Supermicro SuperChassis 825TQ-563UB
Contents
1. 6 1 Unpacking the Systelmis dei cte rode eoe E i a ce i e re Ene 6 1 Preparing for Setup aeree Once a esed eda d ii 6 1 Choosing a Setup Locatlor 22 cte ted nc e bed eus 6 1 Rack Precautions 6 2 General Server Precautions oe iare skai saksai k i rti o 6 2 Rack Mounting Considerations cpi it ctt y E i a 6 3 Ambient Operating Temperat re isise aai 6 3 Reduced AIM OW uis castens cocer eee oro rk re i ko i a i a E i a 6 3 Mechanical Eoadifig in rnt eter i esie a R ks 6 3 Circuit Overloading 6 3 Reliable Grounds een e aee Pee Rer e aee nea deut 6 3 Rack Mounting IistqlotlOlis cessa co os aaa a as ns destra ae sa E 6 4 Separating the Sections of the Rack Rails 6 4 Installing the Inner Rail Extension essessessseseeeeeeneeeenennt 6 5 Outer Rack Falls iocos trt n ii i ai i rre a nv e nec exea et 6 6 SC825 Chassis Manual Appendix A SC825 Chassis Cables Appendix B SC825 Power Supply Specifications Appendix C SAS 825TQ Backplane Specifications viii Chapter 1 Introduction 1 1 Overview Chapter 1 Introduction Supermicro s SC825 2U chassis features a unique and highly optimized design The chassis is equipped with a high efficiency power supply 1 2 Shipping List For the latest shipping lists visit the Supermicro Web site at www supermicro com SC825 Chassis Model CPU HDD y o Power Supply 4xFF 740W SC825TQ R740WB DP2. 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 Cable Name SAS Cable Quantity 1 Part CBL 0175L Alt Name Big Four Description This cable has one SFF 8484 32 pin connector on one end and four SAS connectors with seven pins on each connector at the other end This cable connects from the host motherboard or other controller to the backplane SAS hard drive port Cable Name SAS Cable Quantity 1 Part CBL 0116L Alt Name iPass or Small Four Description This cable has one iPass SFF 8087 Mini SAS connector 36 pins at one end and four SAS connectors on the other This cable connects from the host motherboard or other controller to the backplane SAS hard drive port A 2 Appendix A Chassis Cables Extending Power Supply Cables Although Supermicro chassis are designed to be efficient and cost effective some compatible motherboards have power connectors located in different areas To use these motherboards you may have to extend the power cables to the mother boards To do this use the following chart as a guide Power Cable Extenders Number of Pins Cable Part Length 24 pin CBL 0042L 7 9 20 cm 20 pin CBL 0059L 7 9 20 cm 8 pin CBL 0062L 7 9 20 cm 4 pin CBL 0060L 7 9 20 cm A
3. 3 SC825 Chassis Manual Notes A 4 Appendix B Power Supply Specifications Appendix B SC825 Power Supply Specifications This appendix lists power supply specifications for your chassis system SC825 Series R700W 560W 563W 600W Redundant MFR Part PWS 561 1H20 PWS 563 1H20 PWS 605P 1H Sa 5 Rated AC 100 240V 100 240 V 100 240 V 100 240V Voltage 50 60Hz 50 60 Hz 50 60 Hz 60 50Hz 9 8 5 4 Amp 7 5 Amp max 7 5 Amp max 10 4Amp 5V standby 3 Amp 3 Amp 3 Amp 4 Amp 46 Amp 100 12V 43 6 Amp 180V 49 Amp 57 Amp 49 Amp 180 240V 5V 25 Amp 18 Amp 18 Amp 24 Amp 3 3V 21 Amp 15 Amp 15 Amp 21 Amp 12V 0 6 Amp 0 5 Amp 0 5 0 6 Amp B 1 SC825 Chassis Manual SC825 Series MFR Part Rated AC Voltage AC Input DC Input Volt age DC Output 5V standby 12V 5V 3 3V 12V 710W DC DC Power Supply PWS 711 1R Voltage Range 36V to 75V 24A 11A Nominal Voltage 48V 4 Amp 59 Amp 30 Amp 20 Amp 0 6 Amp R720W Redundant PWS 721P 1R 100 240 V 50 60 Hz 4 9 Amp 3 Amp 5V standby 59 Amp 12V 740W PWS 741P 1R 100 240 V 50 60 Hz 9 3 5 Amp 4 Amp 5V standby 61 7 Amp 12V B 2 Chapter 1 Safety Guidelines Appendix C SAS 825TQ Backplane Specifications To avoid personal injury and property damage carefully follow all the safety steps listed below when accessing yo
