Process 1: To open the service menu of LG LED TV, press and hold the TV’s menu and remote’s menu buttons for 6/7 seconds, and then a password box will appear on the TV screen. Then, the below 4-digit password should be typed there by the remote.
Process 2: Press and hold the menu button for 6 to 8 Seconds; then, when the password option opens on the display, type the following 4-digit code by remote.
Code (Password) 7777 or 0000 or 8878 or 0413 or 8743 or 8741