Supermicro SC826E1-R800LP User Manual Download Page 65

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D-2

Appendix D SAS 826EL Backplane

Speciﬁcations

JP13

GND

+12V

+5
V

GND

+12V

+5V

GND

+12V

+5V

REV 1.00

SAS826EL

Backplane Jumpers, Connectors,

LEDs, and Pin Deﬁnitions

Front Connectors

1. Primary and Secondary I2C connec-

tors (four connectors total)

2. EPP Connectors: J16 and J17
3. Primary and Secondary Flash Chips
4. Primary and Secondary Expander

Chips

5. Power Connectors: PWR0, PWR1,

and PWR3

6. Fan Connectors: Fan1, Fan2, and

Fan3

7. Primary SAS Connectors: PRI_J0

8. Primary SAS Connectors: PRI_J1
9. Secondary SAS Connectors: SEC_J0

(not available in EL1 single port
backplane)

10. Secondary SAS Connectors:

SEC_J1 (not available in EL1 single
port backplane)

D-4 Front Connectors and Jumpers

SC 826 EL2 Backplane

SC 826 EL1 Backplane

JP13

GND

+12V

+5
V

GND

+12V

+5V

GND

+12V

+5V

REV 1.00

SAS826EL

Summary of Contents for SC826E1-R800LP

Page 1: ...SC826 Chassis Series SC826TQ R800UB SC826E1 R800UB SC826E2 R800UB SC826TQ R800LP SC826TQ R800RC2 OEM SC826E2 R800LP SC826E2 R800RC2 OEM SC826E1 R800LP SC826E1 R800RC2 OEM USER S MANUAL 1 0c SUPER ...

Page 2: ...ive 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 FCC Statement This equipment has been tested and found to comply 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 equip...

Page 3: ...ians only Supermicro s SC826 chassis features a unique design which is highly optimized for data storage applications It is equipped with an 800W redundant high efﬁciency power supply for superb power savings High performance fans provide ample cooling for the chassis This document lists compatible parts and conﬁgurations available when this docu ment was published Always refer to our Web site for...

Page 4: ...ils on this chassis model including the fans bays airﬂow shields and other components Chapter 4 System Interface Refer to this chapter for details on the system interface which includes the functions and information provided by the control panel on the chassis as well as other LEDs located throughout the system Chapter 5 Chassis Setup and Maintenance Refer to this chapter for detailed information ...

Page 5: ...ly information for your SC826 system Refer to our Web site for additional details at www supermicro com Appendix C This section provides detailed information on the BPN SAS 826TQ backplane Ad ditional information can by found on our Web site at www supermicro com Appendix D This section provides detailed information on the BPN SAS 826EL series back planes Additional information can by found on our...

Page 6: ...l Panel Buttons 3 2 3 3 Control Panel LEDs 3 2 3 4 Drive Carrier LEDs 3 4 Chapter 4 Chassis Setup and Maintenance 4 1 Overview 4 1 4 2 Installation Steps 4 1 4 3 Removing the Chassis Cover 4 2 4 4 Installing Hard Drives 4 3 4 5 Installing the Motherboard 4 6 Riser Card Bracket OEM ONLY 4 6 I O Shield 4 7 Permanent and Optional Standoffs 4 8 Installing the Motherboard 4 9 Add on Card Setup SC826 RC...

Page 7: ...unting Considerations 5 3 Ambient Operating Temperature 5 3 Reduced Airﬂow 5 3 Mechanical Loading 5 3 Circuit Overloading 5 3 Reliable Ground 5 3 Identifying the Sections of the Rack Rails 5 4 Locking Tabs 5 4 Outer Rack Rails 5 6 Appendix A SC826 Chassis Cables Appendix B SC826 Power Supply Speciﬁcations Appendix C BPN SAS 826TQ Backplane Speciﬁcations Appendix D BPN SAS 826EL Backplane Speciﬁcat...

