Power Problems - Dell Inspiron M770H Setup Manual

• Off — The computer is not detecting a
physical connection to the network.
NOTE: The link integrity light on the network
connector is only for the wired cable
connection. The link integrity light does not
provide status for wireless connections.
NOTE: If you cannot connect to the Internet
but have successfully connected in the
past, the ISP might have a service outage.
Contact your ISP to check the service
status, or try connecting again later.

Power Problems

If the power light is off — The computer is
either turned off or is not receiving power.
• Reseat the power cable into both the
power connector on the computer and the
electrical outlet.
• If the computer is plugged into a power strip,
ensure that the power strip is plugged into
an electrical outlet and that the power strip
is turned on. Also bypass power protection
devices, power strips, and power extension
cables to verify that the computer turns on
properly.
• Ensure that the electrical outlet is working
by testing it with another device, such as a
lamp.
• Check the AC adapter cable connections.
If the AC adapter has a light, ensure that the
light on the AC adapter is on.
If the power light is solid white and the
computer is not responding — The display may
not be responding. Press the power button until
the computer turns off and then turn it back on.
If the problem persists, see the Dell Technology
Guide on your computer or on the Dell Support
website at support.dell.com.
Solving Problems
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