Upgrading and Servicing Guide
The only warranties for Hewlett-Packard products and services are set forth in the express
statements accompanying such products and services. Nothing herein should be construed as
constituting an additional warranty. HP shall not be liable for technical or editorial errors or
omissions contained herein.
HP assumes no responsibility for the use or reliability of its software on equipment that is not
furnished by HP.
This document contains proprietary information that is protected by copyright. No part of this
document may be photocopied, reproduced, or translated to another language without the prior
written consent of HP.
Hewlett-Packard Company
P.O. Box 4010
Cupertino, CA 95015-4010
USA
Copyright © 2007 Hewlett-Packard Development Company, L.P.
May be licensed in the United States by one or both of U.S. Patents Nos. 4,930,158 and
4,930,160 until August 28, 2008.
HP supports lawful use of technology and does not endorse or encourage the use of our products
for purposes other than those permitted by copyright law.
The information in this document is subject to change without notice.
Table of Contents
Upgrading and Servicing Guide ...............................................................1
Safety Information ..................................................................................................1
Opening and Closing the Computer .........................................................................1
Preparing the computer ......................................................................................2
Before opening the computer ..............................................................................2
After closing the computer ..................................................................................3
Removing the side panel.....................................................................................3
Replacing the side panel ....................................................................................4
Removing the front panel....................................................................................5
Replacing the front panel....................................................................................6
Locating Components Inside the Computer.................................................................7
Removing and Replacing Drives ...............................................................................8
Removing an optical drive ..................................................................................8
Adding or replacing an optical drive ...................................................................9
Removing the HP Pocket Media Drive bay or hard disk drive ................................11
Adding or replacing the HP Pocket Media drive bay or hard disk drive.................. 13
Removing the memory card reader ....................................................................15
Adding or replacing the memory card reader .....................................................16
Removing the hard disk drive ............................................................................ 17
Adding or replacing a hard disk drive ...............................................................19
Adding Memory...................................................................................................22
Removing a memory module.............................................................................23
Installing a memory module ..............................................................................25
Removing or Installing an Add-in Card....................................................................27
Removing an add-in card .................................................................................28
Installing an add-in card...................................................................................29
Replacing the Battery ............................................................................................31
Table of Contents iii
iv Table of Contents
Upgrading and Servicing Guide
Safety Information
This product has not been evaluated for connection to an “IT” power system (an AC
distribution system with no direct connection to the earth, according to IEC 60950).
WARNING: Before you install and connect your system to the electrical power
system, please read “Safety Information” in the Limited Warranty and
Support Guide.
This Upgrading and Servicing Guide provides instructions for removing and replacing the
hardware components of your computer.
Opening and Closing the Computer
Upgrading and Servicing Guide 1
Preparing the computer
Before you upgrade any component in your computer, you must prepare it so that you can
safely handle it and the components.
Read the following items before attempting to upgrade or service the computer:
1 These procedures assume familiarity with the general terminology associated with
personal computers, and with the safety practices and regulatory compliance required
for using and modifying electronic equipment.
2 Write down and save the system model and serial numbers, all installed options, and
other information about the system. It is easier to consult this information than to open
and examine the computer.
3 It is recommended that you use an antistatic wrist strap and a conductive foam pad
when working on the system.
WARNING: Before you remove the front and side panels of the computer,
always disconnect the modem cord from the telephone system, and then
disconnect the computer from the power source. Failure to do so can result in
personal injury or equipment damage.
Before opening the computer
To avoid injury and equipment damage, always complete the following steps in this order
before opening the computer:
1 Remove any optical disc (CD or DVD) from the computer.
2 Shut down the computer.
3 Disconnect the modem/telephone cable, if present.
CAUTION: To reduce the risk of personal injury from electrical shock or hot
surfaces, disconnect the power cord from the wall outlet, and allow the
internal system components to cool before touching them.
4 Disconnect the power cord from the electrical outlet, and then from the computer.
5 Disconnect all other attached cables (such as the keyboard, mouse, and
monitor cables).
6 Disconnect all external devices.
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.
2 Upgrading and Servicing Guide
After closing the computer
To avoid injury and equipment damage, always complete the following steps, in this order,
after closing the computer:
1 Reconnect the power cord to the computer and to the electrical outlet.
WARNING: To reduce the risk of electrical shock, fire, or damage to the
equipment, do not plug telecommunications or telephone connectors into the
network interface card (NIC) (labeled as an Ethernet connector).
