Canon LV-7575 User Manual page 42

SETTING
USB
This Projector has a USB port for interactive operation between the
projector and computers. Set the mode by following the steps
below.
Wireless Mouse mode
Select " " when controlling a computer with the remote control
unit of this projector.
Projector mode:
" " Not used.
Security
Key lock
This function locks operation of the top control and remote
control unit. It helps to prevent operation by an unauthorized
person.
. . . . unlocked.
. . . . locks operation of the top control.
To unlock, use the remote control unit.
. . . . locks operation of the remote control unit.
To unlock, use the top control.
If the top control accidentally becomes locked and you do not
have the remote control unit nearby, unplug the AC power
cord from the AC outlet, and then hold down the OK button
and reinsert the AC power cord. This will cancel the top
control lock. Logo PIN code and PIN code will also be
cancelled.
42
Security
Key lock
Select Key lock and
this box appears.
Choose one of the
alternatives with the
POINT UP/DOWN
buttons and select
[Yes] to activate it.