LG 22LG3000 Service Manual page 18

② Check the connection below is right, and TV should in EDID ISP mode, if the EDID ISP mode menu disappear
please enter it again.
③ "1" means write. "2" means read. Key in "2" and press "Enter" on keyboard can read the HDMI EDID date of this TV.
Key in "1" and press "Enter" can update HDMI EDID date, key in correct serial number according to rating label of back
cover, and press "Enter" (as picture 7)
Key in "1" and
press "Enter"
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Connect to PC
Picture 7
Connect to TV
HDMI port
12V
Key in correct
serial number
- 18 - LGE Internal Use Only