Read LG 50PB2RRH-TL (CHASSIS:MF-056L) Service Manual online
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5. Auto AV(CVBS) Color Balance
5-1. Requirement
O
This AV color balance adjustment should be performed
before White Balance Adjustment.
O
It is very import to use correct adjustment pattern like (Fig.5).
A
Within the pattern, color sequence should be aligned :
W-Y-C-G-M-R-BLUE-BLACK.
(If color sequence is reversed (Black ->...-> White),
reverse the pattern with REV key, when using Master
pattern generator like MSPG-925)
(If color sequence is reversed (Black ->...-> White),
reverse the pattern with REV key, when using Master
pattern generator like MSPG-925)
A
If Minimum Black Level and/or Maximum White Level is
not correct, Do select 100% Color Bar Pattern.
5-2. Required Test Equipment
1) Remote controller for adjustment
2) AV Pattern Generator : 802F Pattern Generator,
2) AV Pattern Generator : 802F Pattern Generator,
Master(MSPG-925FA), etc.
(Which has PAL Composite Video format output with
standard(1.0 Vpp) Vertical 100% Color Bar Pattern as Fig. 5)
(Which has PAL Composite Video format output with
standard(1.0 Vpp) Vertical 100% Color Bar Pattern as Fig. 5)
5-3. Method of Auto RGB Color Balance
1) Input the PAL Composite Video (Fig.5. 100% Color Bar
Pattern) into video input. ( 42/50PC1RR-CL : AV2 )
2) Set the PSM to Dynamic mode in Picture menu.
3) Press IN-START key on R/C for adjustment.
4) Press the
3) Press 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 completed adjustment.
6. Auto Component Color Balance
6-1. Requirement
O
It is very import to use correct adjustment pattern like (Fig.6).
A
Within the pattern, color sequence should be aligned :
W-Y-C-G-M-R-BLUE-BLACK.
(If color sequence is reversed (Black ->...-> White),
reverse the pattern with REV key, when using Master
pattern generator like MSPG-925)
(If color sequence is reversed (Black ->...-> White),
reverse the pattern with REV key, when using Master
pattern generator like MSPG-925)
A
If Minimum Black Level and/or Maximum White Level is
not correct, Do select 100% Color Bar Pattern.
6-2. Required Test Equipment
1) Remote controller for adjustment.
2) 802F Pattern Generator.
2) 802F Pattern Generator.
( Which has 720p YpbPr output with Standard(0.7Vpp)Vertical
100% Color Bar Pattern as Fig. 6 )
100% Color Bar Pattern as Fig. 6 )
6-3. Method of Auto Component Color Balance
1) Input the Component 720p 100% Color Bar signal into
Component1.
2) Set the PSM to Dynamic mode in Picture menu.
3) Press IN-START key on R/C for adjustment.
3) Press 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 completed adjustment.
7. Auto RGB Color Balance
7-1. Requirement
O
It is very import to use correct adjustment pattern like (Fig. 7).
A
Within the pattern, color sequence should be aligned :
W-Y-C-G-M-R-BLUE-BLACK.
(If color sequence is reversed (Black ->...-> White),
reverse the pattern with REV key, when using Master
pattern generator like MSPG-925)
(If color sequence is reversed (Black ->...-> White),
reverse the pattern with REV key, when using Master
pattern generator like MSPG-925)
A
If Minimum Black Level and/or Maximum White Level is
not correct, Do select 100% Color Bar Pattern.
7-2. Required Test Equipment
1) Remote controller for adjustment
2) 802F Pattern Generator, Master (MSPG-925FA), etc.
2) 802F Pattern Generator, Master (MSPG-925FA), etc.
( Which has XGA 60Hz PC Format output with
standard(0.7Vpp) 100 % Color Bar Pattern as Fig. 7 )
standard(0.7Vpp) 100 % Color Bar Pattern as Fig. 7 )
7-3. Method of Auto RGB Color Balance
1) Input the PC 1024x768 @ 60Hz 100 % Color Bar Pattern
into RGB.
2) Set the PSM to Dynamic mode in Picture menu.
3) Press IN-START key on R/C for adjustment.
4) Press the
3) Press 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 completed adjustment.
8. Auto DVR Color Balance
8-1. Requirement
O
It is very import to use correct adjustment pattern like (Fig. 8).
A
Within the pattern, color sequence should be aligned :
W-Y-C-G-M-R-BLUE-BLACK.
(If color sequence is reversed (Black ->...-> White),
reverse the pattern with REV key, when using Master
pattern generator like MSPG-925)
(If color sequence is reversed (Black ->...-> White),
reverse the pattern with REV key, when using Master
pattern generator like MSPG-925)
A
If Minimum Black Level and/or Maximum White Level is
not correct, Do select 100% Color Bar Pattern.
(Fig. 5) Auto AV(CVBS) Color Balance Test Pattern
(Fig. 6) Auto Component Color Balance Test Pattern
(Fig. 7) Auto RGB Color Balance Test Pattern
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