IBM PC 300GL Types 6275 User manual

Personal Computer
Installing Options in Your Personal Computer
PC 300 GL (6272 and 6282)

Personal Computer
Installing Options in Your Personal Computer
PC 300 GL (6272 and 6282)
IBM

Note
Before using this information and the product it supports, be sure to read the general information
under Appendix C, “Notices” on page 75.
Second Edition (April 1997)
The following paragraph does not apply to the United Kingdom or any country where such provisions
are inconsistent with local law: INTERNATIONAL BUSINESS MACHINES CORPORATION PROVIDES
THIS PUBLICATION “AS IS” WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESS OR IMPLIED,
INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY OR
FITNESS FOR A PARTICULAR PURPOSE. Some states do not allow disclaimer of express or implied
warranties in certain transactions, therefore, this statement may not apply to you.
This publication could include technical inaccuracies or typographical errors. Changes are periodically
made to the information herein; these changes will be incorporated in new editions of the publication.
IBM may make improvements and/or changes in the product(s) and/or the program(s) described in this
publication at any time.
This publication was developed for products and services offered in the United States of America. IBM
may not offer the products, services, or features discussed in this document in other countries, and the
information is subject to change without notice. Consult your local IBM representative for information
on the products, services, and features available in your area.
Requests for technical information about IBM products should be made to your IBM reseller or IBM
marketing representative.
 Copyright International Business Machines Corporation 1996, 1997. All rights reserved.
Note to U.S. Government Users — Documentation related to restricted rights — Use, duplication or
disclosure is subject to restrictions set forth in GSA ADP Schedule Contract with IBM Corp.

Contents
Safety Information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . v
Lithium Battery Notice ................................... vi
Laser Compliance Statement ............................... vii
About This Book ..................................... viii
How This Book Is Organized ............................... ix
Related Publications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . x
Identifying Your Computer ................................ xi
3-Bay Design . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . xi
4-Bay Design . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . xii
Chapter 1. Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
Available Options and Features .............................. 2
Tools Required . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
Electrical Safety . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
Handling Static-Sensitive Devices ............................ 4
Chapter 2. Preparing to Install and Remove Options ................ 5
Disconnecting Cables and Removing the Cover .................... 5
Locating Components . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
Identifying Parts on the System Board .......................... 7
Chapter 3. Installing Options on the System Board ................ 9
Installing System Memory ................................. 10
Installing Video Memory .................................. 14
Installing L2 Cache ..................................... 17
Replacing the Microprocessor ............................... 19
Chapter 4. Working with Adapters ........................... 24
Adapters and the Riser Card ............................... 25
Adapter Configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26
Installing an Adapter .................................... 28
Removing an Adapter ................................... 32
Chapter 5. Working with Internal Drives ....................... 36
Installing a 3.5-Inch Drive in the 3-Bay Design ..................... 41
Installing a 5.25-Inch Drive in the 3-Bay Design .................... 47
Installing a Drive in the 4-Bay Design .......................... 51
Chapter 6. Working with Security Options ...................... 57
 Copyright IBM Corp. 1996, 1997 iii

Erasing Lost or Forgotten Passwords .......................... 58
Setting the Diskette Write-Protect Switch ........................ 61
Chapter 7. Completing the Installation ........................ 62
Removing a Bay Panel ................................... 63
Replacing the Cover and Connecting the Cables .................... 64
Updating the Computer Configuration ......................... 66
Appendix A. Replacing the Battery .......................... 71
Appendix B. Interrupt and DMA Resources ..................... 73
Appendix C. Notices . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 75
Trademarks . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 75
Index . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 76
iv Installing Options in Your Personal Computer

Safety Information
Turn everything OFF.
Attach signal cables to
receptacles.
First, remove power cord from
outlet.
To Disconnect
Turn device ON.
DANGER:
Turn everything OFF.
To Connect
Remove signal cables from
receptacles.
Remove all cables from devices.
Attach power cord to outlet.
First, attach all cables to devices.
In the U.K., by law, the power
cord must be disconnected after the
telephone line cable.
2
In the U.K., by law, the telephone
cable must be connected after the
power cord.
12
1
Electrical current from power, telephone, and communication
cables is hazardous. To avoid shock hazard, connect and
disconnect cables as shown below when installing, moving or
opening the covers of this product or attached devices. The
power cord must be used with a properly grounded outlet.
 Copyright IBM Corp. 1996, 1997 v

Lithium Battery Notice
CAUTION:
Danger of explosion if battery is incorrectly replaced.
When replacing the battery, use only IBM Part Number 33F8354 or an equivalent
type battery recommended by the manufacturer. The battery contains lithium
and can explode if not properly used, handled, or disposed of.
Do not:
Throw or immerse into water
Heat to more than 100°C (212°F)
Repair or disassemble
Dispose of the battery as required by local ordinances or regulations.
ATTENTION
Danger d'explosion en cas de remplacement incorrect de la batterie.
Remplacer uniquement par une batterie IBM de type 33F8354 ou d'un type
équivalent recommandé par le fabricant. La batterie contient du lithium et peut
exploser en cas de mauvaise utilisation, de mauvaise manipulation ou de mise au
rebut inappropriée.
Ne pas :
Lancer ou plonger dans l'eau
Chauffer à plus de 100°C (212°F)
Réparer ou désassembler
Mettre au rebut les batteries usagées conformément aux règlements locaux.
vi Installing Options in Your Personal Computer

Laser Compliance Statement
Some IBM Personal Computer models are equipped from the factory with a
CD-ROM drive. CD-ROM drives are also sold separately as options. The CD-ROM
drive is a laser product. The CD-ROM drive is certified in the U.S. to conform to
the requirements of the Department of Health and Human Services 21 Code of
Federal Regulations (DHHS 21 CFR) Subchapter J for Class 1 laser products.
Elsewhere, the drive is certified to conform to the requirements of the International
Electrotechnical Commission (IEC) 825 and CENELEC EN 60 825 for Class 1 laser
products.
When a CD-ROM drive is installed, note the following.
CAUTION:
Use of controls or adjustments or performance of procedures other than those
specified herein might result in hazardous radiation exposure.
Opening the CD-ROM drive could result in exposure to hazardous laser radiation.
There are no serviceable parts inside the CD-ROM drive. Do not open.
Some CD-ROM drives contain an embedded Class 3A or Class 3B laser diode. Note
the following.
DANGER
Laser radiation when open. Do not stare into the beam, do not view
directly with optical instruments, and avoid direct exposure to the beam.
Safety Information vii

About This Book
Thank you for selecting an IBM Personal Computer.
This book provides instructions for installing, removing, and replacing most options.
Also, this book contains information to help you decide which options to add to
your computer.
Note: The illustrations in this publication might be slightly different from your
hardware.
viii  Copyright IBM Corp. 1996, 1997