4. 8226 3991 www supermicro com tw Technical Support Email Tel support supermicro com tw 886 2 8226 5990 1 3 SC825 Chassis Manual 1 5 Returning Merchandise for Service A receipt or copy of your invoice marked with the date of purchase is required be fore any warranty service will be rendered You can obtain service by calling your vendor for a Returned Merchandise Authorization RMA number When returning to the manufacturer the RMA number should be prominently displayed on the outside of the shipping carton and mailed prepaid or hand carried Shipping and handling charges will be applied for all orders that 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 the carton and become damaged during shipping This warranty only covers normal consumer use and does not cover damages in curred in shipping or from failure due to the alteration misuse abuse or improper maintenance of products During the warranty period contact your distributor first for any product problems 1 4 Chapter 2 System Safety Chapter 2 System Safety 2 1 Overview This c
5. s Guide C 7 Rear Connectors and LED Indicators Figure C 5 Rear Connectors and LEDs Rear SAS SATA Connectors Rear SAS Drive Rear SAS Drive Connector Number Connector Number SAS 0 J1 SAS SATA HDD 0 SAS 4 J9 SAS SATA HDD 4 SAS 1 J2 SAS SATA HDD 1 SAS 5 J11 SAS SATA HDD 5 SAS 2 J3 SAS SATA HDD 2 SAS 46 J13 SAS SATA HDD 6 SAS 3 J4 SAS SATA HDD 3 SAS 7 J145 SAS SATA HDD 7 Rear LED Indicators Rear LED Hard Drive Activity Failure LED SAS 0 D12 D5 SAS 1 D13 D6 SAS 2 D14 D7 SAS 3 D15 D8 SAS 4 D18 D19 SAS 5 D21 D20 SAS 6 D22 D23 SAS 7 D25 D26 C 8 Chapter 2 Safety Guidelines Notes C 9 SAS 825TQ Backplane User s Guide 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 Accordingly Supermicro disclaims any and all liability and should buyer use or sell such products for use in such ultra hazardous applications it does so entirely at its own risk Furthermore buyer agrees to fully indemnify defend and hold Supermicro harmless for and against any and all claims demands actions litigation and procee
6. shaped motherboard to allow for a universal expansion card This universal output card allows the systems to accept SAS IB Ethernet and other types of connections Installing a Riser Card in the SC825U Chassis 1 Disconnect the power supply lay the chassis on a flat surface and open the chassis cover Plug the riser card into the designated riser card slot on the motherboard Riser cards provide horizontal slots for the expansion cards Secure the riser card to the riser card bracket with chassis using the screws provided The SC825U chassis accepts four full height full length expansion cards and three low profile expansion cards Installing Expansion Cards in the SC825U Chassis 1 Disconnect the power supply lay the chassis on a flat surface and open the chassis cover Plug the expansion cards into the appropriate slots on the riser cards begin ning with the lower slots first and working towards the upper slots If you are installing low profile expansion cards remove the chassis air shroud to provide more work space Secure the expansion card to the chassis PCI slot to complete the installation 5 12 Chapter 5 Chassis Setup and Maintenance 5 8 Installing the Air Shroud Figure 5 12 Air Shroud for SC825LP Chassis Air shrouds concentrate airflow to maximize cooling efficiency The SC825 chassis air shroud does not require screws for installation Installing the Air Shroud 1 Confirm that y
7. 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 5 2 Chapter 5 Chassis Setup and Maintenance 5 4 Installing Hard Drives Figure 5 2 Removing Hard Drive Removing Hard Drive Trays from the Chassis 1 Press the release button on the drive carrier This extends the drive carrier handle 2 Use the handle to pull the drive out of the chassis SC825 Chassis Manual Drive Carrier Figure 5 3 Chassis Drive Carrier The drives are mounted in drive carriers to simplify their installation and removal from the chassis These carriers also help promote proper airflow for the drive bays Warning Except for short periods of time swapping hard drives do not operate the server with the hard drives removed from the bays Ex Figure 5 4 Removing Dummy Drive from Carrier Installing a Hard Drive to the Hard Drive Carrier 1 Remove the screws securing the dummy drive to the carrier 2 Remove the dummy drive from the carrier 5 4 Chapter 5 Chassis Setup and Maintenance SAS SATA Hard Drive Carrier Figure 5 5 Removing the Hard Drive 3 Install a new drive into the carrier with the printed circuit board side facing down so that the mounting holes align with those in the carrier 4 Secure the hard drive by tightening all six screws 5 Insert the drive carrier into th
