55LEX8-SA (CHASSIS:LJ03S) - LG TV Service Manual (repair manual). Page 14

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5.2.1 Manual Download  
A
Write HDMI EDID data  
• Using instruments 
- Jig. (PC Serial to D-Sub connection) for PC, DDC
adjustment.  
- S/W for DDC recording (EDID data write and read) 
- D-sub jack 
- Additional HDMI cable connection Jig. 
• Preparing and setting.  
- Set instruments and Jig. Like pic.5), then turn on PC and
Jig.  
- Operate DDC write S/W (EDID write & read) 
- It will operate in the DOS mode. 
Pic.3) For write EDID data, setting Jig and another instruments. 
• EDID data for LJ03R Chassis (Model name = LG TV) 
- HDMI-1 EDID table (0x04, 0x00) 
- HDMI-2 EDID table (0x04, 0xF0) 
- HDMI-3 EDID table (0x04, 0xE0) 
- HDMI-4 EDID table (0x04, 0xD0) 
- Analog (RGB) EDID table (0x1D) 
PC
VSC
B/D
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