42PC5RVH-TD (CHASSIS:PP78A) - LG TV Service Manual (repair manual). Page 13

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11-6. EDID Data
(1) VGA
<Analog (RGB) >
< Digital1 (HDMI/DVI1) >
< Digital2 (HDMI/DVI2) >
=> Detail EDID Options are below([1],[2],[3],[4],[5])
1. [1]-Product ID
2. [2]-Serial No :  Controlled on production line
3. [3]-Month, Year : Controlled on production line
ex) Monthly: '03'   =>  '03' 
Year:  '2005' =>  '0F'
4. [4]-Model Name :  model name -> LG TV
- LG TV
5. [5]-Checksum (7EH) -> Changeable by total EDID data.
12. Adjustment of White Balance
12-1. Purpose and Principle for adjustment
of the color temperature
(1)  Purpose  :  Adjust  the  color  temperature  to  reduce  the
deviation of the module color temperature.
(2)  Principle  :  To  adjust  the  white  balance  without  the
saturation,  Fix  the  one  of  R/G/B  gain  to  80  and  decrease
the others.
12-2.Adjustment mode
:  Two  modes  of  Cool  and  Warm.(Medium  data  is
automatically calibrated by the cool data)
12-3. Required Equipment
(1) Remote control for adjustment.
(2) Color Analyzer.(CA-110 or same product) - CH : 10
(3) Auto W/B adjustment instrument.(only for Auto adjustment)
12-4. Connecting diagram of equipment for
measuring 
(For Automatic Adjustment)
(1) Enter the DDC adjust mode.
-  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 DDC adjust 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.
*  Standard  color  coordinate  and  temperature  when  using  the
CA-110 or CA210 equipment.
* Synchronization relation between PSM and CSM.
1
2
4
4
3
5
5
1
2
3
4
4
5
10
10
5
1
2
3
4
4
5
5
20
20
Model
Name
42PC5RV
42PC7RV
DEC
40119 (A)
40120 (D)
40121 (A)
40122 (D)
Product ID
HEX
9CB7
9CB8
9CB9
9CBA
EDID table
B79C
B89C
B99C
BA9C
Color Coordinate
x
0.283±0.002
0.293±0.002
0.329±0.002
11,000K
9,300K
6,500K
0.000
0.000
0.003
0.276±0.002
0.285±0.002
0.313±0.002
COOL
MEDIUM
WARM
Mode
Temp
uv
CSM
Remark
Cool
Normal
Warm
Dynamic
Standard
Mild
PSM
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