Page 8: ...7x LP 800W Redun dant SC826E1 R800LP DP Dual core Xeon 12x SAS SATA w SES2 7x LP 800W Redun dant SC826TQ R800RC2 DP Dual core Xeon 12x SAS SATA w SES2 3 FF 3 LP 800W Redun dant SC826E2 R800RC2 DP Dual core Xeon 12x SAS SATA w SES2 3 FF 3 LP 560W SC826E1 R800RC2 DP Dual core Xeon 12x SAS SATA w SES2 3 FF 3 LP 800W Redun dant 1 1 Overview Supermicro s SC826 2U chassis features a unique and highly op...

Page 9: ...dress 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 Inc 4F No 232 1 Liancheng Rd Chung Ho 235 Taipei County Taiwan R O C Tel 886 2 8226 3990 Fax 886 2 8226 399...

Page 10: ... must be mailed when service is complete For faster service RMA authorizations may be requested online http www supermicro com support rma Whenever possible repack the chassis in the original Supermicro carton using the original packaging material If these are no longer available be sure to pack the chassis securely using packaging material to surround the chassis so that it does not shift within ...

Page 11: ...aim with carrier who delivered your system Decide on a suitable location for the rack unit that will hold that chassis It should be situated in a clean dust free area that is well ventilated Avoid areas where heat electrical noise and electromagnetic ﬁelds are generated You will also need it placed near at least one grounded power outlet When con ﬁgured the SC826 chassis includes one power supply ...

Page 12: ...m When working around exposed electrical circuits another person who is fa miliar with the power off controls should be nearby to switch off the power if necessary Use only one hand when working with powered on electrical equipment This is to avoid making a complete circuit which will cause electrical shock Use extreme caution when using metal tools which can easily damage any electrical component...

Page 13: ... you if they come into contact with printed circuit boards or areas where power is present After accessing the inside of the system close the system back up and secure it to the rack unit with the retention screws after ensuring that all connections have been made 2 6 System Safety Electrostatic discharge ESD is generated by two objects with different electrical charges coming into contact with ea...

Page 14: ...a wrist strap Handle a board by its edges only do not touch its components peripheral chips memory modules or contacts When handling chips or modules avoid touching their pins Put the serverboard and peripherals back into their antistatic bags when not in use For grounding purposes make sure your computer chassis provides excellent conductivity between the power supply the case the mounting fasten...

Page 15: ...to keep you constantly informed of the overall status of the system as well as the activity and health of speciﬁc components Most SC826 models are two buttons on the control panel a reset button and an on off switch This chapter explains the meanings of all LED indicators and the appropriate response you may need to take Figure 3 1 Chassis User Interface ...

Page 16: ... the front of the SC826 chassis has ﬁve LEDs These LEDs provide you with critical information related to different parts of the system This section explains what each LED indicates when illuminated and any corrective action you may need to take Power The main power switch is used to apply or remove power from the power supply to the server system Turning off system power with this button removes t...

Page 17: ...lly be illuminated when the system is operating HDD Indicates IDE channel activity SAS SATA drive and or DVD ROM drive activity when ﬂashing NIC1 Indicates network activity on GLAN1 when ﬂashing NIC2 Indicates network activity on GLAN2 when ﬂashing sure that the chassis covers are installed Finally verify that the heatsinks are ...

Page 18: ...A drive carrier has a green LED When illuminated this green LED on the front of the SATA drive carrier indicates drive activity A connection to the SATA backplane enables this LED to blink on and off when that particular drive is being accessed Red The red LED indicates a SAS SATA drive failure If one of the SAS SATA drives fail you should be notiﬁed by your system management software ...

Page 19: ... under certain circumstances a hex wrench Print this page to use as a reference while setting up your chassis 4 2 Installation Steps Removing the Chassis Cover 4 2 Installing Hard Drives 4 3 Installing the Motherboard 4 6 Installing the Air Shroud 4 13 Completing the Installation 4 15 Review the warnings and precautions listed in the manual be fore setting up or servicing this chassis These includ...

Page 20: ... time Once the top cover is released from the locked position slide the cover toward the rear of the chassis Lift the cover off the chassis 1 2 3 Warning Except for short periods of time do NOT operate the server without the cover in place The chassis cover must be in place to allow proper airﬂow and prevent overheating Figure 4 1 Removing the Chassis Cover Release Tab Remove this screw 1 2 1 3 ...

