Power Problems - Dell Vostro 400 Owner's Manual

Power Problems

CAUTION:
safety instructions in the Product Information Guide.
F T H E P O W E R L I G H T I S O F F
I
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 T H E P O W E R L I G H T I S S T E A D Y B L U E A N D T H E C O M P U T E R I S N O T
R E S P O N D I N G — See "Power Lights" on page 81.
I F T H E P O W E R L I G H T I S B L I N K I N G B L U E
Press a key on the keyboard, move the mouse, or press the power button to resume
normal operation.
F T H E P O W E R L I G H T I S S T E A D Y A M B E R
I
malfunction.
• Ensure that the 12-volt power connector (12V) is securely connected to the system
board (see "System Board Components" on page 106).
• Ensure that the main power cable and front panel cable are securely connected to
the system board (see "System Board Components" on page 106).
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Solving Problems
Before you begin any of the procedures in this section, follow the
— The computer is either turned off or is not
— The computer is in standby mode.
— Power problem or internal device