2 Reconnect the modem/telephone cable and all other cables (such as the keyboard,
mouse, and monitor cables).
3 Reconnect the external devices.
4 Turn on the computer and all peripherals, such as the monitor.
5 If you installed an add-in card, install any software drivers supplied by the card
manufacturer.
Removing the side panel
1 See “Before opening the computer” on page 2.
2 Loosen the thumbscrew (A) that secures the side panel to the computer chassis. You
may need to use a screwdriver the first time you loosen the screw.
A
3 Use the handle to slide the side panel back about 1 inch (2.5 centimeters), and then
lift it off the chassis.
WARNING: Beware of sharp edges inside the chassis.
Upgrading and Servicing Guide 3
Replacing the side panel
1 Align the tabs at the bottom of the side panel with the ridge on the bottom of the
chassis. Place the side panel in the proper position on the chassis, and then slide it
toward the front of the chassis.
A
NOTE: There is a 3mm gap between the top of the side panel and the top of the
chassis when the side panel is attached properly.
2 Ensure that the hole for the thumbscrew is aligned with the hole in the chassis, and
then replace the thumbscrew (A).
3 See “After closing the computer” on page 3.
4 Upgrading and Servicing Guide
Removing the front panel
This procedure is necessary only when removing or replacing an optical drive, memory
card reader, HP Pocket Media Drive, or the hard disk drive.
1 Remove the HP Personal Media Drive, if present.
2 Pull the three tabs (B) away from the outside edge of the chassis.
B
3 Swing the front panel to the left (away from the chassis) to remove it.
Upgrading and Servicing Guide 5
Replacing the front panel
1 Align the three hooks on the left side of the front panel with the three holes on the left
side of the chassis, and then insert the hooks into the holes.
2 Swing the front panel to the right (toward the chassis), and then press the three hooks
on the right side of the front panel into the three holes on the right side of the chassis
until the panel snaps into place.
3 Replace the HP Personal Media Drive.
6 Upgrading and Servicing Guide
Locating Components Inside the Computer
A
B
B
C
D
E
F
A Memory card reader
B Upper 5.25-inch optical drive bay, which may be a CD-ROM, CD-RW, DVD-ROM,
DVD+RW/+R, or combination drive
C Lower 5.25-inch optical drive bay, may be empty (knockout plate) or a CD-ROM,
CD-RW, DVD-ROM, DVD+RW/+R, or combination drive
D HP Pocket Media Drive bay (select models)
E Front connector panel (no replacement instructions)
F HP Personal Media Drive bay (select models)
NOTE: The connectors and components of your chassis model may vary from the
illustration.
Upgrading and Servicing Guide 7
Removing and Replacing Drives
Your computer has several drives that you can replace or upgrade. See “Locating
Components Inside the Computer” on page 7 for the drive types and locations.
The hard disk drive is either a Serial ATA (advanced technology attachment) drive, which
uses a narrow data cable, or a Parallel ATA drive, which uses a wide data cable.
Select models have a second hard disk drive.
CAUTION: Before you remove the hard disk drive, back up your personal files
on the hard disk drive to an external storage device, such as a CD. Failure to
do so will result in data loss. After replacing the hard disk drive, you must run
System Recovery using the recovery discs to load the factory-installed files. For
details about the recovery procedure, see the user documentation that came
with your computer.
You can add an optical drive into an empty lower optical drive bay.
IMPORTANT: Before adding a new optical drive, make sure that it is compatible with the
operating system. Also, make sure you have the correct software and drivers for the optical
drive to work with the operating system.
Removing an optical drive
1 Complete the procedures to prepare the computer to remove the side and front panels.
See “Opening and Closing the Computer” on page 1.
2 Release the drive by pulling the latch out, away from the chassis, and then pulling the
drive partway out of the front of the chassis. (The latch drive brackets secure the drives
in their respective positions in the chassis.)
8 Upgrading and Servicing Guide
3 Disconnect the power cable, data cable, and the sound cable, if present, from the
back of the optical drive that you want to remove.
For most drive cables, use a gentle rocking motion to remove the plug.
For Serial ATA drive cables, press the latch (select models only) in the center of
each plug, and then pull the plug out of the drive connector.
Parallel ATA drive
Serial ATA drive
4 Pull the drive out through the front of the chassis.
Adding or replacing an optical drive
1 If you are replacing an existing drive, remove it. See “Removing an optical drive” on
page 8.
