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LGE Internal Use Only
Copyright © 2007 LG Electronics. Inc. All right reserved.
Only for training and service purposes
6.4. Connecting diagram of equipment for
measuring
(For Automatic Adjustment)
(1) Enter the adjustment mode of the white balance
- Enter the white balance adjustment mode at the same
time heat-run mode when pushing the power on by power
only key.
- Maintain the white balance adjustment mode with same
condition of Heat-run. (Maintain after AC off/on in status
of Heat-run pattern display)
(2) Release the white balance adjustment mode
- Release the adjust mode after AC off/on or std-by off/on
in status of finishing the Hear-run mode
- Release the Adjust mode when receiving the aging off
command(F3 00 00) from adjustment equipment
- Need to transmit the aging off command to TV set after
finishing the adjustment.
O
Standard color coordinate and temperature when using the
CA-110 or CA210 equipment
O
Synchronization relation between PSM and CSM
(3) DDC adjustment support command set
* R/G/B GAIN max value : 80
* Luminance min value is 200 cd/m
2
in the cool mode(for LCD)
6.5. Adjustment of White Balance
(For Manual adjustment)
- Adjustment mode : Two modes of Cool (Dynamic) and
Warm(Mild) (Medium data is automatically calibrated by the
cool data)
- Color analyzer(CA110, CA210) should be used in the
calibrated ch by CS-1000.(LCD : CH9)
- For manual adjustment, it is also possible by the following
sequence
Operate the zero-calibration of the CA-110 or CA-210, then
stick sensor to the module when adjusting.
(1) Select white pattern of heat-run by pressing “
POWER ON
”
key on remote control for adjustment then operate heat run
longer than 15 minutes. (If not executed this step, the
condition for W/B will be differ )
(2) Changing to the av mode by remote control.(av mode : av1
or av2 or av3)
(3) Display the internal pattern of the VCT-Pro IC by pushing
the
IN-START
.
(4) Stick sensor to center of the screen and select each items
(Red/Green/Blue Gain and Offset) using
D
/
E
(CH ±) key on
R/C.
(5) Adjust R/ G/B Gain using
F
/
G
(VOL ±) key on R/C.
(6) Adjust two modes of Cool(Dynamic) and Warm(Mild) as
below figure. (Fix the one of R/G/B and change the others)
1) Push the one time the in-start key : Dynamic(Cool)
2) Push the two more the in-start key : Mild(Warm)
Adjustment
Aging On/Off
Input select
R GAIN
G GAIN
B GAIN
R GAIN
G GAIN
B GAIN
R GAIN
G GAIN
B GAIN
CMD(HEX)
F3
F4
16
18
1A
16
18
1A
16
18
1A
ADR
00
00
00
01
02
VALUE
FF/00
00 - FE
00 - FE
00 - FE
00 - FE
00 - FE
00 - FE
00 - FE
00 - FE
00 - FE
detail
OO : OFF
01 : ON
FF : WB Ready
0x10 : TV
0x20 : AV1(SCART1)
0x21 : AV2(SCART2)
0x23 : AV3(Side AV)
0x40 : Component1
0x50 : RGB DTV
0x60 : RGB PC
0x90 : HDMI1 DTV
GAIN adjustment
CSM COOL
GAIN adjustment
CSM NORMAL
GAIN adjustment
CSM WARM
PSM
CSM
Remark
Dynamic
Cool
Standard
Normal
Mild
Warm
Mode
Color coordinate
Temp
Δ
uv
X
Y
Cool
0.276±0.002
0.283±0.002
11,000K 0.000
Medium 0.285±0.002
0.293±0.002
9,300K
0.000
Warm
0.313±0.002
0.329±0.002
6,500K
0.003
Mode
Color coordinate
Temp
Δ
uv
X
Y
Cool
0.276±0.002
0.283±0.002
11,000K 0.000
Medium 0.285±0.002
0.293±0.002
9,300K
0.000
Warm
0.313±0.002
0.329±0.002
6,500K
0.003
