LG 42LC2RR Series, Service Manual

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6.3. Adjustment of RGB
(1) Required Equipment
1) Remote controller for adjustment
2) MSPG-925F Pattern Generator
(Which has XGA [1024*768] 60Hz 100% Color Bar pattern
shown in [Fig. 3])
(2) 6.3.1 Method of Auto RGB Color Balance
1) Input the PC 1024x768 @ 60Hz 100% Color Bar pattern
(MSPG-925F model:37, pattern:33) 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.
6.4 Adjustment of DVR
(42LC2RR-CL, 42LC2RR-TL)
(1) Required Equipment
1) Remote controller for adjustment
2) MSPG-925F Pattern Generator
( Which has 576i YPbPr output with Standard (0.7Vpp)
Vertical 100% Color Bar Pattern shown in [Fig. 4])
(2) Method of Auto DVR Color Balance
1) Input the Component 576i 100% Color Bar signal into
Component1(CL,TL).
2) Set the PSM to Dynamic mode in Picture menu.
3) Press the IN-START key and then TURBO PICTURE
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-RGB OK means adjustment is completed.
7) If the result is ‘NG’, Try once more.
* Before White-balance, the AV ADC should be done.
7. White Balance
<Caution>
- System control RS-232 Host should be “PC” for
adjustment.
- AV ADC should be done before White-balance.
7.1. Test Equipment
1) Color Analyzer (CA-110)
2) PC (for communication through RS-232C)
-> UART Baud rate : 115200
3)Pattern Generator (MSPG-925F)
7.2. Target Value (PSM: Dynamic, CSM: Normal)
1) Normal(9300K) x:0.283±0.003, y: 0.298±0.003
2) Luminance(Y)
- PC : more than 250 Cd/m2(Typ: 300 Cd/m2)
- AV/COMP : more than 250 Cd/m2(Typ: 350 Cd/m2)
- 15 -
[Fig. 3]
[Fig. 4]
High 216 Gray
White balance
MSPG925F Model : 202
Pattern : 78
* Pal Video
PSM : Dynamic
AV4(ZL)/AV3(CL)