Check Edid And Write Hdcp Key; Edid Data - LG 22LN4000 Service Manual

3.3.2. Download steps
(1) Execute 'ISP Tool' program in PC, then a main window will
be opened
(2) Click the Config and Change speed
(MT8223, Using Port, 115200, 4ms)
(3) Click the connect button and confirm
(4) Read and write bin file
Click "(1) Browse" tab, and then load download file (XXXX.
bin) by clicking and open.
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Only for training and service purposes
(5).Click "Upgrade" tab and set as below
(6) After downloading, AC Power OFF and ON.
3.4. Download method 2
1) Connection USB memory for upgrade.(File name : Mx42A_
PMN_xxxx.bin or Mx42A_PTN_xxxx.bin)
2) Press the IN START key.
3) Select the 'Upg Fw' menu
4) Press the ► key and wait
5) If the progressive bar 100% will be completed
- Notice: Do not plug out USB during upgrading.

4. Check EDID and Write HDCP key

- This model is no need to write. EDID data is in Program source

4.1. EDID data

No. Item
1 Manufacturer ID
2 Product ID
3 Year
4 Version
5 Revision
6 Model Name
- 8 -
content 16bit Data
GSM 1E6D
Analog : 22984 59C8
2012 16
Analog : 1 1
Analog : 3 3
2D HD LG TV
LGE Internal Use Only