Before Working Inside Your Computer - Dell VOSTRO 1500 PP22L Owner's Manual

Windows Vista™:
Click the Windows Vista Start button
lower-right corner of the Start menu as shown below, and then click
Shut Down.
The computer turns off after the operating system shutdown process
is complete.
3 Ensure that the computer and all attached devices are turned off. If your
computer and attached devices did not automatically turn off when you
shut down your operating system, press and hold the power button for
about 4 seconds to turn them off.

Before Working Inside Your Computer

Use the following safety guidelines to help protect your computer from
potential damage and to help ensure your own personal safety.
CAUTION:
safety instructions in the Product Information Guide.
CAUTION:
or contacts on a card. Hold a card by its edges or by its metal mounting bracket.
Hold a component such as a processor by its edges, not by its pins.
CAUTION:
should only perform troubleshooting and simple repairs as authorized in your
product documentation, or as directed by the online or telephone service and
support team. Damage due to servicing that is not authorized by Dell is not covered
by your warranty. Read and follow the safety instructions that came with the
product.
NOTICE:
loop, not on the cable itself. Some cables have a connector with locking tabs; if you
are disconnecting this type of cable, press in on the locking tabs before you
disconnect the cable. As you pull connectors apart, keep them evenly aligned to
avoid bending any connector pins. Also, before you connect a cable, ensure that
both connectors are correctly oriented and aligned.
NOTICE:
grounding strap or by periodically touching an unpainted metal surface (such as a
connector on the back of the computer).
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Adding and Replacing Parts
Before you begin any of the procedures in this section, follow the
Handle components and cards with care. Do not touch the components
Many repairs may only be done by a certified service technician. You
When you disconnect a cable, pull on its connector or on its strain-relief
To avoid electrostatic discharge, ground yourself by using a wrist
, click the arrow in the