Samsung UD55A 사용자 설명서

The password can be changed.

The preset password for the LCD Display is "0000".

If you forgot your password, press the remote buttons INFO → EXIT → MUTE to reset the password
to "0000."

This is the function that locks the OSD in order to keep the current settings or to prevent others from
adjusting the settings.

Selecting Lock On will enable Lock Off. To disable the Lock function, enter the password for Lock
Off.

This feature adjusts the power consumption of the unit in order to save energy.

1.

2.

Adjusting the LCD Display