8. 012 Unless you request and receive written permission from Super Micro Computer Inc you may not copy 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 2012 by Super Micro Computer Inc All rights reserved Printed in the United States of America Preface Preface About This Manual This manual is written for professional system integrators and PC technicians It provides information for the installation and use of the SC825 2U chassis Installa tion and maintenance should be performed by experienced technicians only Supermicro s SC825 2U chassis features a unigue and highly optimized design The chassis is eguipped with a 560W single 563W single 600W single 700W redundant 710W single 720W redundant or 740W redundant high efficiency power supply for superb power savings High performance fans provide ample optimized cooling for the chassis This document lists compatible parts and configurations available when this docu ment was published Always refer to the our Web site for updates on supported parts and configurations SC825 Chassis Manual Manual Organization Chapter 1 Introduction The first chapter provides a checklist of the main components included with this chassis and describes the main features of
9. 10 82503 0B 5 21 SC825 Chassis Manual Notes 5 22 Chapter 6 Rack Installation Chapter 6 Rack Installation 6 1 Overview This chapter provides a quick setup to get your chassis up and running Following these steps in the order given should enable you to have the system operational within a minimum amount of time 6 2 Unpacking the System You should inspect the box the chassis was shipped in and note if it was damaged in any way If the chassis itself shows damage you should file a damage claim with the carrier who delivered it Decide on a suitable location for the rack unit that will hold your 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 a grounded power outlet Be sure to read the Rack and Server Pre cautions in the next section 6 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 section in its entirety before you begin the installation procedure outlined in the sections that follow Choosing a Setup Location Leave enough clearance in front of the rack to enable you to open the front door completely 25 inches Leave approximately 30 inches of clearance in the back of the
10. 825TQ Backplane The SAS 825TQ backplane has been designed to utilize the most up to date tech nology available providing your system with reliable high quality performance This manual reflects SAS 825TQ Revision 2 0 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 supported configurations C 2 Chapter 2 Safety Guidelines C 5 Front Connectors and SAS Ports 900 aa m I Toba Figure C 1 Front Connectors Front Connectors SAS Ports 1 4 pin power connector JP13 12 SAS Port 0 2 4 pin power connector JP10 13 SAS Port 1 3 CD ROM floppy connector JP18 14 SAS Port 2 4 CD ROM floppy connector JP17 15 SAS Port 3 5 Activity in LED header JP26 16 SAS Port 4 6 I2C Connector 2 JP45 17 SAS Port 5 7T IC Connector 1 JP44 18 SAS Port 6 8 Sideband Connector 2 JP52 19 SAS Port 7 9 Sideband Connector 1 JP51 10 MG9072 chip 11 Upgrade Header JP46 p o mh Figure C 2 Front SAS Ports C 1 SAS 825TQ Backplane User s Guide C 6 Front Connector and Pin Definitions 1 and 2 Backplane Main Power Connec tors The 4 pin connectors designated JP10
