White Balance - LG 37LB3RS Manual De Servicio

5.2 Adjustment of Component.
* Required Equipments
• Remote controller for adjustment
• 802F Pattern Generator, Master (MSPG-925FA), etc.
• MSPG-925FA Pattern Generator
(Which has 720p@50Hz YPbPr signal : 100% Color
Bar Pattern shown in Fig. 1 )
= > Model: 215 / Pattern: 65
• It is very import to use correct adjustment pattern like
Fig. 2.
* If Minimum Black Level and/or Maximum White
Level is not correct, Do select 100% Color Bar
Pattern.
5.2.1 Method of Auto Component Color Balance
1) Input the Component 720p 100% Color Bar(MSPG-925FA
model:215, pattern:65) signal into Component.
(ZA : component , TA/MA : component 1 or 2)
2) Set the PSM to Dynamic mode in the Picture menu.
3) Press the INSTART key on R/C for adjustment.
4) Press the ▶(Vol. +) key to operate the set , then it
becomes automatically.
5) Auto-RGB OK means the adjustment is completed.
5.3 Adjustment of RGB
* Required Equipments
• Remote controller for adjustment
• 802F Pattern Generator, Master (MSPG-925FA), etc.
• MSPG-925FA Pattern Generator
(Which has XGA [1024*768] 60Hz PC Format output
signal : 100% Color Bar Pattern shown in Fig. 1 )
• It is very import to use correct adjustment pattern like
Fig. 10.
* If Minimum Black Level and/or Maximum White
Level is not correct, Do select 100% Color Bar
Pattern.
5.3.1 Method of Auto RGB Color Balance
1) Input the PC 1024x768 @ 60Hz with 100% color bar
pattern like Fig.1. into RGB.
(Ex. MSPG-925FA, model:60, pattern:65)
2) Set the PSM to Dynamic mode in Picture menu.
3) Press the INSTART key on R/C for adjustment.
4) Press the ▶(Vol. +) key operate To set , then it becomes
automatically.
5) Auto-RGB OK means adjustment is completed.
Copyright 2008 LG Electronics. Inc. All right reserved.
C
Only for training and service purposes

6. White Balance

Notice
- Before white balance,press the In-start key 2times and
do the reset like Fig1.
- Use the cortez inner pattern(216 gray pattern)
- To enter White-balance mode,press the IN-START key
2times.
=> Caution : - System control RS-232 Host should be "PC"
for adjustment.
Color
Red
Green
Blue
Red
Green
Blue
Reset
* Test Equipment
Color Analyzer (CA-210)
PC(For communication through RS-232C)=>UART Baud
rate : 115200
Pattern Generator (MSPG-925FA etc.)
* Color Temperature & Color Coordinates Setting
When adjusting the Color Temperature of LCD, Color
AnalyzerCA-210(Matrix should be corrected through CH9 of
CS-1000) should be used.
Adjust the Color Temperature based below adjustment color
coordinates.
Even if CH9 of CA-210 is corrected with Matrix, there may be
many character of Module and Filter.
Therefore Refer to the below Color Coordinates Target.
* Standard Color Temperature & Color Coordinates Using
CS-1000
Color Temperature
Cool
Warm
* Target Value of Brightness, Color Coordinates, Color
Temperature
Brightness : High Light : MIN 240 Cd/m2 (32 WXGA, AUO)
MIN 240 Cd/m2 (37 WXGA, AUO)
MIN 240 Cd/m2 (42 WXGA,UXGA, LPL)
MIN 240 Cd/m2 (47 UXGA, LPL)
Color-Coordinate : High Light :
Cool :X ; 0.276 ±0.002 ,Y ; 0.283 ±0.002
Warm : X ; 0.313 ±0.002,Y ; 0.329 ±0.002
Color Temperature : 11,000°K±500°K(Cool),
- 12 -
White Balance(Hex)
Temp. Cool
Gain. 80
Gain. 80
Gain. 80
Offset 80
Offset 80
Offset 80
▶ ▶ To set
Temp x
11,000k 0.276
6,500k 0.313
6,500°K ±500°K(Warm)
LGE Internal Use Only
y
0.283
0.329