Lenco DVL-1955 - Manual (Page 17)

OSD Menu
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4. Feature menu
Lock: This menu allows you to lock certain features of the television so that they can not be
used or viewed. For example if you don’t want certain channels viewed by children or if the
television is to be used in a hotel and you want certain channels be locked.
When you enter the system lock menu you will be asked for a password. As default it is 0000.
Lock Enable - Turn on/off the Lock functions.
Note: When it is be turned on, the functions of Parental Guidance and Change Pin code
below will be locked, and the functions Lock(in Channel Management), Auto Search,
DTV Manual Search, ATV manual Search in Channel menu will also be locked.
Parental Guidance - Select the Parental Guidance mode, or turn off the function.
Change Pin Code – Press OK button to enter , first enter the current code, then enter
your new code and confirm your new code.