11. Expansion slots The SC825LP chassis model includes seven low profile full length I O expansion slots The SC825U W models include four full height full length slots and three low profile slots Peripheral Drives The SC825 chassis supports one optional slim DVD ROM drive and one optional slim peripheral drive Other Features Other onboard features are included to promote system health These include three cooling fans a convenient power switch reset button and five LED indicators SCSI Chassis Models For information on SCSI chassis models contact Supermicro s Technical Support department at www supermicro com 1 2 Chapter 1 Introduction Contacting Supermicro Headguarters Address Tel Fax Email Web Site Europe Address Tel Fax Email Asia Pacific Address Tel Fax Web Site Super Micro Computer Inc 980 Rock Ave San Jose CA 95131 U S A 1 408 503 8000 1 408 503 8008 marketing supermicro com General Information support supermicro com Technical Support www supermicro com Super Micro Computer B V Het Sterrenbeeld 28 5215 ML s Hertogenbosch The Netherlands 31 0 73 6400390 31 0 73 6416525 sales supermicro nl General Information support supermicro nl Technical Support rma gsupermicro nl Customer Support Super Micro Computer Inc 4F No 232 1 Liancheng Rd Chung Ho 235 Taipei County Taiwan R O C 886 2 8226 5990 886 2
12. SUPERS SC825 CHASSIS Series JJOUUUUUUOUUUC Us op UJUUUU 10000000 RAE Jo pagana LL ole 9998 5209000000009 D i TII D eesssessesseserivessessesresrest IET T IT 1 2 I7 SC825TQ R740WB SC825TQ R740UB SC825TQ R720LPB SC825TQ R740LPB SC825TQ 710LP V B SC825TQ R720UB SC825TG R700LP V B SC825TQ R700U V B SC825TQ 600LPB SC825TQ 563UB SC825TQ 563LPB SC825TQ 560LP V B SC825TQ 560U V B USER S MANUAL 1 0c SC825 Chassis Manual 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 and documentation is the property of Supermicro and or its licensors and is supplied only under a li
13. Setup and Maintenance 5 1 Overview This chapter covers the steps required to install components and perform mainte nance on the chassis The only tool you will need to install components and perform maintenance is a Phillips screwdriver Print this page to use as a reference while setting up your chassis 5 2 Installation and General Maintnenance Installation Removing the Chassis Cover Installing Hard Drives Installing an Optional Peripheral Drive or Fixed Hard Drive Slim DVD ROM Replacement or Installation e Installing the Motherboard includes I O Slot Setup Installing the Air Shroud General Maintenance System Fans Replacing the Power Supply Optional Front Bezel Review the warnings and precautions listed in the manual before setting up or servicing this chassis These include information in Chapter 2 System Safety and the warning precautions listed in the setup instructions 5 1 SC825 Chassis Manual 5 3 Removing the Chassis Cover Remove Screw Release Tab Figure 5 1 Removing the Chassis Cover Removing the Chassis Cover 1 Remove the two screws on each side of the cover which secure the cover to the chassis 2 Press the release tabs to remove the cover from the locked position Press both tabs at the same time 3 Once the top cover is released from the locked position slide the cover toward the rear of the chassis 4 Lift the cover off the chassis Warning Except for
14. UP 8x SAS SATA 3xLP Platnum Level Redundant 4xFF 740W SC825TG R740UB DP UP 8x SAS SATA 3xLP Platnum Level Redundant SC825TQ R740LPB DP UP 8x SAS SATA 7x LF TION Platnum Level Redundant SC825TQ R720LPB DP UP 8x SAS SATA 7x LF amy Gold Level Redundant 4x FF 720W SC825TQ R720UB DP UP 8x SAS SATA 3x LP Gold Level Redundant 8x SAS SC825TG 710LP V B DP UP SATA 7x LF 710W 4x FF 700W SC825TG R700U V B DP UP 8x SAS SATA 3x LP Redundant SC825TG R700LPV 700W SC825TG R700LPB BRIDE coser EEE Redundant SC825TQ 600LPB DP UP 8x SAS SATA 7x LF 600W SC825TQ 563UB DP UP 8x SAS SATA 7x LF 560W SC82570 563LPB DP UP 8x SAS SATA FE 560W 4x FF SC825TG 560U V B DP UP 8x SAS SATA 3x LP 560W SC825TQ 560LP V B DP UP 8x SAS SATA 7x LF 560W Legend UP Single processor DP Dual processor FF Full height full length FH Full height half length LF Low profile full length LP Low profile 1 1 SC825 Chassis Manual 1 3 Chassis Features The SC825 2U high performance chassis includes the following features CPU Please refer to the motherboard specifications on our Web site for updates on supported processors Hard Drives The SC825 chassis features eight slots for SAS SATA drives These drives are hot swappable Once set up correctly these drives can be removed without power ing down the server In addition these drives support SES2 SAS SATA I O
