Dell Studio 1749 (Early 2010) - Manual (Page 52)

50
Solving Problems
Orange (right) — A good connection exists –
between a1000-Mbps network and the
computer.
Blinking yellow (left) — A network traffic
–
exists.
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 network
connection. The link integrity light does not
provide status for wireless connections.
Power Problems
If the power light is off — The computer is
either turned off or is not receiving power.
Press the power button. The computer •
resumes normal operation if it is off or in
hibernate mode.
Reseat the AC adapter cable into 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.
Temporarily 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.