NEC MultiSync E274FL 27" Monitor - Manual (Page 14)

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Troubleshooting
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• Make sure the signal cable is fully connected to the monitor and the computer.
• Make sure the computer’s display card is fully seated in its slot.
• Make sure there is no DisplayPort converter adapter connected. The monitor does not support
DisplayPort converter adapter.
• Make sure both the computer and monitor are powered on.
• The monitor may be in power saving mode. The monitor automatically goes into standby at the
preset time period after the video signal is lost.
• Make sure that a supported resolution has been selected on the display card or system being
used. If in doubt, please refer to the user’s manual of the display controller or system to change the
resolution.
• Check the monitor and your display card with respect to compatibility and recommended signal
timings.
• Check the signal cable connector for bent or pushed-in pins.
• Make sure the connected device outputs a signal to the monitor.