15. and JP13 provide power to the backplane See the table on the right for pin definitions 3 and 4 CD ROM Floppy Pin Connectors Pin connectors designated J17 and J18 provide power to the CD ROM and floppy drives See the table on the right for pin definitions 5 Activity LED Headers The activity LED header designated JP26 is used to indicate the activity status of each SAS drive The activity LED header is located on the front panel For the activity lead header to work properly connect to it using a 10 pin LED cable This is only used when the activity LED is not supported by the hard drive 6 and 7 lC Connectors The PC Connectors designated JP44 and JP45 are used to monitor the HDD activity and status See the table on the right for pin definitions C 2 Backplane Main Power 4 Pin Connector Pin Definition 1 12V 2 and 3 Ground 4 5V CD ROM FDD Power 4 Pin Connector Pin Definition 1 5V 2 and 3 Ground 4 12V SAS Activity LED Header Pin Definitions Pin a 5 0 N Definition Pin Definition ACT INZO 6 ACT IN 4 ACT IN 1 7 ACT IN 5 ACT IN 3 ACT IN 2 8 ACT IN 6 9 ACT IN 7 Ground 10 Empty PC Connector Pin Definitions Pin Definition 1 Data 2 Ground 3 Clock 4 No Connection Chapter 2 Safety Guidelines 8 and 9 Sideband Headers Sideband Headers The sideband headers are designate
16. cense Any use or reproduction of this product is not allowed except as expressly permitted by the terms of said license 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 California Best Management Practices Regulations for Perchlorate Materials This Perchlorate warning applies only to products containing CR Manganese Dioxide Lithium coin cells Perchlorate Material special handling may apply See www dtsc ca gov hazardouswaste perchlorate WARNING Handling of lead solder materials used in this product may expose you to lead a chemical known to the State of California to cause birth defects and other reproductive harm Manual Revision 1 0c Release Date June 286 2
17. curing the power supply 5 Gently pull the power distributor from the chassis Gently guide all the cables through the power distributor housing 6 Slide the new power distributor module into the power distributor housing Make that you slide the cables through the bottom of the housing 7 Reconnect all the power cables replace the power supply and insert the plug into the wall 5 19 SC825 Chassis Manual Replacing or Installing the Front Port Panel Replace or Install the Front Port Panel 1 Power down the system and unplug the chassis power cord from the outlet 2 Remove the chassis top cover 3 Disconnect the power and data cables from the front port panel to other chassis components including the motherboard and backplane 4 Remove the old port panel by depressing the release tab then pulling the unit out of the chassis 5 Insert the new front port panel unit in the slot until the tab locks into place 6 Connect the data and power cables to the backplane and motherboard For more information see the backplane appendices in this manual 5 20 Chapter 5 Chassis Setup and Maintenance 5 11 Optional Front Bezel The SC825 chassis supports an optional full face locking front bezel for added se curity The front bezel is not included with the SC825 chassis but can be ordered seperately by visiting the Supermicro Web site at www supermicro com clicking on the Where to Buy link and entering part number MCP 2
18. d JP51 Pin Definition Pin Definition and JP52 For SES 2 to work properly you n 2 SGPIO 1 Controller must connect an 8 pin sideband cable See SDIN ID SB6 the table to the right for pin definitions FC Backplane Addressing 4 SGPIO 3 GND SB2 SDOUT IC Reset 6 GND SB3 5 SGPIO SLOAD PC SDA 8 Backplane 7 SGPIO ID SB7 SCLOCK 12C SCL 10 No Connec 9 No Connec tion tion 10 MG9072 Chip The MG9072 is an enclosure management chip that supports the SES 2 controller and SES 2 protocols 11 Upgrade Header The upgrade header is designated JP46 and is used for manufacturing purposes only 12 to 19 SAS Ports The SAS ports are used to connect the SAS drive cables The 8 ports are designated 0 7 Each port is also compatible with SATA drives C 3 SAS 825TQ Backplane User s Guide C 7 Front Jumper Locations and Pin Definitions m JP36 D E OL Jp29 m JP50 352 JP38 Figure C 3 Front Jumpers Explanation of Jumpers om ud Connector To modify the operation of the backplane rue EIE Open jumper off jumpers can be used to choose between L the pins optional settings Jumpers create shorts between two pins to change the function Jumper of the connector Pin 1 is identified with opns UPS en a square solder
