Using the joystick to lock/unlock buttons, Locking the power and joystick buttons – Dell C2723H 27" Video Conferencing Monitor User Manual
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Troubleshooting
If your monitor screen remains blank after you use the previous procedure, check
your video controller and computer, because your monitor is functioning properly.
Using the Joystick to Lock/Unlock Buttons
Locking the Power and Joystick Buttons
You can lock the joystick and Power buttons to prevent access to the OSD menu
and/or power off the monitor.
To lock the buttons:
1.
Toggle and hold the joystick to the
up
or
down
or
left
or
right
for about 4
seconds until a pop menu appears.
2.
Select one of the following options:
•
Menu Buttons
: All joystick functions are locked and not accessible by the
user.
•
Power Buttons
: Only the
Power Button
is locked and not accessible by
the user.
•
Menu + Power Buttons
: Both the joystick & the
Power Button
are locked
and not accessible by the user.