IBM XT 286 User manual

Personal Computer
Hardware Reference
Library
Guide to
Operations
68x2523

The warranty terms and conditions applicable in the country of purchase (except for the
U.S. and Puerto Rico) for an IBM Personal Computer product are available from the
supplier. Please retain them with your proof of purchase.
Limited Warranty (U.S. and Puerto Rico)
The International Business Machines Corporation warrants this Personal Computer
Product to be in good working order for a period of 90 days from the date of purchase
from IBM or an Authorized IBM Personal Computer Dealer. Should this Product fail to
be in good working order during this 90-day warranty period, IBM will, at its option,
repair or replace this Product in the United States and Puerto Rico at no additional charge
except as set forth below. Service parts and replacement Products will be furnished on an
exchange basis and will be either reconditioned or new. All replaced parts and Products
will become the property of IBM. This limited warranty does not include service to repair
damage to the Product resulting from accident, disaster, misuse, abuse, or non-IBM
modification of the Product.
Limited Warranty service may be obtained by delivering the Product during the 90-day
warranty period to an Authorized IBM Personal Computer dealer, or any IBM
Service/Exchange Center in the United States and Puerto Rico. A dated proof of
purchase from IBM or an Authorized IBM Personal Computer Dealer must accompany
the claim. If this Product is delivered by mail, you agree to insure the Product or assume
the risk of loss or damage in transit, to prepay shipping charges to the warranty service
location and to use the original shipping container or equivalent. Contact an Authorized
IBM Personal Computer Dealer or write to IBM Personal Computer, Sales and Service,
P.O. Box 1328, Boca Raton, Florida 33429-1328, for further information.
ALL EXPRESS AND IMPLIED WARRANTIES FOR THIS PRODUCT, INCLUDING
THE WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
PARTICULAR PURPOSE, ARE LIMITED IN DURATION TO A PERIOD OF 90
DAYS FROM THE DATE OF PURCHASE, AND NO WARRANTIES, WHETHER
EXPRESS OR IMPLIED, WILL APPLY AFTER THIS PERIOD. SOME STATES DO
NOT ALLOW LIMITATIONS ON HOW LONG AN IMPLIED WARRANTY LASTS,
SO THE ABOVE LIMITATIONS MAY NOT APPLY TO YOU.
IF THIS PRODUCT IS NOT IN GOOD WORKING ORDER AS WARRANTED
ABOVE, YOUR SOLE REMEDY SHALL BE REPAIR OR REPLACEMENT AS
PROVIDED ABOVE. IN NO EVENT WILL IBM BE LIABLE TO YOU FOR ANY
DAMAGES, INCLUDING LOST PROFITS, LOST SAVINGS OR OTHER
INCIDENTAL OR CONSEQUENTIAL DAMAGES ARISING OUT OF THE USE OF
OR INABILITY TO USE SUCH PRODUCT, EVEN IF IBM OR AN AUTHORIZED
IBM PERSONAL COMPUTER DEALER HAS BEEN ADVISED OF THE
POSSIBILITY OF SUCH DAMAGES, OR FOR ANY CLAIM BY ANY OTHER
PARTY.
SOME STATES DO NOT ALLOW THE EXCLUSION OR LIMITATION OF
INCIDENTAL OR CONSEQUENTIAL DAMAGES FOR CONSUMER PRODUCTS,
SO THE ABOVE LIMITATIONS OR EXCLUSIONS MAY NOT APPLY TO YOU.
THIS WARRANTY GIVES YOU SPECIFIC LEGAL RIGHTS, AND YOU MAY
ALSO HAVE OTHER RIGHTS WHICH MAY VARY EROM STATE TO STATE.
FOR WARRANTY SERVICE OR ASSISTANCE, IT IS RECOMMENDED THAT
THIS PRODUCT BE RETURNED TO THE AUTHORIZED IBM PERSONAL
COMPUTER DEALER FROM WHOM IT WAS PURCHASED OR TO ANY IBM
SERVICE/EXCHANGE CENTER IN THE UNITED STATES OR PUERTO RICO.
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Personal Computer
Hardware Reference
Library
Guide to
Operations

