Mst9883A-Set Adjustment; Adjustment Of White Balance - LG 42LC2D Service Manual

EDID DATA for RGB
EDID table =
00 01 02 03 04 05 06 07 08 09 0A 0B 0C 0D 0E 0F
00 00 FF FF FF FF FF FF 00 1E 6D 5D 46 01 01 01 01
10 07 0F 01 03 68 5D 34 78 0A D4 6C A3 57 49 9C 25
20 11 48 4B AF CE 00 31 4F 45 4F 61 4F 01 01 01 01
30 01 01 01 01 01 01 64 19 00 40 41 00 26 30 18 88
40 36 00 A2 08 32 00 00 18 00 00 00 FD 00 38 4B 1E
50 3D 08 00 0A 20 20 20 20 20 20 00 00 00 FC 00 34
60 32 4C 43 32 44 2D 55 44 0A 20 20 20 00 00 00 00
70 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 AA

5. MST9883A-Set Adjustment

5-1. Synopsis
MST9883A-Set adjustment to set the black level and the Gain
of optimum with an automatic movement from the analog =>
digital converter.
5-2. Test Equipment
Service R/C, MSPG925FA Pattern Generator(720P The
Horizontal 100% Color Bar Pattern output will be possible and
the output level will accurately have to be adjusted to
0.7±0.1Vp-p)
Ez Adjust
1. MST9883A - 720p Set
2. MST9883A - 480p Set
3. MST9883A - 480i Set
4. Video(UPD) - SET
5. Sub-Brightness / Contrast
6. White-Balance
7. Module Control
8. Temperature Threshold
9. White-Pattern
10. 2 Hour Off Option
11. OAD
<Fig. 3> Adjustment Mode
<Fig. 4> Adjustment Pattern : 720P/60Hz HozTV31Bar Pattern
(720P/60Hz : Format No. 217, Pattern No. 65)
(480i / 60Hz : Format No. 209, Pattern No. 65)
5-3. Adjustment
(1) Select Component1 or Component2 as the input with
100% Horizontal Color Bar Pattern(HozTV31Bar) in 720p
Mode and select 'Normal' on screen.
(2) After receiving signal for at least 1 second, press the ADJ
Key on the Service R/C to enter the 'Ez - Adjust' and select
the '2. MST9883-Set'.
Pressing the Enter Key to adjust with automatic movement.
(3) When the adjustment is over, 'MST9883 Component
Success' is displayed. If the adjustment has errors,
'MST9883 Configuration Error' is displayed.
(4) After the Component MST9883 adjustment is over, convert
the RGB-DTV Mode and display Pattern.
When the adjustment is over, 'MST9883 RGB_DTV
Success' is displayed. If the adjustment has errors,
'MST9883 Configuration Error' is displayed.
(5) Readjust after confirming the case Pattern or adjustment
condition where the adjustment had errors.
(6) After adjustment is complete, exit the adjustment mode by
pressing the ADJ KEY.

6. Adjustment of White Balance

6-1. Required Equipment
(1) Color analyzer (CA-110, CA-210 or similar product)
(2) Automatic adjustor (with automatic adjustment hour
necessity and the RS-232C communication being possible)
(3) Pattern Generator(MSPG-925FA) : DVI Output
[W/B DATA]
Color
temperature
cmd1
Input Selection
Cool R
G
B
Medium R
G
B
Warm R
G
B
- 10 -
RS-232C 00 DTV
command 01 Analog 05 Component2
cmd2 02 Video1 06 RGB-DTV
03 Video2 07 RGB PC 08 HDMI/DVI
k b Min Default
j g 00
j h 00
j i c0
j a c0
j b 00
j c 00
j d c0
j e 00
j f 00
04 Component1
Max
ae c0
bb c0
c0 c0
c0 c0
B2 c0
9a c0
c0 c0
a5 c0
5r c0