S UPER ® SAS936A A C A C REV: BAR CODE 3.1 SEC_I2C A C A C MH7 A C A C A C +5V +12V GND GND +5V +12V GND GND +5V +12V GND GND +5V +12V GND GND PWR0 PWR1 PWR2 PWR3 FAN1 FAN3 FAN2 R581 SAS-936A BACKPLANE USER'S GUIDE Rev. 1.0

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SAS-936A Backplane User's Guide The information in this User’s Manual has been carefully reviewed and is believed to be accurate. The vendor assumes no responsibility for any inaccuracies that may be contained in this document, makes no commitment to update or to keep current the information in this manual, or to notify any person or organization of the updates. Please Note: For the most up-to-date version of this manual, please see our web site at www.supermicro.com. Super Micro Computer, Inc. ("Supermicro") reserves the right to make changes to the product described in this manual at any time and without notice.

This product, including software, if any, and documentation may not, in whole or in part, be copied, photocopied, reproduced, translated or reduced to any medium or machine without prior written consent. IN NO EVENT WILL SUPERMICRO BE LIABLE FOR DIRECT, INDIRECT, SPECIAL, INCIDENTAL, SPECULATIVE OR CONSEQUENTIAL DAMAGES ARISING FROM THE USE OR INABILITY TO USE THIS PRODUCT OR DOCUMENTATION, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGES. IN PARTICULAR, SUPERMICRO SHALL NOT HAVE LIABILITY FOR ANY HARDWARE, SOFTWARE, OR DATA STORED OR USED WITH THE PRODUCT, INCLUDING THE COSTS OF REPAIRING, REPLACING, INTEGRATING, INSTALLING OR RECOVERING SUCH HARDWARE, SOFTWARE, OR DATA.

Any disputes arising between manufacturer and customer shall be governed by the laws of Santa Clara County in the State of California, USA. The State of California, County of Santa Clara shall be the exclusive venue for the resolution of any such disputes. Super Micro's total liability for all claims will not exceed the price paid for the hardware product. Manual Revision 1.0b Release Date: January 8, 2008 Unless you request and receive written permission from SUPER MICRO COMPUTER, you may not copy or otherwise reproduce/distribute any part of this document. Information in this document is subject to change without notice.

Other products and companies referred to herein are trademarks or registered trademarks of their respective companies or mark holders. Copyright © 2008 by SUPER MICRO COMPUTER INC. All rights reserved. Printed in the United States of America ii

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Safety Information and Technical Speciﬁcations Table of Contents SAS 936A BACKPLANE Contacting SuperMicro ..................................................................................................iv Chapter 1 Safety Guidelines 1-1 ESD Safety Guidelines ................................................................................... 1-1 1-2 General Safety Guidelines .............................................................................. 1-1 Chapter 2 Jumper Settings and Pin Deﬁnitions 1-3 A Note to Users ...............................................................................................

1-2 2-1 Front Connectors and Jumpers ...................................................................... 2-1 2-2 Front Connector and Pin Deﬁnitions ............................................................... 2-3 Front Connectors ............................................................................................ 2-1 2-3 Front Jumper Locations and Pin Deﬁnitions ................................................... 2-5 Explanation of Jumpers .............................................................................. 2-5 Fan Jumper Settings .......................................................................................

2-6 I 2 C and SGPIO Modes and Jumper Settings ................................................. 2-7 Front LED Indicators ....................................................................................... 2-8 2-4 Rear Connectors and LED Indicators ............................................................. 2-9 Front Panel LEDs ............................................................................................ 2-8 iii

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SAS-936A Backplane User's Guide Contact Information Headquarters Address: Super Micro Computer, Inc. 980 Rock Ave. San Jose, CA 95131 U.S.A. Tel: +1 (408) 503-8000 Fax: +1 (408) 503-8008 Email: marketing@supermicro.com (General Information) support@supermicro.com (Technical Support) Web Site: www.supermicro.com Europe Address: Super Micro Computer B.V. Het Sterrenbeeld 28, 5215 ML 's-Hertogenbosch, The Netherlands Tel: +31 (0) 73-6400390 Fax: +31 (0) 73-6416525 Email: sales@supermicro.nl (General Information) support@supermicro.nl (Technical Support) rma@supermicro.nl (Customer Support) Asia-Paciﬁc Address: Super Micro Computer, Taiwan 4F, No. 232-1, Liancheng Rd.

Chung-Ho 235, Taipei County Taiwan, R.O.C. Tel: +886-(2) 8226-3990 Fax: +886-(2) 8226-3991 Web Site: www.supermicro.com.tw Email: support@supermicro.com.tw (Technical Support) Tel: 886-2-8228-1366, ext.132 or 139 iv

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