HP Compaq Presario S3905F Upgrade and Service Guide
Upgrading and Servicing Guide
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Table of Contents
Introduction .............................................................................................1
Safety Information...................................................................................2
Opening the Computer.............................................................................2
Preparing the Computer .....................................................................................3
Removing the Computer Cover............................................................................ 4
Locating Components Inside the Computer............................................................ 5
Closing the Computer...............................................................................7
Replacing the Computer Cover............................................................................7
After Closing the Computer.................................................................................7
Removing and Replacing an Optical Disc Drive.........................................8
Before You Begin...............................................................................................8
Removing an Optical Disc Drive ..........................................................................9
Replacing an Optical Disc Drive........................................................................11
Removing and Replacing a Hard Disk Drive ...........................................12
Before You Begin.............................................................................................12
Removing a Hard Disk Drive .............................................................................12
Replacing a Hard Disk Drive.............................................................................14
Removing and Replacing Memory..........................................................16
Before You Begin.............................................................................................16
Removing a Memory Module ............................................................................17
Replacing a Memory Module............................................................................ 18
Removing and Replacing a PCI Card ......................................................19
Before You Begin.............................................................................................20
Removing a PCI Card.......................................................................................20
Replacing a PCI Card ......................................................................................21
Removing a PCI-E Card ....................................................................................22
Replacing a PCI-E Card.................................................................................... 23
Removing and Replacing the Battery .....................................................24
Before You Begin.............................................................................................24
Table of Contents iii
iv Upgrading and Servicing Guide
Introduction
Upgrading and Servicing Guide
The Upgrading and Servicing Guide provides instructions on how to remove and replace
the following hardware components in your HP Pavilion Slimline Desktop PC:
Optical disc drive
Hard disk drive
Memory module
PCI card
PCI-E card
Battery
Upgrading and Servicing Guide 1
Safety Information
Please read the following important safety information before performing any procedure.
This product has not been evaluated for connection to an “IT” power system (an AC
distribution system with no direct connection to earth, according to IEC 60950).
WARNING: Please read “Additional Safety Information” in your Limited
Warranty and Support Guide before installing and connecting your system to
the electrical power system.
WARNING: Keep your hands away from the moving fan. Keep
fingers and tools clear of the fan when power is applied. Never
open the cover with the power cord attached or power applied.
You may damage your computer or be injured from the spinning
fan blades.
WARNING: Avoid touching sharp edges inside the computer.
Opening the Computer
Before you upgrade any component in your computer, prepare the computer so that you
can safely handle the unit and the components.
Read the following items before attempting to upgrade or service the computer:
Print out this document before attempting any removal/replacement procedures.
These procedures assume familiarity with the general terminology associated with
computers and with the safety practices and regulatory compliance required for using
and modifying electronic equipment.
Write down and save the system model number and serial number, all installed
options, and other information about the system. If you need this information later, you
will not need to open and examine the computer.
CAUTION: Static electricity can damage the electronic components of the
computer or optional equipment. Ensure that you are discharged of static
electricity by briefly touching a grounded metal object.
Hewlett-Packard recommends that you use an antistatic wrist strap and a conductive
foam pad when working on system electronic components.
You need a Phillips screwdriver.
2 Upgrading and Servicing Guide
Preparing the Computer
To avoid injury and equipment damage, always follow this procedure before opening the
computer:
1 Remove any of the following:
Memory card from the memory card reader
Optical disc (CD or DVD) from the optical drive
Pocket Media Drive from the Pocket Media Drive bay
®
2 Turn off the computer. Click the Windows Start Button
the Arrow button next to the Lock button, and then click
Shut Down.
3 Disconnect the modem/telephone cable, if present.
WARNING: Always disconnect the modem cord from the telephone system
before opening the cover.
4 Disconnect the power cord from the electrical outlet and then from the computer.
WARNING: To reduce the risk of personal injury from electrical shock or hot
surfaces, disconnect the power cord from the electrical outlet. Then disconnect
the computer from the power source before removing the computer cover.
Failure to do so before you open the computer or do any procedures can result
in personal injury or equipment damage.
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5 Disconnect all other attached cables (such as the keyboard, mouse, Ethernet, and
monitor).
6 Disconnect all external devices.
Upgrading and Servicing Guide 3
Removing the Computer Cover
WARNING: Remove power before opening the computer cover. Allow the
internal system components to cool before touching.
1 Complete the procedure “Preparing
the Computer” on page 3.
2 Lay the computer flat.
3 Loosen the three screws on the back
cover. Use a Phillips screwdriver.
WARNING: Avoid touching
sharp edges inside the
computer.
4 Slide the computer cover back
about 1.25 centimeters (1/2 inch),
and then lift it off the computer. Set
it aside.
4
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NOTE: Use the screwdriver slot on the back of the cover to loosen the cover, as
required.
4 Upgrading and Servicing Guide
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Locating Components Inside the Computer
Computer component configurations vary by model. You can remove and replace the
following components:
Component See:
A Optical disc drive. May be a
CD-ROM, CD-RW,
DVD-ROM, DVD+RW, or
combination drive
B Hard disk drive (located
under the optical drive bay)
C Memory module (2) “Removing and Replacing Memory” on page 16.
D Modem card (PCI card) and
graphics card (PCI-E card)
E Battery “Removing and Replacing the Battery” on page 24.
Read the “Before You Begin” section at the start of each component procedure. This
section contains requirements and important information about the replaceable
component.
“Removing and Replacing an Optical Disc Drive”
on page 8.
“Removing and Replacing a Hard Disk Drive” on
page 12.
“Removing and Replacing a PCI Card” on
page 19.
Upgrading and Servicing Guide 5
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