User’s Guide

Trou b le sh oot in g 81
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 th
e monitor.
To lock the buttons:
1. T
oggle 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 B
uttons: 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.