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.

© Copyright 2006 Hewlett-Packard Development Company, L.P.
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
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.