Power problems – Dell Precision M6300 (Late 2007) User Manual
Page 128
128
Troubleshooting
R
UN
THE
H
ARDWARE
T
ROUBLESHOOTER
—
See "Troubleshooting Software and
Hardware Problems" on page 145.
Power Problems
.
CAUTION:
Before you begin any of the procedures in this section, follow the
safety instructions in the Product Information Guide.
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 in the power connector on the back of the computer and the
electrical outlet.
• Bypass power strips, power extension cables, and other power protection devices to
verify that the computer turns on properly.
• Ensure that any power strips being used are plugged into an electrical outlet and are
turned on.
• Ensure that the electrical outlet is working by testing it with another device, such as a
lamp.).
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 all components and cables are properly installed and securely connected to
the system board (see "System Board" on page 212).
I
F
THE
POWER
LIGHT
IS
STEADY
AMBER
—
A device may be malfunctioning or
incorrectly installed.
• Ensure that the processor power cable is securely connected to the system board
power connector (POWER2) (see "System Board" on page 212).
• Remove and then reinstall all memory modules (see "Memory" on page 161).
• Remove and then reinstall any expansion cards, including graphics cards (see
"Removing an ExpressCard or Blank" on page 101).
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
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