Power problems – Dell XPS 410 (Mid 2007) User Manual
Page 71

Solving Problems
71
Power Problems
CAUTION:
Before you perform any of the procedures in this section, follow the safety instructions in the Product
Information Guide.
R
UN
THE
H
ARDWARE
T
ROUBLESHOOTER
—
See "Resolving Software and Hardware Incompatibilities"
I
F
THE
POWER
LIGHT
IS
GREEN
AND
THE
COMPUTER
IS
NOT
RESPONDING
—
I
F
THE
POWER
LIGHT
IS
BLINKING
GREEN
—
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
OFF
—
The computer is either turned off or is not receiving power.
• Reseat the power cable into 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.
• 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.
• Ensure that the main power cable and front panel cable are securely connected to the system board (see
"System Board Components" on page 81).
I
F
THE
POWER
LIGHT
IS
STEADY
AMBER
—
A device may be malfunctioning or incorrectly installed.
• Remove and then reinstall the memory modules (see "Memory" on page 82).
• Remove and then reinstall any cards, including graphics cards (see "Cards" on page 86).
I
F
THE
POWER
LIGHT
IS
BLINKING
AMBER
—
The computer is receiving electrical power, but an
internal power problem may exist.
• Ensure that the voltage selection switch is set to match the AC power at your location, if applicable.
• Ensure that the processor power cable is securely connected to the system board (see "System Board
E
LIMINATE
INTERFERENCE
—
Some possible causes of interference are:
• Power, keyboard, and mouse extension cables
• Too many devices connected to the same power strip
• Multiple power strips connected to the same electrical outlet