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Troubleshooting
No power
• Make sure power button (or switch) is ON.
• Make sure A/C or DC power cord is securely connected to the Zero Client
Monitor.
• Plug another electrical device (like a radio) into the power outlet to verify that the
outlet is supplying proper voltage.
Power is ON but no screen image
• Make sure the video cable supplied with the Zero Client Monitor is tightly secured
to the video output port on the back of the computer. If the other end of the video
cable is not attached permanently to the Zero Client Monitor, tightly secure it to
the Zero Client Monitor.
• Adjust brightness and contrast.
• If you are using an Macintosh older than G3, you need a Macintosh adap
Wrong or abnormal colors
• If any colors (red, green, or blue) are missing, check the video cable to make
sure it is securely connected. Loose or broken pins in the cable connector could
cause an improper connection.
• Connect the Zero Client Monitor to another computer.
• If you have an older graphics card, contact ViewSonic
®
for a non-DDC adapter.
Control buttons do not work
• Press only one button at a time.