Page 21: ...e 4 4 Installing Hard Drives Removing Hard Drive Trays from the Chassis Press the release button on the drive tray This extends the drive bay handle Use the handle to pull the drive out of the chassis 1 2 Figure 4 2 Removing Hard Drive Tray 2 2 ...

Page 22: ...r the drive bays Figure 4 3 Chassis Drive Tray Installing a Hard Drive to the Hard Drive Tray Remove the two screws connecting the drive tray to the carrier Remove the tray from the carrier 1 2 Warning Except for short periods of time swapping hard drives do not operate the server with the hard drives empty Figure 4 4 Removing Dummy Drive from Tray Drive Tray Dummy Drive 1 1 ...

Page 23: ...nting holes in the hard drive and the tray Make sure the bottom of the hard drive and bottom of the hard drive tray are ﬂush Secure the hard drive using all six screws Replace the drive tray into the chassis Make sure to close the drive tray us ing the drive tray handle 3 4 5 6 7 Hard Drive Tray SAS SATA or SCSI Hard Drive Figure 4 5 Install SAS or SATA Drive to Hard Drive Tray Use a Hard Stable S...

Page 24: ...eld in place by three screws two in the rear and one in the front Remove these screws Carefully pull the riser card from the chassis and place the unit aside for later use 1 2 3 4 Riser Card Bracket OEM ONLY The SC826 R2 chassis include a riser card that accommodates three full height full length and three low proﬁle cards This riser card must be removed before installing the motherboard ...

Page 25: ...stall the motherboard Installing the I O Shield Review the documentation that came with your motherboard Become familiar with component placement requirements and precautions Open the chassis cover With the illustrations facing the outside of the chassis place the shield into the space provided 1 2 3 I O Shield Figure 4 6 I O Shield Placement ...

Page 26: ...ions used by most motherboards These standoffs accept the rounded Phillips head screws included in the SC826 accessories packaging Some motherboards require additional screws for heatsinks general components and or non standard security Optional standoffs are included to these mother boards To use an optional standoff you must place the hexagonal screw through the bottom the chassis and secure the...

Page 27: ...lace a hexagonal standoff screw through the bottom the chassis b Secure the screw with the hexagon nut rounded side up Lay the motherboard on the chassis aligning the permanent and optional standoffs Secure the motherboard to the chassis using the rounded Phillips head screws Secure the CPU s heatsinks and other components to the motherboard as described in the motherboard documentation Connect th...

Page 28: ...s installed correctly You must install add on cards to the butterﬂy bracket To do this a Make sure each add on card includes a L bracket The L bracket should be included by the add on card manufacturer b For each add on slide the card into the bracket until it clicks into place Slide the riser card into the chassis aligning with both the motherboard slot and the back panel of the chassis 1 2 3 Fig...

Page 29: ...4 11 Chapter 4 Chassis Setup and Maintenance Figure 4 9 3 Full Height Full Length with 3 Low Proﬁle Slot ...

Page 30: ...nect the power supply lay the chassis on a ﬂat surface and open the chassis cover 2 Remove the screw holding the cover in place for each low proﬁle add on ex pansion card slot you want to use Keep this screw for later use 3 Connect the add on cards and or expansion cards to the mother board 4 Secure each card to the chassis using the card s L bracket and the screw previously removed Add on Expansi...

Page 31: ...nd remove the chassis cover If necessary move any cables that interfere with the air shroud placement Place the air shroud in the chassis The air shroud ﬁts just behind the two fans closest to the power supply Slide the air shroud into the grooves just behind the fan rack Note that if a 16 DIMM 13 68 x 13 motherboard is used it is necessary to use the optional MCP 310 82502 0N air shroud For order...

Page 32: ...server without drives or drive trays in the drive bays Use only recommended server parts Make sure no wires or foreign objects obstruct air ﬂow through the chassis Pull all excess cabling out of the airﬂow path or use shorter cables The control panel LEDs inform you of system status See Chapter 3 System Interface for details on the LEDs and the control panel buttons 1 2 3 Figure 4 12 Air Shroud in...

