Viewsonic VE710b/VE710s ユーザーズマニュアル

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• 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 
LCD dislay 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 
LCD dislay, tightly secure it to 
the
LCD dislay.
• Adjust brightness and contrast.
• If you are using an Macintosh older than G3, you need a Macintosh adapter.
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 
LCD dislay 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.
Troubleshooting
No power
• Make sure power button (or switch) is ON. 
• Make sure A/C power cord is securely connected to the 
LCD dislay.
ViewSonic        VE710b_VE710s
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