Laptop Setup and Quick Reference Guide

Troubleshooting
45
IF 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.
• Ensure that the main power cable and front
panel cable are securely connected to the
system board (see your Service Manual at
support.dell.com).
IF THE POWER LIGHT IS BLUE AND THE
COMPUTER IS NOT RESPONDING —
• Ensure that the display is connected and
powered on.
IF THE POWER LIGHT IS BLINKING
BLUE — The computer is in standby mode. Press
a key on the keyboard, move the mouse, or press
the power button to resume normal operation.
IF THE POWER LIGHT IS BLINKING
AMBER — The computer is receiving electrical
power, a device might be malfunctioning or
incorrectly installed.
• Remove and then reinstall all memory
modules (see your Service Manual at
support.dell.com).
• Remove and then reinstall any expansion
cards, including graphics cards (see your
Service Manual at support.dell.com).
IF THE POWER LIGHT IS STEADY
AMBER — There is a power problem, a device
may be malfunctioning or incorrectly installed.
book.book Page 45 Thursday, September 25, 2008 2:38 PM