19. dings of any kind arising out of or related to such ultra hazardous use or sale
20. e chassis bay making sure that the drive carrier handle is completely closed M Figure 5 6 Installing the Hard Drive Warning Enterprise level hard disk drives are recommended for use in Supermicro chassis and servers 5 5 SC825 Chassis Manual 5 5 Installing an Optional Peripheral or Fixed Hard Drive The SC825 chassis models include two open slots for an optional peripheral drive and or hard disk drive s To utilize these slots the dummy drive and the slot cover must be removed Removing and Installing the Dummy Drive Peripheral Drive or Hard Disk Drive 1 Disconnect the chassis from any power source 2 Press the release tab 3 Push against the back of the dummy drive sliding the dummy drive and slot cover forward out through the front of the chassis 4 Insert the drive into rear of the open slot and connect the wiring 2 Release Tabs Figure 5 7 Removing the Dummy Drive and Slot Cover 5 6 Chapter 5 Chassis Setup and Maintenance 5 6 Slim DVD ROM Installation or Replacement Installing or Replacing a Slim DVD ROM Drive 1 Power down the system and if necessary remove the server from the rack 2 Remove the chassis cover 3 Unplug the drives power and data cables from the motherboard and or back plane 4 f you are add
21. e riecht ei caes Ain E Eden abs 4 4 SCSI Drives Preface Chapter 5 Chassis Setup and Maintenance 5 1 5 2 5 3 5 4 5 5 5 6 5 7 5 9 5 10 5 11 eI Y 5 1 Installation and General Maintnenance a 5 1 dorum 5 1 Removing the Chassis COWVOL stein ca net ere nd daba thease 5 2 Installing Hard Drives oe tete oe ee tee 5 3 Installing an Optional Peripheral or Fixed Hard Drive ssssssse 5 6 Slim DVD ROM Installation or Replacement ssssssseees 5 7 Installing the Motherboard fossil eyiens liastalling the J O Shleld erect eene ertet perde ere pecore p Prae tenen Permanent and Optional Standoffs sse 5 9 PCI Slot SQtup E T 5 11 PCI Slot Setup for SC825U Universal Output ssessssssss 5 12 Installing the Air Shroud Checking the Server s Alr FIOW is asis us aa sia aa ao i ii nies Ca L iii ai i a i a a e I Ai eee Power Supply 2 5 endete etii dan ete ree i as ti a a ded Power Supply Failure essssssesssessssessesseeeneen enne nnne nnne Replacing the Power Distributor ses i noter a a si Replacing or Installing the Front Port Panel Optional Front Bezel 2 52 22 ree eodem tu edt eee Chapter 6 Rack Installation 6 1 6 2 6 3 6 4 aT
22. e 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 fasteners and the serverboard Chapter 3 Chassis Components Chapter 3 Chassis Components 3 1 Overview This chapter describes the most common components included with your chassis Some components listed may not be included or may not be compatible with your particular chassis model For more information see the installation instructions detailed later in this manual 3 2 Components Chassis The SC825 chassis includes eight hard drive bays Hard drives must be purchased separately For the latest shipping lists visit our Web site at http www supermicro com This chassis supports a 2U backplane three fans and one or two power supplies SC825 models come in silver or black Backplane Each SC825 chassis comes with a 2U backplane Depending on our order you backplane will accept SAS SATA For more information regarding compatible back planes view the appendices found at the end of this manual In addition visit our Web site for the latest information http www supermicro com Fans The SC825 chassis supports three system fans System fans for SC825 chassis are powered from the motherboard These fans are powered by 4 pin connectors Mounting Rails The SC825 can be placed in a rack for secure
