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4.2. DDC EDID Write (RGB 128Byte )
· Connect D-sub Signal Cable to D-Sub Jack.
· Write EDID DATA to EEPROM (24C02) by using DDC2B
protocol.
· Check whether written EDID data is correct or not.
* For SVC main Ass'y, EDID have to be downloaded to Insert
Process in advance.
4.3 DDC EDID Write (HDMI 256Byte)
· Connect HDMI Signal Cable to HDMI Jack.
· Write EDID DATA to EEPROM(24C02) by using DDC2B
protocol.
· Check whether written EDID data is correct or not.
* For SVC main Ass'y, EDID have to be downloaded to Insert
Process in advance.
4.4 EDID DATA
1) All Data : HEXA Value
2) Changeable Data :
*: Serial No : Controlled / Data:01
**: Month : Controlled / Data:00
***:Year : Controlled
****:Check sum
- Auto Download
· After enter Service Mode by Pushing "ADJ" key
· Enter EDID D/L mode.
· Enter "START' by pushing "OK" key.
HDMI number is dependent on model.
Copyright
LG Electronics. Inc. All right reserved.
Only for training and service purposes
- Manual Download
* Caution
1) Use the proper signal cable for EDID Download
- Analog EDID : Pin3 exists
- Digital EDID : Pin3 exists
2) Nerver connect HDMI & D-sub Cable at the same time.
3) Use the proper cables below for EDID Writing.
4) Download HDMI1, HDMI2 separately because each data is
different.
For Analog EDID
D-sub to D-sub
Item
Manufacturer ID
Version
Revision
(1) FHD RGB EDID Data (CS : 1C)
(2) FHD HDMI 1 EDID Data (CS : E299)
- 12 -
For HDMI EDID
DVI-D to HDMI or HDMI to HDMI
Condition
Data(Hex)
GSM
1E6D
Digital : 1
01
Digital : 3
03
LGE Internal Use Only
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