Dell Inspiron 15 (M5030, Mid 2010) - Manual (Page 45)

43
Solving Problems
Power Problems
If the power light is off — The computer is
either turned off, in hibernate state, 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.
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, contact Dell (see
•
“Contacting Dell” on page 71).
If the power light is blinking white — The
computer is in standby state 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.