50PQ60D-SA (CHASSIS:PB92A) - LG TV Service Manual (repair manual). Page 14

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7. Adjustment Color Temperature  
(White balance)
7-1. Using Instruments
(1) Color Analyzer: CA-210 (CH 9)
- Using LCD color temperature, Color Analyzer (CA-210)
must use CH 9, which Matrix compensated (White, Red,
Green, Blue compensation) with CS-2100. See the
Coordination bellowed one. 
(2) Auto-adjustment Equipment (It needs when Auto-
adjustment - It is availed communicate with RS-232C :
Baud rate: 115200) 
(3) Video Signal Generator MSPG-925F 720p, 216Gray
(Model: 217, Pattern 78)
7-2. Connection Diagram (Auto Adjustment)
(1) Using Inner Pattern
(2) Using HDMI input
7-3. White Balance Adjustment 
If you can’t adjust with inner pattern, then you can adjust it
using HDMI pattern. You can select option at “Ez-Adjust Menu
- 7. White Balance” there items “NONE, INNER, HDMI”. It is
normally setting at inner basically. If you can’t adjust using
inner pattern you can select HDMI item, and you can adjust.
In manual Adjust case, if you press ADJ button of service
remocon, and enter “Ez-Adjust Menu - 7. White Balance”,
then automatically inner pattern operates. (In case of “Inner”
originally “Test-Pattern. On” will be selected in The “Test-
Pattern. On/Off”. 
(1) Connect all cables and equipments like (Fig. 1)
(2) Set Baud Rate of RS-232C to 115200. It may set 115200
orignally.
(3) Connect RS-232C cable to set
(4) Connect HDMI cable to set
O
RS-232C Command (Commonly apply) 
- “wb 00 00”: Start Auto-adjustment of white balance.
- “wb 00 10”: Start Gain Adjustment (Inner pattern) 
- “jb 00 c0” : 
-  ...
- “wb 00 1f”: End of Adjustment
- If it needs, offset adjustment (wb 00 20-start, wb 00 2f-end)
- “wb 00 ff”: End of white balance adjustment (inner pattern
disappear)
Notice) Adjustment Mapping information
O
When Color temperature (White balance) Adjustment
(Automatically)
- Press “Power only key” of service remocon and operate
automatically adjustment.
- Set BaudRate to 115200.
O
You must start “wb 00 00” and finish it “wb 00 ff”.
O
If it needs, then adjustment “Offset”.
- 14 -
 
(Fig. 1) Connection Diagram for Adjustment White balance
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