LG 50PC1D Service Manual page 14

7-4. Sequence of Adjustment
- DDC data of Analog-RGB
1) Init the data.
2) Load the EDID data.(Open File).
Open File
3) Set the S/W as below.
4) Push the "Write Data & Verify"button. And confirm "Yes".
5) If the writing is finished, you will see the "OK" message.
6) If TV has two HDMI, you must download two times for
each HDMI.
8. Auto AV(CVBS) Color Balance
8-1. Requirement
This AV color balance adjustment should be performed
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before white Balance Adjustment.
It is very import to use adjustment pattern like Fig.7.
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1) Within the pattern, color sequence should be aligned
: W-Y-C-G-M-R-BLUE-BLACK.
(If color sequence is reversed (Black -> ... -> White),
reverse the pattern with REV key, when using Master
pattern generator like MSPG-925)
2) If minimum Black level and/or maximum White level is
not correct, select 100% color bar pattern.
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[Analog file] (for RGB)
[Digital file] (for HDMI)
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8-2. Required Equipment
1) Remote controller for adjustment.
2) AV Pattern Generator.
: 802F Pattern Generator, Master(MSPG-925FA), etc.
(Which has PAL Composite Video format output with
standard(1.0 Vpp) Vertical 100% Color Bar Pattern as Fig7)
8-3. Method of Auto AV(CVBS) Color Balance
1) Input the PAL Composite Video into video input.
(Input 50Hz : AV3/AV4 Input)
2) Set the PSM to Standard mode in Picture menu.
3) Press IN-STAR key on R/C for adjustment.
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4) Press the (Vol. +) key operate to set, then it becomes
automatically.
5) Auto-RGB OK means completed adjustment.
(Fig. 7) Auto AV(CVBS) Color Balance Test Pattern
9. Adjustment of White Balance
9-1. Required Equipment
1) Remote controller for adjustment.
2) Color Analyzer.(CA-100 or same product)
3) Auto W/B adjustment instrument.(only for Auto adjustment)
4) AV Pattern Generator.
9-2. Connecting diagram of equipment for
measuring (For Auto Adjustment)
- Press FRONT-AV on control R/C before Automatic Adjustment.
(Fig. 8) Connection Diagram of Auto W/B Adjustment