Compaq 5000 Series User manual

End-User Replaceable Parts Program

Replacing a System Board

5000 and 7000 Series

Notice

COMPAQ and the Compaq logo Registered in U.S. Patent and Trademark

Office.

Microsoft and Windows are trademarks of Microsoft Corporation.

All other product names mentioned herein may be trademarks or registered

trademarks of their respective companies.

Compaq shall not be liable for technical or editorial errors or omissions

contained herein. The information in this document is subject to change

without notice.

The information in this publication is subject to change without notice and is

provided "AS IS" WITHOUT WARRANTY OF ANY KIND. THE

ENTIRE RISK ARISING OUT OF THE USE OF THIS INFORMATION

REMAINS WITH RECIPIENT. IN NO EVENT SHALL COMPAQ BE

LIABLE FOR ANY DIRECT, CONSEQUENTIAL, INCIDENTAL,

SPECIAL, PUNITIVE OR OTHER DAMAGES WHATSOEVER

(INCLUDING WITHOUT LIMITATION, DAMAGES FOR LOSS OF

BUSINESS PROFITS, BUSINESS INTERRUPTION OR LOSS OF

BUSINESS INFORMATION), EVEN IF COMPAQ HAS BEEN

ADVISED OF THE POSSIBILITY OF SUCH DAMAGES. THE

FOREGOING SHALL APPLY REGARDLESS OF THE NEGLIGENCE

OR OTHER FAULT OF EITHER PARTY AND REGARDLESS OF

WHETHER SUCH LIABILITY SOUNDS IN CONTRACT, NEGLIGENCE,

TORT, OR ANY OTHER THEORY OF LEGAL LIABILITY, AND

NOTWITHSTANDING ANY FAILURE OF ESSENTIAL PURPOSE OF

ANY LIMITED REMEDY.

The limited warranties for Compaq products are exclusively set forth in the

documentation accompanying such products. Nothing herein should be

construed as constituting a further or additional warranty.

Compaq Presario

First Edition (July 2000)

Part Number 202126-001

REPLACING THE SYSTEM BOARD 3

Replacing the

System Board

The System Board in your

computer is the home of the

central processing unit

(CPU) and its supporting

cards. The system board (or

Mother Board) lies on one

side of the computer

beneath the add-in cards.

The add-in cards, such as

modem, sound, and

graphics, are mounted

upright in slots on the

system board along with

other internal devices that

connect directly to the

system board.

Introduction

Your Compaq Presario Internet PC has an Easy Access panel

that makes accessing the internal parts easy. This document

describes how to remove and replace the system board

(see Figure 1-1).

Figure 1-1

Important: The view shown may vary slightly by model.

4REPLACING THE SYSTEM BOARD

Tools Needed

A Phillips screwdriver is needed to remove and replace the

system board.

Warranty Statement

Compaq provides these detailed instructions to ensure your

safety and to keep your PC from being damaged. Following

these instructions also ensures that your PC remains

warranted by Compaq.

Your replacement part is warranted for the longer of 90 days

from the date the part was delivered to you, or the original

One Year Limited Warranty that came with your Compaq

Presario.

Preparing Your Computer for Disassembly

Before beginning the removal and replacement procedure,

complete the following procedure:

1. Remove any diskette or compact discs (CDs) from the

computer.

2. Turn off the computer and any peripheral devices

connected to your computer (see Figure 1-2).

3. Disconnect the power cord from the electrical outlet, and

then from the computer (see Figure 1-3).

4. Disconnect all peripheral device cables from the computer.

Failure to disconnect the power from the computer may result

in personal injury.

REPLACING THE SYSTEM BOARD 5

I. Disconnecting the Power

1. Turn off the computer using the Power button

(see Figure 1-2).

Figure 1-2

2. Disconnect the power cord from the electrical outlet 1

and from the computer 2(see Figure 1-3).

Failure to disconnect the power from the computer may

result in personal injury.

Figure 1-3

6REPLACING THE SYSTEM BOARD

You do not have to replace the

screw securing the side access

panel. The screw securing the

side panel is used for shipping

purposes only.

II. Opening the Side Access Panel

1. Remove the screw 1securing the side access panel.

Locate the latch 2directly below the screw, press it down,

and hold the latch in the down position (see Figure 2-1).

Figure 2-1

Important: Some models may not have a screw 1. This screw is used

for shipping purposes only.

2. Grab the handle and slide the side panel from the chassis

(see Figure 2-2).

▲Caution: Before doing any work inside your computer, ground

yourself by touching a metal part of the chassis.

Figure 2-2

REPLACING THE SYSTEM BOARD 7

III. Locating the System Board

Turn the computer on its side (open side facing up) and locate

the system board (see Figure 3-1).

Figure 3-1

Important: The location of the system board components may vary

slightly by model.

8REPLACING THE SYSTEM BOARD

IV. Removing the Data Cables from the System

Board

Disconnect the diskette drive 1, hard drive 2, and

CD-ROM 3, CD-RW 3, and/or DVD drive 3data cables

from the system board (see Figure 4-1).

Figure 4-1

REPLACING THE SYSTEM BOARD 9

V. Removing the Memory Module

To remove the memory module, complete the following

procedure:

1. With the computer on its side (open side facing up), locate

the memory module 2(see Figure 5-1).

2. Press outward on the release latches found at each end of

the memory slot 1. Lift the memory module 2from the

memory slot 1(see Figure 5-1). The number of memory

modules may vary depending upon your system’s

configuration.

Figure 5-1

10 REPLACING THE SYSTEM BOARD

VI. Locating the Microprocessor/Heatsink Assembly

See the illustration below for the location of the heatsink lock

tabs 1, heatsink power supply fan cable 2, heatsink 3,

microprocessor interface 4(see Figure 6-1).

Figure 6-1

Important: The location of the microprocessor/heatsink assembly may

vary slightly by model.

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