Troubleshooting - ViewSonic VA2456-MIKU User Manual

Troubleshooting

This section describes some common problems that you may experience when
using the monitor.
Problem or Issue
No power
Power is On, but no
image appears on
screen
Wrong or abnormal
colors
Screen image is too
light or dark
Screen image cuts in
and out
Screen image is
blurred
The screen isn't
centered correctly
The screen appears
yellow
Possible Solutions
• Make sure you have turned on the monitor by
pressing the Power button.
• Make sure the power cord is properly and securely
connected to the monitor and power outlet.
• Plug another electrical device into the power outlet
to verify that the outlet is supplying power.
• Make sure the video cable connecting the monitor to
the computer is properly and securely connected.
• Adjust the brightness and contrast settings.
• Make sure the correct input source is selected.
• If any colors (red, green, or blue) are missing, check
the video cable to make sure it is properly and
securely connected. Loose or broken pins in the cable
connector could cause an improper connection.
• Connect the monitor to another computer.
• Adjust brightness and contrast settings via the OSD
Menu.
• Reset the monitor to factory settings.
• Make sure the correct input source is selected.
• Check for bent or broken pins in the video cable
connector.
• Make sure the video cable connecting the monitor to
the computer is properly and securely connected.
• Adjust the resolution to the correct Aspect Ratio.
• Reset the monitor to factory settings.
• Adjust the horizontal and vertical controls via the OSD
Menu.
• Check the Aspect Ratio.
• Reset the monitor to factory settings.
• Make sure the "Blue Light Filter" is Off.
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