Basic Operations; Turning The Display On Or Off; Locking/Unlocking The Controls; Switching Input Signals - BenQ T420 User Manual

Basic operations

Turning the display on or off

To turn on or off the display, press the power button on the
display's control panel or on the remote control.
• The display's standby mode still consumes power. To completely cut off power supply,
disconnect the power cord from the power outlet.
• The display follows the VESA approved DPM Power Management function. The power
management function is an energy saving feature that automatically reduces the display's power
consumption when the keyboard or the mouse has not been used for a fixed period.

Locking/unlocking the controls

You can lock/unlock the control panel to prevent unwanted or accidental operations.
Control panel buttons
Press and hold
buttons do not function unless unlocked.
OSD menu function
Press and hold
on the control panel does not function unless unlocked.
Power on/off function
Press and hold MENU and
control panel does not function unless unlocked.
Remote control functions
Press and hold MENU and
to any remote control operations unless unlocked.

Switching input signals

Press the INPUT button on the remote control or the INPUT button on the control
panel to select an input signal.

Adjusting audio volume level

Press /
volume.
and simultaneously for 5 seconds. Once locked, the control panel
and simultaneously for 5 seconds. Once locked, the MENU button
for 5 seconds. Once locked, the power button on the
for 5 seconds. Once locked, the display does not respond
on the control panel or VOL+/VOL- on the remote control to adjust the
Basic operations 31