Read LG 42PJ350-SA (CHASSIS:PB02A) Service Manual online
* See Working Guide if you want more information about EDID
communication.
5-6. Adjustment Color Temperature
(White balance)
(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.
(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)
Baud rate: 115200)
3) Video Signal Generator MSPG-925F 720p, 216Gray
(Model: 217, Pattern 78)
(2) Connection Diagram (Auto Adjustment)
1) Using Inner Pattern
2) Using HDMI input
(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.
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”.
then automatically inner pattern operates. (In case of
“Inner” originally “Test-Pattern. On” will be selected in The
“Test-Pattern. On/Off”.
O
Connect all cables and equipments like Pic.5)
O
Set Baud Rate of RS-232C to 115200. It may set
115200 orignally.
115200 orignally.
O
Connect RS-232C cable to set
O
Connect HDMI cable to set
V
RS-232C COMMAND(Commonly apply)
O
wb 00 00”: Start Auto-adjustment of white balance.
O
“wb 00 10”: Start Gain Adjustment (Inner pattern)
O
“jb 00 c0” :
O
…
O
“wb 00 1f”: End of Adjustment
* If it needs, offset adjustment (wb 00 20-start, wb 00 2f-
end)
O
“wb 00 ff”: End of white balance adjustment (inner
pattern disappear)
pattern disappear)
- 11 -
RS-232C COMMAND
[CMD ID DATA]
Meaning
wb
00
00
White Balance adjustment start.
wb
00
10
Start of adjust gain
(Inner white pattern)
wb
00
1fEnd of
gain adjust
wb
00
20
Start of offset adjust
(Inner white pattern)
wb
00
2f
End of offset adjust
wb
00
ff
End of White Balance adjust
(Inner pattern disappeared)
< Connection Diagram for Adjustment White balance >
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