2 If you are adding a drive to an empty lower optical drive bay, you must remove the
knockout plate from the bay. To do this, insert a flat-head screwdriver into the knockout
plate slot (A), and then rotate the screwdriver to break the knockout plate out of the
chassis. Discard the knockout plate.
A
A
Upgrading and Servicing Guide 9
3 Make sure the jumper on the new optical drive is in the CS (Cable Select) position.
Your drive may vary from the illustration.
CS SL MA
Cable Select jumper
4 Release the drive bay by pulling the latch out, away from the chassis, and then sliding
the drive partway into the front of the chassis. (The latch drive brackets secure the
drives in their respective positions in the chassis.)
10 Upgrading and Servicing Guide
5 Connect the power and data cables to the back of the optical drive that you want to
add. Reconnect the sound cable, if present.
Parallel ATA drive
WARNING: If you are connecting a second Parallel ATA drive, make sure to
connect the data cable labeled Master to the primary hard disk drive, and the
data cable labeled Slave to the secondary hard disk drive. If the data cable is
not connected correctly, the computer is unable to locate the hard disk drive
and data may be lost.
Serial ATA drive
6 Push the drive all the way in through the front of the chassis until it locks into place.
7 Insert the drive latch pin fully into the hole labeled (2).
8 Replace the front and side panels, and then close the computer. See “Opening and
Closing the Computer” on page 1.
Removing the HP Pocket Media Drive bay or hard disk drive
1 Prepare the computer to be opened, and then remove the side and front panels. See
“Opening and Closing the Computer” on page 1.
2 Release the HP Pocket Media Drive bay or hard disk drive by removing the two screws
on the side of the drive. Then slide the drive partway out of the front of the chassis.
Upgrading and Servicing Guide 11
3 Disconnect the power and data cables from the back of the drive by squeezing the
two latches on each and pulling the cable.
Pocket Media Drive
MASTER
SLAVE
To CPU
Parallel ATA drive
4 Pull the drive out through the front of the chassis.
Serial ATA drive
12 Upgrading and Servicing Guide
Adding or replacing the HP Pocket Media drive bay or hard disk drive
1 If replacing an existing HP Pocket Media Drive bay or hard disk drive, remove it. See
“Removing the HP Pocket Media Drive bay or hard disk drive” on page 11.
2 Slide the new HP Pocket Media Drive bay or hard disk drive into the front of the
chassis until it locks into place.
3 Align the two screw holes on the chassis with the two screw holes on the side of the
drive, and then attach the two screws.
For an HP Pocket Media Drive bay, make sure to insert the screws into the holes
labeled (2).
For a hard disk drive, make sure to insert the screws into the holes labeled HDD.
Upgrading and Servicing Guide 13
4 Connect the power and data cables to the back of the HP Pocket Media Drive bay or
A
hard disk drive.
Pocket Media Drive
Serial ATA drive
A — Connect to a
primary hard disk drive.
B
MASTER
B — Connect to a
secondary hard disk drive
SLAVE
C
(select models only).
C — Connect to the
computer motherboard.
To CPU
Parallel ATA drive
5 Replace the front and side panels, and close the computer. See “Opening and Closing
the Computer” on page 1.
14 Upgrading and Servicing Guide
Removing the memory card reader
1 Prepare the computer to be opened, and then remove the side and front panels. See
“Opening and Closing the Computer” on page 1.
2 Release the drive by removing the screw on the top of the memory card reader, sliding
the memory card reader to the left to loosen it, and then pulling it partway out of the
front of the chassis.
3 Disconnect the cables from the back of the memory card reader.
4 Pull the memory card reader out of the front of the chassis.
Upgrading and Servicing Guide 15
Adding or replacing the memory card reader
1 Complete the procedures to remove the memory card reader, if necessary. See
“Removing the memory card reader” on page 15.
2 Slide the memory card reader partway into the front of the chassis.
3 Attach the cables to the back of the memory card reader.
4 Push the memory card reader into the chassis until the screw hole on the chassis is
aligned with the screw hole on the top of the memory card reader, and then insert the
short screw to secure the memory card reader to the chassis.
5 Replace the front and side panels, and close the computer. See “Opening and Closing
the Computer” on page 1.
16 Upgrading and Servicing Guide
Removing the hard disk drive
1 Prepare the computer to be opened, and then remove the side and front panels. See
“Opening and Closing the Computer” on page 1.