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First Edition (August 1986)
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.
It is possible that this publication may contain reference to, or information
about, IBM products (machines and programs), programming, or services that
are not announced in your country. Such references or information must not be
construed to mean that IBM intends to announce such IBM products,
programming, or services in your country.
Requests for copies of this publication and for technical information about IBM
Personal Computer products should be made to your authorized IBM Personal
Computer Dealer or your IBM Marketing Representative.
© Copyright International Business Machines Corporation 1986
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The following statement applies to all IBM Personal Computer products unless otherwise
indicated by the information referring to that product.
FEDERAL COMMUNICATIONS COMMISSION RADIO
FREQUENCY INTERFERENCE STATEMENT
Warning; This equipment has been certified to comply with the
limits for a Class B computing device, pursuant to Subpart J of
Part 15 of FCC rules. Only peripherals (computer input/output
devices, terminals, printers, etc.) certified to comply with the
Class B limits may be attached to this computer when this
computer is operated in a residential environment. Operation
with noncertified peripherals is likely to result in interference to
radio and TV reception.
INSTRUCTIONS TO USER
This equipment generates and uses radio frequency energy and if not installed and used
properly, that is, in strict accordance with the operating instructions, reference manuals,
and the service manual, may cause interference to radio or TV reception. It has been type
tested and found to comply with the limits for a Class B computing device in accordance
with Subpart J of Part 15 of FCC rules, which are designed to provide reasonable
protection against such interference in a residential installation. However, there is no
guarantee that interference will not occur in a particular installation. If this equipment
does cause interference to radio or TV reception, which can be determined by turning the
equipment off and on, the user is encouraged to try to correct the interference by one or
more of the following measures:
• Reorient the receiving antenna.
• Relocate the computer with respect to the receiver.
• Move the computer away from the receiver.
• Plug the computer into a different outlet so that computer and receiver are on
different branch circuits.
If necessary, the user should consult the dealer or an experienced radio/television
technician for additional suggestions. The user may find the following booklet prepared
by the Federal Communications Commission helpful: How to Identify and Resolve
Radio-TV Interference Problems.
This booklet is available from the US Government Printing Office, Washington,DC
20402, Stock No. 004-000-00345-4.
CAUTION
This product is equipped with a line cord and plug for the user's
safety. It is to he used in conjunction with a properly groimded
receptacle to avoid electrical shock.
m

The following FCC statement applies to the:
IBM Binary Synchronous Communications Adapter
IBM Synchronous Data Link Control Adapter
IBM PC General Purpose Interface Bus Adapter
IBM PC Data Aquisition and Control Adapter
IBM PC Network Adapter
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FEDERAL COMMUNICATIONS COMMISSION
RADIO FREQUENCY INTERFERENCE
STATEMENT
Warning: This equipment generates, uses, and can radiate radio
frequency energy and if not installed and used in accordance with
the instruction manual, may cause interference to radio
communications. It has been tested and found to comply with the
limits for a Class A computing device, pursuant to Subpart J of
Part 15 of FCC rules, which are designed to provide reasonable
protection against such interference when operated in a
commercial environment. Operation of this equipment in a
residential area is likely to cause interference in which case the
user at his own expense will be required to take whatever
measures may be required to correct the interference.
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IV

Electrical Safet>
Electrical current from power, telephone,
and communications cables is hazardous.
Connect and disconnect cables as shown
when installing, moving, or opening the
covers of personal computers or attached
devices.
To Connect To Disconnect
Turn Everything OFF.
Devices First,
•(S&=
Then Outlets.
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-sTok"^
Outlets First,
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Then Devices.
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Notes:
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Contents
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Section 1. Introduction 1-1
Section 2. Getting Started 2-1
Section 3. Operating Your System 3-1
System Unit 3-3
Keyboard 3-4
5-1/4 Inch Diskette Drives 3-11
About Diskettes and Drive Compatibility 3-12
Write Protect 3-13
Loading Your Diskette Drive 3-14
Fixed Disk Drives 3-15
Displays 3-16
Battery Installation 3-17
Time and Date 3-19
Moving Your System 3-19
Long-Distance Move 3-23
Setup at Your New Location 3-23
Section 4. Installing Your Options 4-1
Internal Options 4-3
Cover Removal 4-4
IBM Personal Computer AT Math
Coprocessor 4-8
Memory Expansion Adapter Installation 4-12
Memory Module Kit 4-15
Display Adapter Installation 4-16
IBM Personal Computer AT
Serial/Parallel Adapter 4-20
IBM Binary Synchronous
Communications (BSC) Adapter 4-25
IBM Synchronous Data Link Control
(SDLC) Communications Adapter .. . . 4-27
Enhanced Graphics Adapter 4-29
Graphics Memory Expansion Card 4-31
Graphics Memory Module Kit 4-32
IBM Personal Computer General Purpose
Interface Bus Adapter 4-33
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IBM Personal Computer Data Acquisition
and Control Adapter-. 4-35
IBM PC Network Adapter 4-37
Adapter Installation 4-39
Cover Installation 4-42
External Options 4-44
IBM Monochrome Display 4-46
IBM Color Display 4-48
IBM Enhanced Color Display 4-50
IBM Personal Computer Display Stand . 4-52
IBM Communications Cable 4-56
IBM Personal Computer AT Serial
Adapter Cable 4-58
IBM 3.5 Inch External Diskette Drive .. 4-60
Sections. TESTING YOUR SYSTEM 5-1
Appendix A. Keyboard Templates A-1
Introduction A-3
French . .. .
German .. . .
Italian
Spanish . .. .
U.K. EngUsh
U.S. English
A-5
A-1
A-9
A-11
A-13
A-15
Glossary Glossary 1
Index Index 1
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