Page 33: ...mplete In most cases the chassis power supply and fans are pre installed If you need to install fans continue to the Systems Fan section of this chapter If the chassis will be installed into a rack continue to the next chapter for rack installation instructions ...

Page 34: ... extended period of time with the chassis open Turn off the power to the system and unplug the system from the outlet Remove the failed fan s power cord from the serverboard Press the fan release tab to lift the failed fan from the chassis and pull it completely from the chassis Place the new fan into the vacant space in the housing while making sure the arrows on the top of the fan indicating air...

Page 35: ...4 17 Chapter 4 Chassis Setup and Maintenance Figure 4 14 Placing the System Fan ...

Page 36: ...ly If your chassis includes a redundant power supply at least two power mod ules you can leave the server running and remove only one power supply If your server has only one power supply you must power down the server and unplug the power cord Push the release tab on the back of the power supply as illustrated Pull the power supply out using the handle provided Replace the failed power module wit...

Page 37: ...kplane and other components Also remove both power supplies Locate the power distributor between the power supply and the fan row Remove the three screws securing the power supply Gently pull the power distributor from the chassis Gently guide all the cables through the power distributor housing Slide the new power distributor module into the power distributor housing Make that you slide the cable...

Page 38: ...n optional full face locking front bezel for added se curity The front bezel is not included with the SC826 chassis but can be ordered seperately by visiting the Supermicro Web site at www supermicro com clicking on the Where to Buy link and referencing part number MCP 210 82601 0B ...

Page 39: ...al noise and electromagnetic ﬁelds are generated You will also need it placed near a grounded power outlet Be sure to read the Rack and Server Pre cautions in the next section 5 3 Preparing for Setup The box your chassis was shipped in should include two sets of rail assemblies two rail mounting brackets and the mounting screws you will need to install the system into the rack Please read this sec...

Page 40: ... General Server Precautions Review the electrical and general safety precautions that came with the com ponents you are adding to your chassis Determine the placement of each component in the rack before you install the rails Install the heaviest server components on the bottom of the rack ﬁrst and then work up Use a regulating uninterruptible power supply UPS to protect the server from power surg...

Page 41: ...mised Mechanical Loading Equipment should be mounted into a rack so that a hazardous condition does not arise due to uneven mechanical loading Circuit Overloading Consideration should be given to the connection of the equipment to the power supply circuitry and the effect that any possible overloading of circuits might have on overcurrent protection and power supply wiring Appropriate consideratio...

Page 42: ...cludes two rack rail assemblies in the rack mounting kit Each assembly consists of two sections an inner ﬁxed chassis rail that secures directly to the server chassis and an outer ﬁxed rack rail that secures directly to the rack itself Figure 5 1 Identifying the Sections of the Rack Rails Inner Rails Inner Rail is preinstalled to the chassis Inner Rail Extensions Locking Tabs Both chassis rails ha...

Page 43: ...just like the pre attached inner rail Slide the extension toward the front of the chassis Secure the chassis with 2 screws as illustrated Repeat steps for the other inner rail extension 1 2 3 The Inner Rail Extension The inner rails are pre attached and do not interfere with normal use of the chassis if you decide not to use a server rack Attach the inner rail extension to stabilize the chassis wi...

Page 44: ...s with the slides Also both bracket ends must face the same direction Adjust both the short and long brackets to the proper distance so that the rail ﬁts snugly into the rack Secure the long bracket to the front side of the outer rail with two M5 screws and the short bracket to the rear side of the outer rail with three M5 screws Repeat steps 1 4 for the left outer rail 1 2 3 4 Secure to the Front...

Page 45: ...led on the rack Line chassis rails A and B with the front of the rack rails C Slide the chassis rails into the rack rails keeping the pressure even on both sides you may have to depress the locking tabs when inserting When the server has been pushed completely into the rack you should hear the locking tabs click Optional Insert and tightening the thumbscrews that hold the front of the server to th...

Page 46: ...SC826 Chassis Manual 5 8 Notes ...