2 Gently lay the computer on its side.
3 Remove the two screws that secure the hard disk drive cage to the chassis.
4 Use a screwdriver to push down the latch on the side of the hard disk drive cage, and
then slide the hard disk drive cage away from the bottom of the chassis.
Upgrading and Servicing Guide 17
5 Lift the hard disk drive cage out of the chassis, and then remove the hard disk drive
cables.
For most drive cables, use a gentle rocking motion to remove the plug.
For Serial ATA hard disk drive cables, press the latch (A) (select models only) in
the center of each plug (B), and then pull the plug out of the drive connector.
B
A
MASTER
SLAVE
To CPU
6 Remove the four screws that secure the hard disk drive to the hard disk drive cage,
and then slide the hard disk drive out of the hard disk drive cage.
18 Upgrading and Servicing Guide
Adding or replacing a hard disk drive
1 If you are replacing an existing hard disk drive, remove it. See “Removing the hard
disk drive” on page 17.
2 Slide the new hard disk drive into the hard disk drive cage, making sure that the hard
disk drive cables are facing the top of the drive cage.
NOTE: The hard disk drive cage may have slots for two (2) or three (3) hard disk
drives. If you are replacing more than one drive or adding drives, place the primary
drive in the lowest slot of the cage.
3 Align the hard disk drive with the four screw holes on the hard disk drive cage, and
then install the four screws that secure the drive to the cage.
NOTE: If you are replacing an old drive with a new drive, remove the four guide
screws from the old drive and use them to install the new drive.
If you are installing additional hard disk drives, use four standard 6-32 screws that
you purchase separately.
Upgrading and Servicing Guide 19
4 Align the four guides on the bottom of the hard disk drive cage with the four holes on
the back of the chassis, and then slide the cage down toward the bottom of the chassis
until it locks into place.
5 Attach the hard disk drive cables.
A
B
C
MASTER
SLAVE
To CPU
Parallel ATA drive
A — Connect to a
primary hard disk drive.
B — Connect to a
secondary hard disk drive
(select models only).
C — Connect to the
computer motherboard.
20 Upgrading and Servicing Guide
Serial ATA drive
6 Attach the two screws that secure the hard disk drive cage to the chassis.
7 Replace the front and side panels, and then close the computer. See “Opening and
Closing the Computer” on page 1.
Upgrading and Servicing Guide 21
Adding Memory
Your computer comes with random access memory (RAM), which temporarily stores data
and instructions on your computer. The computer is shipped with one or more memory
modules installed, but you can replace the existing memory module(s) with higher-capacity
modules.
The motherboard contains sockets for DDR DIMMs (double data rate dual in-line memory
modules). The exact number of sockets and the type of DDR memory module depends on
the model of computer that you have.
DDR DIMM memory module
To determine the type and speed of memory module that your computer uses, and for
specific memory module information and specifications, go to the Web site listed in your
Limited Warranty and Support Guide, and click the Support link.
22 Upgrading and Servicing Guide
WARNING: Using the wrong type of memory module could damage your
computer.
Removing a memory module
1 Prepare the computer to be opened, and then remove the side and front panels. See
“Opening and Closing the Computer” on page 1.
2 Gently lay the computer on its side.
3 Remove the two screws that secure the hard disk drive cage to the chassis.
4 Use a screwdriver to push down the latch on the side of the hard disk drive cage, and
then slide the hard disk drive cage away from the bottom of the chassis.
Upgrading and Servicing Guide 23
5 Locate the memory sockets on the motherboard.
CAUTION: When handling a memory module, be careful not to touch any of
the contacts. Doing so may damage the module.
6 Move any cabling out of the way, if necessary.
7 Push down the retaining clip on each end of the memory socket until the module pops
out of the socket.
8 Lift the memory module out of the memory socket.
24 Upgrading and Servicing Guide
WARNING: Do not pull the memory module out of the memory socket. Always
use the retaining clips to remove the module.
Installing a memory module
Upgrade the memory in your computer with a memory module of the same type and speed
as the memory originally installed in your computer.
CAUTION: When handling a memory module, be careful not to touch any of
the contacts. Doing so may damage the module.
1 You can install the memory module in only one position. Align the notch (A) on the
memory module with the tab (B) on the memory socket, and then push the module
carefully and firmly into the slot, ensuring that the latches on both ends of the slot snap
into place.
If you are replacing a memory module, install the new memory module into the same
memory slot from which you removed the old memory module.
