LG 42PX2RVA Service Manual page 13

8. Auto Component Color Balance
8-1. Required Test Equipment
1) Remote controller for adjustment
2) 802F Pattern Generator
(Which has 720p Ypbpr output & PC 1024x768 60Hz with
Standard(0.7Vpp) Vertical 100% Color Bar Pattern as Fig.8)
8-2. Method of Auto Component Color Balance
1) Input the Component 720p 100% Color Bar signal into
Component1 or Component2.
2) Set the PSM to Standard mode in Picture menu.
3) Press INSTART key on R/C for adjustment.
4) Press the G (Vol. +) key operate To set, then it becomes
automatically.
5) Auto-RGB OK means complete adjustment
(Fig. 9) Auto Component Color Balance Test Pattern
9. Auto RGB Color Balance
9-1. Required Test Equipment
1) Remote controller for adjustment
2) 802F Pattern Generator, Master (MSPG-925FA), etc.
(Which has XGA 60Hz PC Format output with standard
(0.7Vpp) horizontal black and white pattern as Fig.10)
9-2. Method of Auto RGB Color Balance
1) Input the PC 1024x768 60Hz horizontal black and white
pattern into RGB.
2) Set the PSM to Standard mode in Picture menu.
3) Press ADJ key on R/C for adjustment.
G
4) Press the (Vol. +) key operate To set, then it becomes
automatically.
5) Auto-RGB OK means completed adjustment.
(Fig. 10) Auto RGB Color Balance Test Pattern
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10. Default Value in Adjustment mode
10-1. Auto Color Balance(Component/RGB)
10-2. White Balance
Level : 0
Level : 255
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Auto Color Balance(Hex)
Auto-RGB G To Set
Red Offset1 22
Green Offset1 24
Blue Offset1 23
Red Offset2 45
Green Offset2 43
Blue Offset2 37
Red Gain 14
Green Gain 31
Blue Gain 11
Reset G To Set
(Fig. 11) Default Value on OSD
White Balance(Hex)
Red Gain 82
Red Offset 7A
Green Gain 86
Green Offset 7F
Blue Gain 7E
Blue Offset 80
Reset G To Set
(Fig. 12) Default Value on OSD