23. ectly from Supermicro at www supermicro com 5 17 SC825 Chassis Manual Release Tab Figure 5 15 Removing the Power Supply Replacing the Power Supply 1 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 a single power supply you must power down the server and unplug the power cord before replacing the power supply 2 Push the release tab on the back of the power supply as illustrated 3 Pull the power supply out using the handle provided 4 Replace the failed power module with the same model 5 Push the new power supply module into the power bay until you hear a click 6 Plug the AC power cord back into the module and power up the server 5 18 Chapter 5 Chassis Setup and Maintenance Figure 5 16 Replacing the Power Distributor Replacing the Power Distributor Redundant server chassis reguire a power distributor The power distributor provides failover and power supply redundancy In the unlikely event you must replace the power distributor do the following 1 Power down the server and remove the plug from the wall socket or power strip 2 Remove all cable connections to the power supply from the motherboard backplane and other components Also remove both power supplies 3 Locate the power distributor between the power supply and the fan row 4 Remove the screws se
24. es information on installing the SC825 chassis into a rack unit with the guick release rails provided There are a variety of rack units on the market which may mean the assembly procedure will differ slightly You should also refer to the installation instructions that came with the rack unit you are using NOTE This rail will fit a rack between 26 5 and 36 4 deep Separating the Sections of the Rack Rails The chassis package includes two 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 D Rail Assembly Separating the Inner and Outer Rails 1 Locate the rail assembly in the chassis packaging Extending the Rails 2 Extend the rail assembly by pulling it outward 3 Press the quick release tab Quick 4 Separate the inner rail extension from Release Tab the outer rail assembly 4 Separating the Inner Rail Extension Figure 6 1 Separating the Rack Rails 6 4 Chapter 6 Rack Installation Figure 6 2 Installing the Inner Rail Extensions Installing the Inner Rail Extension The SC825 chassis includes a set of inner rails in two sections inner rails and inner rail extensions The inner rails are pre attached to the chassis and do not interfere with normal use of the chassis if you decide not to use a server rack The inner rail extensio
25. f the onboard battery is installed upside down which will reverse its polarities This battery must be replaced only with the same or an equivalent type recommended by the manufacturer Dispose of used batteries according to the manufacturer s instructions Please handle used batteries carefully Do not damage the battery in any way a damaged battery may release hazardous materials into the environment Do Chapter 2 System Safety 2 6 not discard a used battery in the garbage or a public landfill Please comply with the regulations set up by your local hazardous waste management agency to dispose of your used battery properly DVD ROM laser CAUTION this server may have come equipped with a DVD ROM drive To prevent direct exposure to the laser beam and hazardous radiation exposure do not open the enclosure or use the unit in any uncon ventional way General Safety Precautions Keep the area around the chassis clean and free of clutter Place the chassis top cover and any system components that have been removed away from the system on a table so that they won t accidentally be stepped on While working on the system do not wear loose clothing such as neckties and unbuttoned shirt sleeves which can come into contact with electrical circuits or be pulled into a cooling fan Remove any jewelry or metal objects from your body which are excellent metal conductors that can create short circuits and harm you if they come into c
