LG 50PK550, Руководство по обслуживанию

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Only for training and service purposes
* 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.
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)
(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.
- 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”.
O
Connect all cables and equipments like Pic.5)
O
Set Baud Rate of RS-232C to 115200. It may set
115200 orignally.
O
Connect RS-232C cable to set
O
Connect HDMI cable to set
V
RS-232C COMMAND(Commonly apply)
< Connection Diagram for Adjustment White balance >
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 1f End 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)