LG 32LX2D Service Manual

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5. Adjustment of White Balance
5-1. Required Equipment
(1) Color analyzer (CA-110 or similar product)
(2) Automatic adjustor (with automatic adjustment hour
necessity and the RS-232C communication being possible)
(3) AV Pattern Generator
5-2. Connection Diagram of Equipment
for Measuring (Automatic Adjustment)
RS-232C Command (Automatic Adjustment)
5-3. Adjustment of White Balance(manual)
Operate the Zero-calibration of the CA-110, then attach
sensor to PDP module surface when you adjust.
Manual adjustment is also possible by the following
sequence.
(1) Enter ‘3.White-Pattern’ by pressing ADJ KEY on the
Service Remote Control.
(2) Select "Test Pattern White" using Vol +/- Key and Execute
HEAT RUN at least 15 minutes.
(3) Receive the HDMI/DVI 720p 60Hz, Full size, 216 Gray
window pattern signal from AV Pattern Generator.
Input mode : HDMI/DVI
Baud rate = 115200bps
(4) Select the condition of screen Adjustment as ‘Dynamic’.
(5) After attaching sensor to center of screen, select ‘2. White-
Balance’ in ‘Ez - Adjust’ by pressing the ADJ KEY on the
Service R/C. Then enter adjustment mode by pressing the
Right KEY ( ) .
a. In case color temperature is Cool.
B Gain = 192(lock)
R-Offset:64, G-Offset:64, B-Offset:64
Adjust the High Light by using R Gain/ G Gain.
b. In case color temperature is Medium
R Gain = 64(lock)
R-Offset:64, G-Offset:64, B-Offset:64
Adjust the High Light by using G Gain/ R Gain-37"
c. In case color temperature is Warm
R Gain = 192 (lock)
R-Offset:64, G-Offset:64, B-Offset:64
Adjust the High Light by using G Gain/ B Gain.
(6) Adjust using Volume +/- KEY.
luminosity value : High Level : 216gray
a. Cool : X=0.274±0.002, Y=0.274±0.002
Color temperature : 12000°K±1000°K, dUV=-3dUV
b. Medium : X=0.287±0.002, Y=0.289±0.002
Color temperature : 9300°K±1000°K, dUV=-3dUV
c. Warm : X=0.315±0.002, Y=0.316±0.002
Color temperature : 6500°K±1000°K, dUV=-3dUV
(7) After adjustment is complete, move to Ez - Adjust screen
by pressing the ENTER(
) KEY. Then exit the adjustment
mode by press ADJ KEY.
R Gain
G Gain
B Gain
R Offset
G Offset
B Offset
00
00
00
00
00
00
ff
ff
ff
7f
7f
7f
Jg
Jh
Ji
Ja
Jb
Jc
Jd
Je
Jf
C0
C0
C0
C0
C0
C0
C0
C0
C0
RS-232C Command
[CMD ID DATA]
Cool
Mid
Warm
Cool Mid
Warm
MIN
CENTER
(DEFAULT)(Hex)
MAX
<Fig. 3> Connection Diagram of Automatic Adjustment
216 FULL WHITE
HDMI signal input
PDP MONITOR
COLOR
ANALYZER
TYPE; CA-110
MSPG-925 Series
40
40
40
40
40
40
40
40
40
40
40
40
40
40
40
40
40
40

LG 32LX2D Specifications

General

Brand	LG
Model	32LX2D
Category	LCD TV
Language	English