Page 47: ... Chassis SAS SATA Part Type Length Description CBL 0087 Cable 20 Round 16 to 16 pin ribbon front panel cable CBL 0160L Cable US power cord 16 AWG PB free CBL 0217L Cable 16 pin control panel converter cable for SC826 PBF CBL 0157L Cable 9 8 pin to 8 pin ribbon cable for SGPIO PB free CBL 0191L Cable 50 cm 20 pin to 20 pin cable for control panel CBL 0139L Wire 50 cm IDE 80 Wire cable for DVD ROM C...

Page 48: ... 0175L Alt Name Big Four Alternate SAS SATA Cables Some compatible motherboards have different connectors If your motherboard has only one SAS connector that the SAS SATA cables must share use one of the following cables These cables must be purchased separately Description This cable has one ipass SFF 8087 mini sas connector 36 pins at one end and 4 SAS connectors on one end This cable connects f...

Page 49: ...pin CBL 0059 7 9 20 CM 8 pin CBL 0062 7 9 20 CM 4 pin CBL 0060 7 9 20 CM Front Panel to the Motherboard The SC826 chassis includes a cable to connect the chassis front panel to the motherboard If your motherboard uses a different connector use the following list to ﬁnd a compatible cable Front Panel to Motherboard Cable Ribbon Cable Number of Pins Front Panel Number of Pins Motherboard Cable Part ...

Page 50: ...SC826 Chassis Manual A 4 Notes ...

Page 51: ...endix B SC826 Power Supply Speciﬁcations This appendix lists power supply speciﬁcations for your chassis system SC826 800W MFR Part PWS 801 1R Rated AC Voltage 100 240V 50 60Hz 10 4 Amp 5V standby 4 Amp 12V 66 Amp 5V 30 Amp 3 3V 24 Amp 12V 0 6 Amp ...

Page 52: ...SC826 Chassis Manual B 2 Notes ...

Page 53: ...es only do not touch its components peripheral chips memory modules or gold contacts When handling chips or modules avoid touching their pins Put the card and peripherals back into their antistatic bags when not in use C 2 General Safety Guidelines Always disconnect power cables before installing or removing any components from the computer including the SAS 826TQ Backplane Disconnect the power ca...

Page 54: ...84 JP74 JP67 JP65 JP102 JP46 JP13 JP10 JP37 JP95 JP52 JP78 U2 J7 J6 J5 J8 J24 J23 J25 J16 J14 J12 J10 J22 JP26 JP47 JP82 C A C A 1 GND GND 12V 5V GND GND 12V 5V GND GND 12V 5V BAR CODE ACT4 ACT11 ACT10 ACT9 ACT8 ACT3 ACT2 ACT1 ACT7 ACT6 ACT5 ACT0 9072 RST ALARM 1 ALARM 2 ACT_IN 8 11 ACT_IN 0 7 UPGRADE 2 JTAG 2 0 1 2 3 4 5 7 6 11 10 9 8 SIDEBAND 3 I2C 3 SIDEBAND 2 I2C 2 I2C 1 SIDEBAND 1 BUZZER RESE...

Page 55: ...ted JP26 and JP47 is used to indicate the activity status of each SAS drive The Activity LED Header is located on the front panel For the Activity LED Header to work properly connect using a 10 pin LED cable SAS Activity LED Header Pin Deﬁnitions JP47 Pin Deﬁnition Pin Deﬁnition 1 ACT IN 8 6 ACT IN 12 2 ACT IN 9 7 ACT IN 13 3 ACT IN 10 8 ACT IN 14 4 ACT IN 11 9 ACT IN 15 5 Ground 10 Empty 3 4 5 I2...

Page 56: ...troller ID SB6 4 Reset SB4 3 GND SB2 6 GND SB3 5 SDA SB1 8 Backplane ID SB7 7 SCL SB0 10 No Connec tion 9 No Connec tion Backplane Main Power 4 Pin Connector JP10 JP13 and JP46 Pin Deﬁnition 1 12V 2 and 3 Ground 4 5V 6 Backplane Main Power Connectors The 4 pin connectors designated JP10 JP13 and JP46 provide power to the backplane See the table on the right for pin deﬁnitions 10 21 SAS Ports The S...

