SGI Tensor Processing Unit (TPU) XIO Board Introduction

Document Number: 007-4222-002


Written by Heidi Racanelli

Illustrated by Carlin Otto, Heidi Racanelli, and Sue Simet

Edited by Mary Geisert and Allison Gosbin

Production by Amy Swenson

Engineering contributions by Larry Mueller, Tom Wieseler, Curt Egner, Dan Bieno

© 1999 - 2000, Silicon Graphics, Inc.— All Rights Reserved

The contents of this document may not be copied or duplicated in any form, in whole or in part, without the prior written permission of Silicon Graphics, Inc.


Use, duplication, or disclosure of the technical data contained in this document by the Government is subject to restrictions as set forth in subdivision (c) (1) (ii) of the Rights in Technical Data and Computer Software clause at DFARS 52.227-7013 and/or in similar or successor clauses in the FAR, or in the DOD or NASA FAR Supplement. Unpublished rights reserved under the Copyright Laws of the United States. Contractor/manufacturer is SGI, 1600 Amphitheatre Pkwy, Mountain View, CA 94043-1351.

FCC Warning

The equipment described in this guide has been tested and found compliant with the limits for a Class A digital device, pursuant to Part 15 of the FCC rules. These limits are designed to provide reasonable protection against harmful interference when the equipment is operated in a commercial environment. This equipment generates, uses, and can radiate radio frequency energy and, if not installed and used in accordance with the instruction manual, may cause harmful interference to radio communications. Operation of this equipment in a residential area is likely to cause harmful interference, in which case users will be required to correct the interference at their own expense.

If this equipment does cause harmful interference to radio or television 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 or relocate the receiving antenna.
- Increase the separation between the equipment and receiver.
- Connect the equipment into an outlet on a circuit different from that to which the
receiver is connected.
- Consult the dealer or an experienced radio/TV technician for help.

Caution: The user is cautioned that changes or modifications to the equipment not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment.

For additional FCC information, refer to the Interference Handbook 1993 Edition prepared by the Federal Communications Commission. This booklet can be obtained by writing to the U.S. Government Printing Office, Superintendent of Documents, Mail Stop SSOP, Washington, D.C. 20402-9328, ISBN 0-16-041736-8.

International Special Committee on Radio Interference (CISPR)

This equipment has been tested to and is in compliance with the Class A limits per CISPR publication 22, Limits and Methods of Measurement of Radio Interference Characteristics of Information Technology Equipment.

Canadian Department of Communications Statement

This digital apparatus does not exceed the Class A limits for radio noise emissions from digital apparatus as set out in the Radio Interference Regulations of the Canadian Department of Communications standard NMB-003.


Cet appareil numérique de la classe A est conforme a la norme NMB-003 du Canada.

JAPAN - VCCI Class A Statement

KOREA - Korea Class A Statement

TAIWAN -CNS 13438 Class A Statement

Manufacturer's Regulatory Declarations

This peripheral when integrated into the workstation conforms to several national and international specifications and European directives as listed on the “Manufacturer's Declaration of Conformity,” which is included with each computer system. The CE insignia displayed on each device is an indication of conformity to the European requirements.

Your peripheral has several governmental and third-party approvals, licenses, and permits. Do not modify this product in any way that is not expressly approved by Silicon Graphics, Inc. If you do, you may lose these approvals and your governmental agency authority to operate this device.

Silicon Graphics is a registered trademark and SGI and the SGI logo are trademarks of Silicon Graphics, Inc. IRIX and Onyx2 are registered trademarks and Gigachannel and Origin are trademarks of Silicon Graphics, Inc.