50PB4RT-TB (CHASSIS:PP7BA) - LG TV Service Manual (repair manual). Page 9

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9. Adjustment of Component
9-1. Required Equipment
(1) Remote controller for adjustment.
(2) 802F Pattern Generator, Master(MSPG-925FA), etc.
(3) MSPG-925FA Pattern Generator.
(Which has 720P@60Hz YPbPr Signal : 100% Color Bar
Pattern shown in Fig.4)
-> Model : 217 / Pattern : 65
(4) It is very import to use correct adjustment pattern like
Fig.4. 
1) Within the pattern, color sequence should be aligned
: White-Yellow-Cyan-Green-Gray-Red-BLUE-BLACK
(  If color sequence is reversed (Black -> ...-> White),
reverse the pattern with REV key, when using Master
pattern generator like MSPG-925)
2) If Minimum Black Level and/or Maximum White Level is
not correct, Do select 100% Color Bar Pattern.
9-2. Method of Auto Component Color Balance
(1) Input the Component 720p 100% Color Bar(MSPG-925FA
model:217, pattern:65) signal into Component.
(2) Set the PSM to Dynamic mode in the Picture menu.
(3) Press the INSTART key on R/C for adjustment.
(4) Press the 
G
(Vol.+)  key to operate the set , then it
becomes automatically.
(5) Auto-RGB OK means the adjustment is completed.
10. Adjustment of RGB
10-1. Required Equipment
(1) Remote controller for adjustment.
(2) 802F Pattern Generator, Master(MSPG-925FA), etc.
(3) MSPG-925FA Pattern Generator.
(Which has XGA [1024*768] 60Hz PC Format output signal :
100% Color Bar Pattern shown in Fig.5)
(4) It is very import to use correct adjustment pattern like
Fig.5. 
1) Within the pattern, color sequence should be aligned
: White-Yellow-Cyan-Green-Gray-Red-BLUE-BLACK
(  If color sequence is reversed (Black -> ...-> White),
reverse the pattern with REV key, when using Master
pattern generator like MSPG-925)
2) If Minimum Black Level and/or Maximum White Level is
not correct, Do select 100% Color Bar Pattern.
10-2. Method of Auto RBG Color Balance
(1) Input the Component 720p 100% Color Bar(MSPG-925FA
model:217, pattern:65) signal into Component.
(2) Set the PSM to Dynamic mode in the Picture menu.
(3) Press the INSTART key on R/C for adjustment.
(4) Press the 
G
(Vol.+)  key to operate the set , then it
becomes automatically.
(5) Auto-RGB OK means the adjustment is completed.
(Fig. 4)
(Fig. 4)
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