ViewSonic VA2456-MIKU User Manual page 46

Problem or Issue
The OSD Menu
does not appear
on the screen/the
OSD controls are
inaccessible
Control panel keys do
not work
Some menus aren't
selectable in the OSD
No audio output
The monitor will not
adjust
USB devices connected
to the monitor do not
work
The external device
is connected, but no
image appears on the
screen
Possible Solutions
• Check whether the OSD Menu is locked. If yes, press
and hold the 2 and 3 key for 10 seconds.
• Turn off the monitor, unplug the power cord, plug it
back in, and then turn on the monitor.
• Reset the monitor to factory settings.
• Press only one key at a time.
• Restart the computer.
• Adjust the ViewMode or the input source.
• Reset the monitor to factory settings.
• If using ear-/headphones, ensure the mini stereo jack
is connected.
• Make sure the volume is not muted, nor set to 0.
• Check the Audio Input setting.
• Make sure there are no obstructions near or on the
monitor, and that there is adequate spacing.
• For more information, see "Adjusting the Viewing
Angle" on page 19.
• Make sure the USB cable is connected properly.
• Try changing to another USB port (if applicable).
• Some USB devices require a higher electric current;
connect the device directly to the computer.
• Make sure the Power is On
• Adjust brightness and contrast via the OSD Menu.
• Check the connecting cable and make sure it is
properly and securely connected. Loose or broken
pins in the cable connector could cause an improper
connection.
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