50PT85-ZB (CHASSIS:PD74A) - LG TV Service Manual (repair manual). Page 9

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8. Auto RF/AV/S-VIDEO Color Balance
8-1. Requirement
V
This AV color balance adjustment should be performed
before white Balance Adjustment.
8-2. Required Equipment
1) Remote controller for adjustment.
2) MSPG-925FS Pattern Generator (Which has Video Signal:
7 Color Bar Pattern shown in Fig.3).
(1) Model: 202 / Pattern: 65 - Models use PAL-BGDHI.
(composite signal)
8-3. Method of Auto RF/AV/S-VIDEO Color 
Balance(PAL_BGDHI)
1) Input the PAL Video signal 7 color Bar (MSPG-925FS
Model : 202, pattern : 65) signal into AV3.
2) Set the PSM to Dynamic mode in the 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 completed adjustment.
9. Adjustment of Component
9-1. Requirement
V
This AV color balance adjustment should be performed
before white Balance Adjustment.
9-2. Required Equipment
1) Remote controller for adjustment.
2) MSPG-925FS Pattern Generator (Which has Video Signal:
7 Color Bar Pattern shown in Fig.5).
(1) Model: 215 / Pattern: 65 - Models use component.
9-3. Method of Auto Component Color Balance
1) Input the Component 720p/50Hz 7 Color Bar (MSPG-
925FS Model : 215, pattern : 65) signal into Component.
2) Set the PSM to Dynamic mode in the Picture menu.
3) Press IN-START 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. Requirement
V
This AV color balance adjustment should be performed
before white Balance Adjustment.
10-2. Required Equipment
1) Remote controller for adjustment.
2) MSPG-925FS Pattern Generator (Which has Video Signal:
7 Color Bar Pattern shown in Fig.7).
(1) Model: 3 / Pattern: 65 - Models use RGB
10-3. Method of Auto RGB Color Balance
1) Input the PC 1024x768 @ 60Hz 7 color bar (MSPG-925FS,
Model : 3, Pattern : 65) signal into RGB.(using D-sub to D-
sub cable)
2) Set the PSM to Dynamic mode in Picture menu.
3) Press the IN-START key on R/C for adjustment.
4) Press the 
G
(Vol. +) key operate to set , then it becomes
automatically.
5) Auto-RGB OK means adjustment is completed.
(Fig.3) Color Bar signal
(Fig.4) Color Bar signal
(Fig.5) Color Bar signal
(Fig.6) Color Bar signal
(Fig.7) Color Bar signal
(Fig.8) Color Bar signal
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