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Troubleshooting
The display won't turn on! (The power indicator is off.)
• Make sure the display is connected to the power outlet.
• Check to see if the display is turned on.
The screen is not lit!
• Check if cables are connected correctly.
• Check if the computer is turned on.
• If the LED indicator is orange, the computer may be in energy saving mode. Press any key on the keyboard to wake up
the computer.
• The input signal frequency or display resolution may not be appropriate for the display. Refer to the computer instruction
manual and adjust the frequency and/or resolution.
• If the LED is red, this may be an error indication. Contact your supplier.
Images are not displayed properly!
• The display resolution may not be appropriate for the display. Refer to the computer instruction manual and adjust the
resolution.
The refresh rate is set to 60 Hz (MD212G3 DVI Dual Link mode)/50 Hz (MD211G5 DVI Dual Link mode) and resolution
loss (scan line gaps) occurs!
• This can happen when a DVI Single Link cable or a DisplayPort to DVI Single Link adapter is used.
Use the supplied DVI Dual Link cable which supports both DVI Single Link and DVI Dual Link modes.
MD212G3: Alternatively set the refresh rate in the operating system to 30 Hz.
MD211G5: Alternatively set the refresh rate in the operating system to 25 Hz.
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