Press the helpful button and check link below for various models
First power off your TV using the remote, then press following buttons quickly on your TV remote:
Display (or i+) + 5 + Volume Up + Power
It'll show the hidden service menu on your TV screen.
Once you enter into service menu, you can press
Menu (or Options) button again on your remote to switch between various service modes such as
Digital, Chassis and VPC.
To navigate between available options press
1 or
4 buttons. To change or modify their values press
3 or
6 buttons.
To save your changes, just press
Mute + 0 (or Enter) buttons on the remote.
To restore settings to factory defaults, press
8 + 0 (or Enter) buttons.
PS: For some new models the above mentioned method might not work. You can try following key sequence to access service menu in those new models:
While TV is on, press
Left + Right + Mute + Center button + Mute + Menu buttons.
Hidden Secret Service Menu Codes for Sony Samsung LG and Philips TV
TV Service Menus Hidden features you didn know about
service menu for tv LG lcd
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