322. TV Menus
Lock, continued
Lock Time
Blocks all use of the TV during the time period you specify. You must enter a pass code to use the TV when the time lock is in effect. After releasing the lock with the pass code, the lock does not go back into effect until the next time the TV is powered on.
Lock by
Time
Lock Time,
Unlock
Time
Enables/disables Lock by Time.
To set the lock and unlock times:
1.Highlight the lock or unlock time.
2.Press ENTER to start editing.
3.Press 
to make changes.
4.Press ENTER to confirm changes.
Note: To make Lock by Time active 24 hours a day, set Start Time and Stop Time the same.
Lock Channel
The Channel Lock menu lists channels currently in memory (see page 25). Highlight a channel and press ENTER to lock (
) or allow (
) the channel. Channels locks will be cleared the next time you perform a channel scan.
Lock Panel
Off, On On locks and Off unlocks the buttons on the TV’s control panel. Use this option if small children try to press TV buttons.
•To release the Panel Lock from the TV’s control panel, press and hold the INPUT button for ten seconds. If the TV is powered off, press POWER after the lock releases to make the TV power on.
•To reactivate the lock, return to this menu and change the setting to On.
Lock Other
Other Menu Options (alternate rating system) 740 and 840 Series, U.S. Only
This TV can recognize new rating systems that may come into effect in the future. Such alter- nate rating systems will apply only to digital programming received on the ANT input.
Lock On, Off
Enables/disables program blocking.
System The rating system available for the channel
Group Rating groups available in the rating system shown on the screen. Rating groups are defined by the rating system in effect.
Rating Rating restrictions available in the selected rating system and group. Highlight the rating and press ENTER to check (block) or uncheck (allow) rated content.
For assistance call 1(800)