42PC51-ZB (CHASSIS:PP78A) - LG TV Service Manual (repair manual). Page 16

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* Refer to the below case to know what value is fixed.
* CASE
-  First  adjust  the  coordinate  much  away  from  the  target
value(x, y).
1) x, y > target
(1) Decrease the R, G. 
2) x, y <  target
(1) First decrease the B gain.
(2) Decrease the one of the others.
- In case of decreasing the x, decreasing the R : fix G
- In case of decreasing the y , decreasing the G : fix R
3) x  > target ,  y < target
(1) First decrease B, so make y a little more than the target.
(2) Adjust x value by decreasing the R.
4) x < target ,  y > target
(1) First decrease B, so make x a little more than the target.
(2) Adjust x value by decreasing the G.
(7)  When  adjustment  is  completed,  Exit  adjustment  mode
using EXIT key on R/C.
13. Input the Shipping Option Data
(1) Push the ADJ key in a Adjust Remote control.
(2)  Input  the  Option  Number  that  was  specified  in  the  BOM,
into the Shipping area.
(3) The work is finished, Push 
A
Key.
14. Default Value in Adjustment mode
(Default values maybe modified the module condition)
14-1. White Balance
16. Sound spec.
Item
Dielectric Voltage (AC <-> FG)
Dielectric Voltage (Without FG)
Value
1.5
1.5
3
3
Unit
kV
kV
Remark
At 100mA for 1sec (Line)
At 100mA for 1min (OQC)
At 100mA for 1sec (Line)
At 100mA for 1min (OQC)
Item
Min
Typ
Max
Unit
Remark
Audio Practical Max Output, L(Mono)/R
9
10
12
W
PDP
<Default Value on OSD>
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