEDIUM

CA-210

0.285±0.002

0.293±0.002

WARM

CA-210

0.313±0.002

0.329±0.002