HP Compaq Presario Manual

Maintenance and Service

Guide

HP G3000 Notebook PC

Compaq Presario C300 Notebook PC

Document Part Number: 435182-001

September 2006

This guide is a troubleshooting reference used for maintaining

and servicing the computer. It provides comprehensive

information on identifying computer features, components, and

spare parts; troubleshooting computer problems; and performing

computer disassembly procedures.

Microsoft and Windows are U.S. registered trademarks of Microsoft

Corporation. Intel, Celeron, and Core are trademarks or registered

trademarks of Intel Corporation or its subsidiaries in the United States and

other countries. Bluetooth is a trademark owned by its proprietor and used

by Hewlett-Packard Company under license.

The information contained herein is subject to change without notice. The

only warranties for HP products and services are set forth in the express

warranty 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 G3000 Notebook PC and

Compaq Presario C300 Notebook PC

Maintenance and Service Guide

First Edition: September 2006

Document Part Number: 435182-001

Maintenance and Service Guide iii

Contents

1 Product Description

1.1 Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1–2

1.2 Resetting the Computer. . . . . . . . . . . . . . . . . . . . . . . 1–4

1.3 Power Management. . . . . . . . . . . . . . . . . . . . . . . . . . 1–5

1.4 External Components . . . . . . . . . . . . . . . . . . . . . . . . 1–6

1.5 Design Overview. . . . . . . . . . . . . . . . . . . . . . . . . . . 1–20

2Troubleshooting

2.1 Setup Utility . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2–1

2.2 Using the Setup Utility . . . . . . . . . . . . . . . . . . . . . . . 2–2

2.3 Setup Utility Menus . . . . . . . . . . . . . . . . . . . . . . . . . 2–6

2.4 Troubleshooting Flowcharts . . . . . . . . . . . . . . . . . . . 2–9

iv Maintenance and Service Guide

Contents

3 Illustrated Parts Catalog

3.1 Serial Number Location . . . . . . . . . . . . . . . . . . . . . . 3–1

3.2 Computer Major Components. . . . . . . . . . . . . . . . . . 3–2

3.3 Display Assembly Subcomponents. . . . . . . . . . . . . 3–14

3.4 Plastics Kit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3–16

3.5 Cable Kit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3–17

3.6 Mass Storage Devices . . . . . . . . . . . . . . . . . . . . . . . 3–18

3.7 Miscellaneous (Not Illustrated). . . . . . . . . . . . . . . . 3–20

3.8 Sequential Part Number Listing . . . . . . . . . . . . . . . 3–22

4 Removal and Replacement Preliminaries

4.1 Tools Required . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4–1

4.2 Service Considerations . . . . . . . . . . . . . . . . . . . . . . . 4–2

Plastic Parts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4–2

Cables and Connectors . . . . . . . . . . . . . . . . . . . . . . . 4–2

4.3 Preventing Damage to Removable Drives . . . . . . . . 4–3

4.4 Preventing Electrostatic Damage . . . . . . . . . . . . . . . 4–4

4.5 Packaging and Transporting Precautions . . . . . . . . . 4–5

4.6 Workstation Precautions . . . . . . . . . . . . . . . . . . . . . . 4–6

4.7 Grounding Equipment and Methods . . . . . . . . . . . . . 4–7

Contents

Maintenance and Service Guide v

5 Removal and Replacement Procedures

5.1 Serial Number . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5–2

5.2 Disassembly Sequence Chart . . . . . . . . . . . . . . . . . . 5–3

5.3 Preparing the Computer for Disassembly . . . . . . . . . 5–5

5.4 Hard Drive. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5–7

5.5 Computer Feet. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5–10

5.6 Memory Module . . . . . . . . . . . . . . . . . . . . . . . . . . . 5–11

5.7 Mini Card Module. . . . . . . . . . . . . . . . . . . . . . . . . . 5–14

5.8 RTC Battery . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5–17

5.9 Optical Drive. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5–18

5.10 Switch Cover. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5–21

5.11 Keyboard . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5–23

5.12 Display Assembly . . . . . . . . . . . . . . . . . . . . . . . . . 5–26

5.13 Base Enclosure . . . . . . . . . . . . . . . . . . . . . . . . . . . 5–40

5.14 System Board . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5–45

5.15 Display Release Button Assembly . . . . . . . . . . . . 5–53

5.16 LED Board . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5–57

5.17 Fan/Heat Sink Assembly. . . . . . . . . . . . . . . . . . . . 5–59

5.18 Processor . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5–65

vi Maintenance and Service Guide

Contents

6 Specifications

A ScrewListing

B Backup and Recovery

C Display Component Recycling

D Connector Pin Assignments

E Power Cord Set Requirements

Index

Maintenance and Service Guide 1–1

Product Description

The HP G3000 Notebook PC and Compaq Presario C300

Notebook PC offer advanced modularity, Intel® Celeron® and

Core™ Duo processors, and extensive multimedia support.

HP G3000 Notebook PC and

Compaq Presario C300 Notebook PC

1–2 Maintenance and Service Guide

Product Description

1.1 Features

■The following processors, varying by computer model:

❏Intel Core Duo T2250 (1.73-GHz), T2300 (1.60-GHz),

or T2050 (1.60-GHz)

❏Intel Celeron 430 (1.73-GHz) or Intel Celeron 420

(1.60-GHz)

■15.4-inch, WXGA, TFT (1280 × 800) display with antiglare

or BrightView, varying by computer model

■120-, 100-, 80-, or 60-GB high-capacity hard drive, varying

by computer model

■256-MB DDR1 synchronous DRAM (SDRAM) at 667 MHz

and 533 MHz, expandable to 2.0 GB

■Windows® XP Home Edition or Windows XP Professional,

varying by computer model

■Full-size Windows keyboard with embedded numeric keypad

■TouchPad pointing device, including dedicated horizontal

and vertical scroll regions

■Integrated 10Base-T/100Base-TX Ethernet local area

network (LAN) network interface card (NIC) with RJ-45 jack

■Integrated high-speed 56K modem with RJ-11 jack

■Integrated wireless support for Mini Card IEEE 802.11a/b/g

WLAN device

Product Description

Maintenance and Service Guide 1–3

■External 65-watt AC adapter with 3-wire power cord

■6-cell Li-Ion battery

■Stereo speakers

■Volume up, volume mute, and volume down buttons

■Support for the following optical drives:

❏DVD±RW and CD-RW Super Multi Double-Layer

Combo Drive

❏DVD/CD-RW Combo Drive

■Connectors:

❏Audio-in (microphone)

❏Audio-out (headphone)

❏External monitor

❏Power

❏RJ-11 (modem)

❏RJ-45 (network)

❏S-Video-out

❏Universal Serial Bus (USB) v. 2.0 (2 ports)

1–4 Maintenance and Service Guide

Product Description

1.2 Resetting the Computer

If the computer you are servicing has an unknown password,

follow these steps to clear the password. These steps also

clear CMOS:

1. Prepare the computer for disassembly (refer to Section 5.3,

“Preparing the Computer for Disassembly,” for more

information.)

2. Remove the real-time clock (RTC) battery (refer to Section

5.8, “RTC Battery,” for more information.)

3. Wait approximately 5 minutes.

4. Replace the RTC battery and reassemble the computer.

5. Connect AC power to the computer. Do not reinsert any

batteries at this time.

6. Turn on the computer.

All passwords and CMOS settings have been cleared.

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