LG 42PC55 Service Manual page 9

7. ADC Calibration
ADC RF/AV/S-VIDEO
PAL
INPUT SELECT AV3
Model : 202
MSPG925FS
(PAL-BGDHI)
Pattern : 65
* PAL 7 Color Bar
- System control RS-232 Host should be "PC" for adjustment.
- Before AV ADC Calibration, execute the "Panel size selection"
8. Auto AV(CVBS) Color Balance
8-1. Requirement
This AV color balance adjustment should be performed
V
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).
- Model: 202 / Pattern: 65 EC and FC model use PAL-
BGDHI. (composite signal)
8-3. Method of Auto AV(CVBS) Color Balance
1) Input the Video signal: 7 color Bar signal into AV3.
2) Set the PSM to Dynamic mode in the Picture menu.
3) Press IN-STAR 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. 3) Color Balance signal
9. Adjustment of Component
9-1. Requirement
This AV color balance adjustment should be performed
V
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. 4).
- Model: 215 / Pattern: 65
Component RGB-PC
Model : 3
Model:215(720P) (1024*768 60Hz)
Pattern : 65 Pattern : 65
* 720/50Hz 7 Color Bar
7 Color Bar
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-STAR 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. 4) Color bar Test Pattern
10. Adjustment of RGB
10-1. Requirement
This AV color balance adjustment should be performed
V
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. 5).
- Model: 215 / Pattern: 65
10-3. Method of Auto RGB Color Balance
1) Input the PC 1024x768 @ 60Hz 7 color bar (MSPG-925FS,
Model:3, Pattern: 65) into RGB. (using D-sub to D-sub
cable)
2) Set the PSM to Dynamic mode in the Picture menu.
3) Press IN-STAR 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. 5) Color bar Test Pattern