Dell P08T User Manual page 53

If the power light is breathing white — The computer is in standby mode or the display may
not be responding.
• Press a key on the keyboard, move the connected mouse or a finger on the touch pad, or
press the power button to resume normal operation.
• If the display is not responding, press the power button until the computer turns off and
then turn it back on.
• If the problem persists, contact Dell technical support.
If you encounter interference that hinders reception on your computer — An unwanted
signal is creating interference by interrupting or blocking other signals. Some possible causes of
interference are:
• Power, keyboard, and mouse extension cables.
• Too many devices connected to a power strip.
• Multiple power strips connected to the same electrical outlet.
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