Page 57: ...odify the operation of the backplane 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 a square solder pad on the printed circuit board Note On two pin jumpers Closed means the jumper is on and Open means the jumper is off the pins Connector Pins Jumper Setting 3 2 1 3 2 1 Jumper Settings J...

Page 58: ...ore your backplane to I2 C mode I2 C Setting Default Jumper Jumper Setting Note JP65 2 3 Backplane ID SDIN 1 JP67 2 3 Backplane ID SDIN 2 JP74 2 3 Backplane ID SDIN 3 JP83 Closed I2 C Reset 1 JP84 2 3 Controller ID 1 JP85 1 2 ID 0 Backplane ID 1 JP86 Closed I2 C Reset 2 JP87 Open I2 C Reset SDOUT 1 JP88 Open I2 C Reset SDOUT 2 JP89 Closed I2 C Reset 3 JP90 2 3 Controller ID 3 JP91 1 2 ID 0 Backpla...

Page 59: ... SDIN 2 JP74 1 2 Blackplane ID SDIN 3 JP83 Open I2 C Reset 1 JP84 1 2 Controller ID 1 JP85 1 2 Backplane ID 1 JP86 Open I2 C Reset 2 JP87 Closed I2 C Reset SDOUT 1 JP88 Closed I2 C Reset SDOUT 2 JP89 Open I2 C Reset 3 JP90 1 2 Controller ID 3 JP91 1 2 Backplane ID 3 JP93 Closed I2 CRST_SDOUT 3 JP101 1 2 Controller ID 2 JP102 1 2 Backplane ID 2 ...

Page 60: ...the following chart when connecting this backplane If you connect the SAS ports out of order you will not able to easily identify drives using the LED func tion SAS Port Connections in I2 C and SGPIO Settings Port I2 C SGPIO 0 3 I2 C 1 Sideband 1 4 7 I2 C 2 Sideband 2 8 11 I2 C 3 Sideband 3 ...

Page 61: ...annel 2 D53 ON Indicates 5V power Light is on during normal operation D54 ON Indicates 12V power Light is on during normal operation FRONT LED INDICATORS JP66 JP68 D53 D54 D36 JP83 JP86 JP87 JP88 JP101 JP45 JP91 JP85 JP84 JP67 JP65 JP102 JP37 JP95 U2 J7 J6 J5 J8 J12 J10 JP26 JP47 C A C A 1 ACT4 ACT11 ACT10 ACT9 ACT8 ACT3 ACT2 ACT1 ACT7 ACT6 ACT5 ACT0 ALARM 1 ALARM 2 ACT_IN 8 11 ACT_IN 0 7 0 1 2 3 ...

Page 62: ...ectors Rear Connector SAS Drive Number Rear Connector SAS Drive Number SAS 0 SAS SATA HHD 0 SAS 6 SAS SATA HHD 6 SAS 1 SAS SATA HHD 1 SAS 7 SAS SATA HHD 7 SAS 2 SAS SATA HHD 2 SAS 8 SAS SATA HHD 8 SAS 3 SAS SATA HHD 3 SAS 9 SAS SATA HHD 9 SAS 4 SAS SATA HHD 4 SAS 10 SAS SATA HHD 10 SAS 5 SAS SATA HHD 5 SAS 11 SAS SATA HHD 11 Rear LED Indicators Rear LED Hard Drive Activity Failure LED SAS 0 D12 D5...

Page 63: ...ge Touch a grounded metal object before removing a component from the antistatic bag Handle the RAID card by its edges only do not touch its components peripheral chips memory modules or gold contacts When handling chips or modules avoid touching their pins Put the card and peripherals back into their antistatic bags when not in use D 2 General Safety Guidelines Always disconnect power cables befo...

Page 64: ... An Important Note to Users All images and layouts shown in this user s guide are based upon the latest PCB Revision available at the time of publishing The card you have received may or may not look exactly the same as the graphics shown in this manual ...

