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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.
For faster service, RMA authorizations may be requested online (http://www.super- micro.com/support/rma/). Whenever possible, repack the backplane in the original Supermicro box, using the original packaging materials. If these are no longer available, be sure to pack the backplane in an anti-static bag and inside the box. Make sure that there is enough packaging material surrounding the backplane so that it does not become damaged during shipping.
Chapter 1 Safety Guidelines Chapter 1 Safety Guidelines To avoid personal injury and property damage, carefully follow all the safety steps listed below when accessing your system or handling the components. ESD Safety Guidelines Electrostatic Discharge (ESD) can damage electronic com ponents. To prevent dam- age to your system, it is important to handle it very carefully.
This manual reflects SAS3-836EL1 and SAS3-836EL2 Revision 1.01, the most current release available at the time of publication. Always refer to the Supermicro Web site at www.supermicro.com for the latest updates, compatible parts and sup- ported configurations.
BPN-SAS3-836EL Backplane Manual Front Connector and Pin Definitions 1. Backplane Main Power Connectors Backplane Main Power The 4-pin connectors, designated PWR1, 4-Pin Connector PWR2, PWR3 and PWR4, provide power Pin# Definition to the backplane. See the table on the right +12V for pin definitions.
Jumper Settings Note Open: Disabled (Default) Activity LED testing ACTLED1 Closed: Enabled (Supermicro internal use only) Explanation of Jumpers To modify the operation of the backplane, Connector Pins jumpers can be used to choose between optional settings. Jumpers create shorts between two pins to change the function of the connector. Pin 1 is identified with...
Chapter 2 Jumper Settings and Pin Definitions Rear Connectors and LED Indicators SAS #3 SAS #11 SAS #7 SAS #15 SAS #10 SAS #14 SAS #2 SAS #6 SAS #1 SAS #9 SAS #5 SAS #13 ACT#8 ACT8 FAIL8 SAS #0 SAS #8 FAIL#8 SAS #4 SAS #12 SAS3-836EL2 REV1.01...
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BPN-SAS3-836EL Backplane Manual Rear LED Indicators Rear Connector Hard Drive Activity LED Failure LED SAS #0 ACT #0 FAIL #0 SAS #1 ACT #1 FAIL #1 SAS #2 ACT #2 FAIL #2 SAS #3 ACT #3 FAIL #3 SAS #4...
Chapter 3 Dual Port and Cascading Configurations Chapter 3 Dual Port and Cascading Configurations Single and Dual Port Expanders SAS connectors PRI-J0 to J3 and SEC-J0 to J3 are bidirectional and can be treated as input or output. Single Ports BPN-SAS3-836EL1 backplanes have a single port expander that accesses all of the drives and supports cascading.
BPN-SAS3-836EL Backplane Manual Failover The BPN-SAS3-836EL2 model backplane has two expanders which enable effec- tive failover and recovery. Single Host Bus Adapter In a single host bus configuration, the SAS HBA backplane connects to one host bus adapter. MH13 S_ICE_HDR...
Chapter 3 Dual Port and Cascading Configurations Failover with RAID Cards and Multiple HBAs The BPN-SAS3-836EL backplane may be configured for failover with multiple HBAs using either RAID controllers or HBAs to acheive failover protection. RAID Controllers: If RAID controllers are used, then the failover is accomplished through port failover on the same RAID card. HBAs: If multiple HBAs are used to achieve failover protection and load balancing, Linux MPIO software must be installed and correctly configured to perform the load balancing and failover tasks.
(HBA). Other JBODs in this enclosed system must be equipped with a control card. This section describes the supported control board for the BPN-SAS3-836EL series backplane. For more information, see the Supermicro web site at www.supermicro.com. FAN2 FAN4...
Chapter 3 Dual Port and Cascading Configurations Support Cables Connecting an Internal HBA to the Backplane The following section lists the most common cables used to connect the HBA to the backplane. MH13 S_ICE_HDR P_SDB 1 2 3 ACTLED1 P_UART P_HB_LED EC16 5V_LED1 12V_LED1 SEC_J3 EC10 BPN-SAS3-836EL2 EC19 EC20...
BPN-SAS3-836EL Backplane Manual Supported Internal HBA Cables Use the following cables to create connections between the internal HBA and BPN-SAS3-836EL model backplane. The cables required depend upon the HBA connector. Cable Name: Internal iPass (Mini-SAS) to HD (Mini-SAS) Part #: CBL-SAST-0508-01...
Chapter 3 Dual Port and Cascading Configurations Connecting an External HBA to the Backplane This backplane supports external host bus adapters. In this configuration, the HBA and the backplane are in different physical chassis. This allows a JBOD (Just a Bunch Of Disks) configuration from an existing system. Single External Host Bus Adapter MH13 S_ICE_HDR P_SDB 1 2 3 ACTLED1 P_UART P_HB_LED EC16 5V_LED1 12V_LED1 SEC_J3 BPN-SAS3-836EL2...
BPN-SAS3-836EL Backplane Manual Connecting Multiple Backplanes in a Single Channel Environment This section describes the cables used when cascading from a single HBA. These connections use CBL-SAST-0531 internal cables and CBL-SAST-0573 external cables. CBL-SAST-0531 (Internal Cable) MH13 S_ICE_HDR P_SDB 1 2 3...
Chapter 3 Dual Port and Cascading Configurations Single HBA Configuration Cables Figure 3-14: External Mini-SAS HD to External Mini-SAS HD Cable Cable Name: 1 Meter External Mini-SAS HD to External Mini-SAS HD Cable Part #: CBL-SAST-0573 Ports: Single Placement: External Cable Description: External cascading cable, connects ports between servers and JBODs. Figure 3-15: Mini-SAS HD Internal to External Adapter Cable Name: 16-port Mini-SAS HD Internal to External Cable Adapter with LP Bracket...
BPN-SAS3-836EL Backplane Manual Connecting Multiple Backplanes in a Dual Channel Environment This section describes the cables used when cascading from dual HBAs. These con- nections use CBL-SAST-0531 internal cables and CBL-SAST-0573 external cables. Port A Expander 1 Port B Expander 2...
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Chapter 3 Dual Port and Cascading Configurations Notes 3-11...
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BPN-SAS3-836EL Backplane Manual Disclaimer (cont.) The products sold by Supermicro are not intended for and will not be used in life sup- port systems, medical equipment, nuclear facilities or systems, aircraft, aircraft devices, aircraft/emergency communication devices or other critical systems whose failure to per- form be reasonably expected to result in significant injury or loss of life or catastrophic property damage.
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