Power Problems - Dell Inspiron 4000 Solution Manual

Power Problems

C
H E C K T H E P O W E R L I G H T
has power. If the power light is blinking, the computer is in standby mode—press
the power button to resume from standby mode. If the power light is off, press
the power button.
C —
H E C K T H E B A T T E R Y
battery charge may be depleted. Connect the computer to an electrical outlet
using the AC adapter, and turn on the computer.
T
E S T T H E E L E C T R I C A L O U T L E T
by testing it with another device, such as a lamp.
C A C
H E C K T H E A D A P T E R
into the electrical outlet and the green light on the AC adapter is on.
C
O N N E C T T H E C O M P U T E R D I R E C T L Y T O A N E L E C T R I C A L O U T L E T
Bypass power protection devices, power strips, and the extension cable to verify
that the computer turns on.
C
H E C K F O R I N T E R F E R E N C E
operating near the computer can cause interference. Other causes of
interference: power extension cables, too many devices on a power strip, or
multiple power strips connected to the same electrical outlet.
A P P
D J U S T T H E O W E R
for the keyword standby in Windows Help. To access help files, see page 28.
R
E S E A T T H E M E M O R Y M O D U L E S
but the display remains blank, you may need to reseat the memory modules (see
page 61).
— When the power light is blinking, the computer
If you are using a battery to power your computer, the
— Ensure that the electrical outlet is working
—
Be sure that the power cable is firmly inserted
—
Electrical appliances on the same circuit or
— See the Tell Me How help file or search
R O P E R T I E S
— If your computer power light turns on
HINT:
See the Tell Me
How help file for
information on standby
mode.
—
S o lv ing Pr o b le m s
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