LG 50PC3D Service Manual page 11

6-3. Adjustment
(1) Select Component 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 '1. MST9883A-720p Set'.
Pressing the Enter Key to adjust with automatic movement.
(3) When the adjustment is over, 'MST9883A Component
Success' is displayed. If the adjustment has errors,
'MST9883A Configuration Error' is displayed.
(4) After the Component MST9883A adjustment is over,
convert the RGB-DTV Mode and display Pattern.
When the adjustment is over, 'MST9883A RGB_DTV
Success' is displayed.
(5) Select Component as the input with 100% Horizontal Color
Bar Pattern(HozTV31Bar) in 480i Mode.
(6) 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 '3. MST9883A-480i Set'.
Pressing the Enter Key to adjust with automatic movement.
(7) When the adjustment is over, 'MST9883A Component
Success' is displayed. If the adjustment has errors,
'MST9883A Configuration Error' is displayed.
[ MST9883 480i adjustment is apply the only Component Mode.
(8) Readjust after confirming the case Pattern or adjustment
condition where the adjustment had errors.
(9) After adjustment is complete, exit the adjustment mode by
pressing the ADJ KEY.
7. Adjustment of White Balance
7-1. Required Equipment
(1) Color analyzer (CA-100 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
7-2. Connection Diagram of Equipment
for Measuring
(Automatic Adjustment)
[ [ RS-232C Command
(Automatic Adjustment)
RS-232C COMMAND
Cool Med Warm
R Gain Jg Ja Jd
G Gain Jh Jb Je
B Gain Ji Jc Jf
R Cut
G Cut
B Cut
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ADJUSTMENT INSTRUCTIONS
CENTER(DEFAULT)
Min Max
Cool Med Warm
00 b8 c0 c0 ff
00 bd b8 96 ff
00 c0 b1 54 ff
40 40 40 7f
40 40 40 7f
40 40 40 7f
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7-3. Adjustment of White Balance
O Operate the Zero-calibration of the CA-100, then attach
sensor to PDP module surface when you adjust.
O Manual adjustment is also possible by the following sequence.
(1) Enter 'Ez - Adjust' by pressing ADJ KEY on the Service
Remote Control.
(2) Select "8. WHITE PATTERN" using CH +/- Key and HEAT
RUN at least 30 minutes by pressing the ENTER Key.
(3) Receive the Window pattern signal from Digital Pattern
Generator. (AV Input: connect the 'HDMI')
(4) After attaching sensor to center of screen, select '5. White-
Balance' of 'Ez - Adjust' by pressing the ADJ KEY on the
Service R/C. Then enter adjustment mode by pressing the
Right KEY (G) .
(5) Adjust the Hight Light using R Gain/G Gain(Cool).
Adjust the Hight Light using G Gain/B Gain(Medium).
Adjust the Hight Light using G Gain/B Gain(Warm).
(6) Adjust using Volume +/- KEY.
After adjustment is complete, exit the adjustment mode by
pressing the ADJ KEY.
High Level: 216gray
[Cool]
X; 0.278±0.002 Y; 0.279±0.002
Color temperature: 11000°K±1000°K
[Medium]
X; 0.287±0.003 Y; 0.289±0.003
Color temperature: 9300°K±1000°K
[Warm]
X; 0.315±0.002 Y; 0.316±0.002
Color temperature: 6500°K±1000°K