Personal Computer User Manual
Table Of Contents
- Contents
- Safety Information
- Overview
- Chapter 1. Installing options
- Features
- Specifications
- Available options
- Tools required
- Handling static-sensitive devices
- Installing external options
- Removing the cover
- Locating components
- Identifying parts on the system board
- Installing memory
- Installing adapters
- Installing internal drives
- Physical security
- Changing the battery
- Replacing the cover and connecting the cables
- Erasing a lost or forgotten password (clearing CMOS)
- Chapter 2. Using the IBM Setup Utility program
- Appendix A. Updating System Programs
- Appendix B. Manual modem commands
- Appendix C. System address maps
- Appendix D. Interrupt request and direct memory access channel assignments
- Appendix E. Notices
- Index

Removing the cover
Important
Read “Safety Information” on page v and “Handling static-sensitive devices”
on page 5 before removing the cover.
To remove the cover:
1. Shut down your operating system, remove any media (diskettes, CDs, or tapes)
from the drives, and turn off all attached devices and the computer.
2. Unplug all power cords from electrical outlets.
3. Disconnect all cables attached to the computer. This includes power cords,
input/output (I/O) cables, and any other cables that are connected to the
computer.
4. Remove the two screws at the rear of the left side cover and slide the cover to
the rear to remove.
10 User Guide