Solving problems, Power problems – Dell Inspiron 518 (Mid 2008) User Manual
Page 35
Troubleshooting
35
Solving Problems
Power Problems
CAUTION:
Before you begin any of the procedures in this section, follow the
safety instructions that shipped with your computer.
I
F
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 back of 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.
I
F
THE
POWER
LIGHT
IS
STEADY
BLUE
OR
WHITE
AND
THE
COMPUTER
IS
NOT
RESPONDING
—
• Ensure that the display is connected and powered on.
• If the display is connected and powered on, see "Beep Codes" on page 27.
I
F
THE
POWER
LIGHT
IS
BLINKING
BLUE
OR
WHITE
—
The computer is in
standby mode. Press a key on the keyboard, move the mouse, or press the power
button to resume normal operation.
I
F
THE
POWER
LIGHT
IS
STEADY
AMBER
—
Power problem or internal device
malfunction.
• Ensure that the 12-volt power connector (12V) is securely connected to the system
board (see the
Service Manual on the Dell Support website at support.dell.com).
• Ensure that the main power cable and front panel cable are securely connected to
the system board (see the
Service Manual on the Dell Support website at
support.dell.com).
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