Dell Studio 15 (1555, Early 2009) - Manual (Page 53)

51
Solving Problems
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 into the power
•
connector on the computer and the electrical
outlet.
If the AC adapter 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.
Check the AC adapter connections. If the AC
•
adapter has a light, ensure that the light on
the AC adapter is on.
If the problem persists, contact Dell (see
•
“Contacting Dell” on page 76).
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, contact Dell (see
•
“Contacting Dell” on page 76).