Page 65: ...ary and Secondary Expander Chips 5 Power Connectors PWR0 PWR1 and PWR3 6 Fan Connectors Fan1 Fan2 and Fan3 7 Primary SAS Connectors PRI_J0 8 Primary SAS Connectors PRI_J1 9 Secondary SAS Connectors SEC_J0 not available in EL1 single port backplane 10 Secondary SAS Connectors SEC_J1 not available in EL1 single port backplane D 4 Front Connectors and Jumpers SC 826 EL2 Backplane SC 826 EL1 Backplane...

Page 66: ...he I2 C Connectors are used to monitor hard drive activity and status through LED See the table on the right for pin deﬁnitions There are four total connectors two primary and two secondary These connectors are optional and should only be used by qualiﬁed technicians I2 C Connector Pin Deﬁnitions Pin Deﬁnition 1 Data 2 Ground 3 Clock 4 No Connection 4 Primary and Secondary Expander Chips This Prim...

Page 67: ... The 4 pin connectors designated PWR0 PWR1 and PWR3 provide power to the backplane See the table on the right for pin deﬁnitions 6 Fan Connectors The 3 pin connectors designated Fan1 Fan2 and Fan3 provide power to the fans See the table on the right for pin deﬁnitions Fan Connectors Fan1 Fan2 and Fan3 Pin Deﬁnition 1 Ground 2 12V 3 Tachometer 7 10 SAS Ports SAS port connectors ...

Page 68: ... to choose between optional settings Jumpers create shorts between two pins to change the function of the connector Pin 1 is identiﬁed with a square solder pad on the printed circuit board Note On two pin jumpers Closed means the jumper is on and Open means the jumper is off the pins Connector Pins Jumper Setting 3 2 1 3 2 1 JP13 GND GND 12V 5V GND GND 12V 5V GND GND 12V 5V REV 1 00 SAS826E Buzzer...

Page 69: ... Setting Note REMOTE_FAN_FAIL_ SOCKET Connected Front Panel Fan Fail indicator Optional General Jumper Settings Jumper Jumper Settings Note PRI_MODE4 1 2 Factory Setting Do not change SEC_MODE4 1 2 Factory Setting Do not change BUZZER_ENB1 Open Disable Closed Enable Buzzer Enable ...

Page 70: ... Failure FANFAIL1 ON Failure in System Fans 5V OFF Backplane power failure Light is on during normal operation 12V OFF Backplane power failure Light is on during normal operation Front LED Indicators FAN FAIL LED JP13 GND GND 12V 5V GND GND 12V 5V GND GND 12V 5V REV 1 00 SAS826EL REV 1 00 SAS826EL OVERHEAT LED 12V_LED 5V_LED ...

Page 71: ...umber Rear Connector SAS Drive Number SAS 0 SAS HDD 0 SAS 6 SAS HDD 6 SAS 1 SAS HDD 1 SAS 7 SAS HDD 7 SAS 2 SAS HDD 2 SAS 8 SAS HDD 8 SAS 3 SAS HDD 3 SAS 9 SAS HDD 9 SAS 4 SAS HDD 4 SAS 10 SAS HDD 10 SAS 5 SAS HDD 5 SAS 11 SAS HDD 11 Rear LED Indicators Rear LED Hard Drive Activity 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 ACT 4 FAIL 4 SAS 5 ACT ...

Page 72: ...ave dual port expanders that access all 12 drives These dual port expanders support cascading failover and recovery Warning The SAS 826EL2 backplane s J0 and J1 SAS ports reversed in the Sec ondary Expander Ports B with J0 on top and J1 on the bottom Dual Port and Cascading Conﬁgurations SAS 826EL2 Dual Port Backplane J1 J1 J0 From HBA or higher backplane To Lower Backplane in cascaded system JP13...

Page 73: ... fails the system will automatically fail over to Port B Dual Host Bus Adapter In a Dual Host Bus Conﬁguration the backplane connects to two Host Bus Adapters HBA Dual Host Bus Adapter Failover If the Expander or data path in Port A fails the system will automatically fail over to Port B This maintains a full connection to all drives SAS HBA Port A Expander 1 Port B Expander 2 SAS HBA Port A Expan...

