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LG 42PC5D Service Manual page 9

Plasma tv
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7-4. Adjustment of White Balance
(For manual adjustment)
- Required Equipment : When adjusting the PLASMA color
temperature, the No. 10 channel with the matrix
compensated
(White,
compensated) should be used for the CS-1000 as Color
analyzer (CA-100), which should be adjusted based on
the white balance adjustment coordinate as described
below.
(1) Enter to 'EZ-ADJUST' by pressing ADJ key of R/C.
(2) HEAT RUN at least 30 minutes by pressing the '11. TEST
Pattern' on the Service Remote Control and adjust.
(3) Set CA-100 in Zero Calibration, when adjust PDP module
make it contacting completely in the surface.
(4) Select '6. 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). This time white pattern is
displayed. (When press Gkey, the screen enters to Full
White internal pattern.)
(5) The adjustment completes in three color temperatures as
Cool, Medium, and Warm.
(6) When R GAIN is fixed at 192:
keep G GAIN and B GAIN less than 192 and find proper
values for adjustment.
When G GAIN is fixed at 192:
keep R GAIN and B GAIN less than 192 and find proper
values for adjustment.
When B GAIN is fixed at 192:
keep R GAIN and G GAIN less than 192 and find proper
values for adjustment.
(7) Adjust using Volume +/- KEY.
(8) When the adjustment is completed, press the OK (
button to move to the Ez –Adjust screen. Press the ADJ
KEY to exit the adjustment mode.
[Ref.] White Balance Adjustment Pixel and Color Temperature
(1) Standard white balance standard white balance coordinate
when using CS-1000 device:
Color temperature Measuring instrument
COOL
11000K, ∆uv=0.000
MEDIUM
9300K, ∆uv=0.000
WARM
6500K, ∆uv=0.000
(2) Directed color coordinate when using CA-100 CH 10
Brightness: Full white 216gray
Color temperature Color analyzer
COOL
CA-100
MEDIUM
CA-100
WARM
CA-100
Copyright©2007 LG Electronics. Inc. All right reserved.
Only for training and service purposes
Red,
Green
and
Blue
A
KEY)
Color coordinate
X
Y
0.276
0.283
0.285
0.293
0.313
0.329
Color coordinate
X
Y
0.276±0.002
0.283±0.002
0.285±0.002
0.293±0.002
0.313±0.002
0.329±0.002
(3) Directed color coordinate when using CA-210 CH 10
Color temperature Color analyzer
COOL
MEDIUM
WARM
8. Check the adjustment of the plant
shipping mode
No
Item
1
Input Mode
2
Volume Level
3
Mute
4
Aspect Ratio
5
SET ID
6
Picture PSM
Color Temp.
Advanced
7
Sound
SSM
AVL
Balance
TV Speaker
8
Time
Auto Clock
Manual Clock
Off Timer / On Timer
Sleep Timer / Auto Off
9
Option
Sub title
Child Lock
ARC
Demo
ISM Method
Low Power
10
Channel Memory
- 9 -
Color coordinate
X
CA-210
0.276±0.002
CA-210
0.285±0.002
CA-210
0.313±0.002
Condition
Digital
30
Off
16:9
1
Dynamic
Cool
Cinema
Off
Black level
Auto
Standard
Off
0
On
On
--
Off
Off
Off
16:9
Off
Normal
Off
Analog
C0, C5, C6, S11,
C20, C35, C52, C68
Digital
C43
LGE Internal Use Only
Y
0.283±0.002
0.293±0.002
0.329±0.002
Remark

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