V7 L215E, User Manual

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TROUBLESHOO
TING
6
No Power
• Make sure AC power cord is securely connected to the power adapter and the power supply
is firmly connected to the monitor
• Plug another electrical device into the power outlet to verify that the outlet is supplying proper voltage
• Make sure all signal cables are installed
Power on but no screen image
• Make sure the video cable supplied with the monitor is tightly secured to the video output port on back of the computer.
If not, tightly secure it.
• Adjust brightness
Wrong or abnormal colors
• If any colors (red, green, 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 monitor to another computer