System Reset Button; Tv Reset Menu - Mitsubishi Electric WD-73727 Owner's Manual

Additional Information
System Reset Button
if the TV doesn't respond to either the remote control
or the front panel controls or will not power off, press
the SYSTEM RESET button on the front panel with a
pointed item such as the point of a ball point pen or
end tip of a paperdip,
The TV will turn off and the green LED will flash
quickly for about one minute. When the green LED
stops flashing, you may turn on the TV again. The
changes you made while the TV was most recently
on, before you used the SYSTEM RESET button, may
be lost; the changes you made previously, however,
are not lost. Only those changes since the last power
on may be lost when the system reset button is
pressed. All other settings are retained.
TV Reset Menu
Read on-screen warnings before
proceeding, as some user data or
settings may be erased.
1. Press TV MENU and then 1, 2, 3to see the
RESET SERVICE MENU to reset the TV.
2. Select Reset System Defaults (OAUTWON: All
settings, except V-Chip, will be reset to the
original factory defaults).
Oemo Mode
This TV has a demo mode for use in retail stores. To turn the demo mode On/Off, press the following buttons in
sequence:
MENU, 0, QV, 0
20 Chapter f. Television Overview