Or
If you are adding a memory module, install the new module in the memory socket
nearest to the preinstalled module, and then install any additional modules in the next
available sockets.
A
B
Upgrading and Servicing Guide 25
2 Align the four guides on the bottom of the hard disk drive cage with the holes on the
back of the chassis, and then slide it down toward the bottom of the chassis until it
locks into place.
3 Attach the two screws that secure the hard disk drive cage to the chassis.
4 Place the chassis upright.
5 Replace the side panel, and then close the computer. See “Opening and Closing the
Computer” on page 1.
NOTE: If a blank screen is displayed after you replace or add a memory module, the
module is installed incorrectly or it is the wrong type of memory. Remove and reinstall the
memory module.
26 Upgrading and Servicing Guide
Removing or Installing an Add-in Card
An add-in card is a circuit board, such as a PCI, PCI-E, or AGP card, that fits into a
computer add-in card slot. Your computer contains several add-in card slots that can be
used to add components to your computer. The computer component configurations vary
by model.
WARNING: Do not overload the computer by installing add-in cards that draw
excessive current. The computer is designed to provide two amps (average) of
+5 V
v power for each board/card in it. The total +5 Vv current draw in a fully
loaded system (one with all add-in card slots filled) must not exceed the total
number of slots multiplied by two amps.
You need a flat-head screwdriver and a Phillips screwdriver to remove, replace, or add an
add-in card.
NOTE: A power supply upgrade may be required for certain graphics card upgrades.
Check with the graphics card supplier for more information about power supply
requirements.
Upgrading and Servicing Guide 27
Removing an add-in card
1 Prepare the computer to be opened, and then remove the side and front panels. See
“Opening and Closing the Computer” on page 1.
2 Gently lay the computer on its side.
3 On the back of the computer, remove the screw from the bracket cover for the add-in
card slots, and then remove the bracket cover.
4 Inside the computer, locate the add-in card slots on the motherboard.
WARNING: Beware of the sharp edges on the add-in card slot cover.
5 Remove the metal slot cover.
Or
Insert a flat-head screwdriver into the knockout plate slot (A), and then gently rotate
the screwdriver to break the knockout plate.
A
28 Upgrading and Servicing Guide
6 Hold the add-in card at each end, and carefully rock it back and forth until the
connectors pull free of the socket, and then remove the card.
Be sure to not scrape the card against the other components. Store the old card in the
antistatic packaging that contained your new card.
7 If you are not replacing the old add-in card with a new add-in card, insert the metal
slot cover into the open slot.
Installing an add-in card
1 Align the edge of the add-in card with the add-in slot on the chassis, and gently but
firmly press the card straight down into the slot. The whole connector should be seated
properly in the card slot.
Upgrading and Servicing Guide 29
2 On the back of the computer, replace the bracket cover for the add-in card slots, and
then install the screw.
3 Place the chassis upright.
4 Replace the side panel and close the computer. See “Opening and Closing the
Computer” on page 1.
NOTE: If the new card or device does not work, read the card manufacturer’s installation
instructions and recheck all connections, including those to the card, power supply,
keyboard, and monitor.
30 Upgrading and Servicing Guide
Replacing the Battery
A lithium battery on the motherboard provides backup power for the computer
timekeeping capability. The battery has an estimated life expectancy of seven years.
When the battery starts to weaken, the date and time may become incorrect. If the battery
runs out of power, replace it with a CR2032 lithium battery (3 volt, 220mAH rating) or an
equivalent battery.
WARNING: There is danger of explosion if the battery is incorrectly replaced.
Replace it only with a battery of the same or of an equivalent type. Discard
used batteries according to the manufacturer’s instructions.
1 Prepare the computer to be opened, and then remove the side and front panels. See
“Opening and Closing the Computer” on page 1.
2 Gently lay the computer on its side.
3 Remove any cabling, if necessary, so that you can reach the battery.
4 Remove any memory modules, if necessary, so that you can reach the battery. See
“Adding Memory” on page 22.
5 To remove the battery, push the latch away from the battery, and then lift the battery
out of the socket.
6 Install the new CR2032 battery in the socket, with the positive (+) side facing the
latch.
7 Replace any memory modules or cables that you removed.
8 Place the chassis upright.
9 Replace the side panel and close the computer. See “Opening and Closing the
Computer” on page 1.
Upgrading and Servicing Guide 31
Printed in
Loading...