32 Solving Problems
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Power Problems
CAUTION: Before you begin any of the procedures in this section, follow the safety instructions
located in the Product Information Guide.
RESTART THE COMPUTER AND TRY TO LOG ON TO THE NETWORK AGAIN
CHECK YOUR NETWORK SETTINGS — Contact your network administrator or the person who set up your
network to verify that your network settings are correct and that the network is functioning.
CHECK FOR INTERRUPT REQUEST CONFLICTS — See page 49.
ADJUST THE POWER PROPERTIES — Your computer may be in standby or hibernate mode. For
information on power conservation modes, see the Tell Me How help file, or search for the keyword
standby or hibernate in Windows
®
Help. To access help files, see page 21.
IF THE POWER LIGHT IS BLINKING GREEN — The computer is in standby mode. Press a key on the keyboard
or move the mouse to resume normal operation.
IF 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.
• Ensure that the electrical outlet is working by testing it with another device, such as a lamp.
• Bypass power protection devices, power strips, and power extension cables to verify that the
computer turns on.
• Ensure that the main power cable is securely connected to the system board.
• Ensure that the front panel cable is securely connected to the system board.
• If the problem persists, contact Dell (see page 90).
activity light
network integrity/
speed light
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