Page 74: ... Card In a cascaded conﬁguration the ﬁrst chassis includes a motherboard and at least one Host Bus Adapter HBA Other servers in this enclosed system include a power card This section describes the supported power card for the 826 back plane system For more information see the PCC JBPWR2 power card manual This manual a can be found at the http www supermicro com or as an appendix in the SC826 chass...

Page 75: ...gth 46 cm 18 inches Connecting an Internal Host Bus Adapter to the Backplane The following section lists the most common cables used to connect the HBA to the backplane HBA Host Bus Adapter HBA Host Bus Adapter HBA Host Bus Adapter Single Internal Host Bus Adapter Dual Internal Host Bus Adapter Supported Internal HBA to Backplane Cables Use the following listed cables to create connections between...

Page 76: ...s an ipass SFF 8087 mini sas connector 36 pins at each end It connects from the HBA to the 826 EL backplane Cable Name SFF 8087 mini SAS TO SFF 8087 mini SAS Part CBL 0108L 02 Length 39 cm 15 inches Part CBL 0109L 02 Length 22 cm 9 inches Part CBL 0110L 02 Length 18 cm 7 inches ...

Page 77: ...his conﬁguration the HBA and the backplane are in different physical chassis This allows a JBOD Just a Bunch Of Drives conﬁguration from an existing system HBA Host Bus Adapter Power Card Single External Host Bus Adapter HBA Host Bus Adapter Power Card HBA Host Bus Adapter Dual External Host Bus Adapter CBL 0200L External HBA Cable CBL 0200L External HBA Cables ...

Page 78: ...ckplane Cable Use the following cable if your external HBA has an Inﬁniband connector Description This cable has an Inﬁniband connector SFF 8470 on one end and an SFF 8088 1X 26 pins at the other end Cable Name SAS InﬁniBand to Mini SAS X4 1M cable PBF Part CBL 0200L Length 1 meter ...

Page 79: ...able CBL 0166L external cable HBA Host Bus Adapter Power Card Single HBA Conﬁguration Connecting Multiple Backplanes in a Single Channel Environment This section describes the cables used when cascading from a single HBA These connections use CBL 0167L internal cables and CBL 0166L external cables ...

Page 80: ...ding Cable External 68cm Part CBL 0166L SFF 8088 1x to SFF 8088 x1 Ports Single or Dual Placement External cable Description Internal cable Connects the backplane to the Host Bus Adapter HBA or external port Used in single port environments Cable Name SAS EL2 EL1 Backplane Cable Internal w 2 port Cascading Cable 68 cm Part CBL 0167L SFF 8087 to SFF 8088 x1 Ports Single Placement Internal cable Sin...

Page 81: ...26EL Backplane Speciﬁcations Cable 0166L external cable Cable 0168L with Single Port Assembly internal cable Connecting Multiple Backplanes in a Dual Channel Environment Power Card HBA Host Bus Adapter HBA Host Bus Adapter ...

Page 82: ... 68 76cm Part CBL 0168L SFF 8087 to SFF 8088 x2 Ports Dual Placement Internal cable Description External cascading cable Connects ports between servers Use one cable for single port connections and two cables for dual port connections Cable Name SAS EL2 EL1 Cascading Cable External 68cm Part CBL 0166L SFF 8088 x1 to SFF 8088 x1 Ports Single or Dual Placement External cable Dual HBA Conﬁguration Ca...

Page 83: ... HBA Other servers require a power control card not a motherboard and HBA For more infor mation see the 826 Chassis Manual D 11 Supported Cascading Conﬁguration Other Considerations Cascading supports up to 122 hard drives Use the same cables for all single port conﬁgurations See page 3 4 if your HBA is external to your backplane CBL 0167L with Single Port Assembly internal cable CBL 0166L externa...

Page 84: ...d Technical Speciﬁcations Server System with Dual SAS HBA and Cascading C onﬁguration Cable 0166L external cable Cable 0168L with Dual Port Assembly internal cable Power Card HBA Host Bus Adapter HBA Host Bus Adapter Power Card ...

Page 85: ...D 22 Appendix D SAS 826EL Backplane Speciﬁcations Notes ...

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