Personal Computer Maintenance & Service Guide
Table Of Contents
- NOTICE
- CONTENTS
- ABOUT THIS GUIDE
- PRODUCT DESCRIPTION
- SPARE PARTS
- REMOVAL AND REPLACEMENT PRELIMINARIES
- REMOVAL AND REPLACEMENT PROCEDURES
- 4.1 Disassembly Sequence Chart
- 4.2 Disassembly Preparation
- 4.3 Feet Installation
- 4.4 Logo Plate
- 4.5 Cable Lock
- 4.6 Access Panel
- 4.7 Front Bezel
- 4.8 Power Button
- 4.9 Subpanel and Bezel Blanks
- 4.10 Power Switch
- 4.11 Mass Storage Devices
- 4.12 Removing the Drivelocks
- 4.13 Expansion Boards
- 4.14 Board Guide
- 4.15 System Memory
- 4.16 AGP Graphics Board (440BX)
- 4.17 Processor Components
- 4.18 System Board
- 4.19 Internal Speaker
- 4.20 Lithium Battery
- 4.21 Fan Assembly
- 4.22 Power Supply
- 4.23 Converting a Desktop to a Minitower
- 4.24 Converting a Minitower to a Desktop
- CONNECTORS, JUMPERS, AND SWITCHES
- SPECIFICATIONS
- SERVICE NOTES
- INDEX

4-42 Removal and Replacement Procedures
4.20 Lithium Battery
1. Prepare the computer for disassembly (Section 4.2).
WARNING:
Power is continuous to the system board and power supply even when the power
switch is turned off. To prevent damage to the unit, disconnect the power cord from the power
source or the unit before beginning disassembly procedures.
2. Lay the computer down on its large base for greater stability.
3. Remove the access panel (Section 4.6).
4. Locate the battery on the system board. If you have expansion boards installed, you
may need to remove them to gain access to the battery (Section 4.13.3).
Locating the Battery on the System Board - 440BX