26. fferent backplane IDs for JP34 and JP37 When JP34 is set to 1 2 ID 0 set JP37 to 2 3 ID 1 Conversely when JP34 is set to 2 3 ID 1 set JP37 to 1 2 ID 0 C 5 SAS 825TQ Backplane User s Guide PC Settings Jumper JP33 JP34 JP36 JP37 JP38 JP40 JP41 JP42 JP43 JP50 Jumper Setting 2 3 1 2 2 3 2 3 Closed Jumper on the pins Open Jumper off the pins Open Jumper off the pins 2 3 2 3 Closed Jumper on the pins C 6 Notes Controller ID 1 Backplane ID 1 1 2 ID 0 2 3 ID 1 Controller ID 2 Backplane ID 2 1 2 ID 0 2 3 ID 1 PC Reset 2 lC Reset_SDOUT 1 FC Reset_SDOUT 2 I2C Backplane ID_SDIN 1 IC Backplane ID_SDIN 2 PC Reset 1 Chapter 2 Safety Guidelines SAS Port Connections in C and SGPIO Settings Use the following chart when connecting this backplane If the SAS ports are con nected out of order it is not easy to identify drives using the LED function SAS Port Connections in C and SGPIO Settings Port PC SGPIO 40 3 PC 1 Sideband 1 4 7 EC 2 Sideband 2 Front LED Indicators NL OB g HH Figure C 4 Front LED Front Panel LEDs LED State Specification D3 On Overheat drive failure LED indicator Red light Flashing Buzzer On if activated C 7 SAS 825TQ Backplane User
27. hapter provides a quick setup to get your chassis up and running Following the steps in order given should enable you to have your chassis set up and opera tional within a minimal amount of time This quick setup assumes that you are an experienced technician familiar with common concepts and terminology 2 2 Warnings and Precautions You should inspect the box the chassis was shipped in and note if it was damaged in any way If the chassis itself shows damage file a damage claim 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 SC825 chassis includes one power supply R model chassis include redundant power supplies and require two grounded outlets 2 3 Preparing for Setup The SC825 chassis includes a set of rail assemblies including mounting brackets and mounting screws you will need to install the systems into the rack Please read this manual in its entirety before you begin the installation procedure 2 1 SC825 Chassis Manual 2 4 Electrical Safety Precautions Basic electrical safety precautions should be followed to protect yourself from harm and the SC825 from damage Be aware of the locations of the po
28. i D X 1 1 RESET Figure 4 1 SC825 Control Panel 4 1 SC825 Chassis Manual 4 2 Control Panel Buttons There are two push buttons located on the front of the chassis These are in order from left to right a reset button and a power on off button Reset The reset button is used to reboot the system 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 the main power but keeps standby power supplied to the system Therefore you must unplug system before servicing 4 3 Control Panel LEDs The control panel located on the front of the SC825 chassis has six 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 correc tive action you may need to take Power Failure When this LED flashes it indicates a power failure in the power supply 4 2 Chapter 4 System Interface 7 Informational LED Status Description An overheat condition has occured CULMS ei enel rec This may be caused by cable congestion Blinking red 1Hz Fan failure check for an inoperative fan Blink
29. ing a new DVD ROM drive Remove the mini bezel grate from the drive bay The bezel can be removed by pulling out the hard drive beneath the DVD ROM drive bay then pulling the mini bezel forward If you are replacing a drive Locate the locking tab at the rear left hand side when viewed from the front of the DVD ROM drive Push the tab toward the drive and push the drive unit out the front of the chassis 5 Insert the new drive unit in the slot until the tab locks in place 6 Reconnect the data and power cables 7 Replace the chassis cover replace the server in the rack if necessary and power up the system DVD ROM q 3 3 p q I T d 3 IT 1 IT P SOOSCODOSCOSCOD S 3 T LA YI I Figure 5 8 Slim DVD ROM Location 5 7 SC825 Chassis Manual 5 7 Installing the Motherboard I O Shield Figure 5 9 I O Shield Placement I O Shield The I O shield holds the motherboard ports in place Install the I O shield before you install the motherboard Installing the I O Shield Installing the I O Shield 1 Review the documentation that came with your motherboard Become familiar with component placement reguirements and precautions 2 Open the chassis cover 3 With the illustrations facing the outside of the chassis place the shield into the space provided and push the shield ou
30. ing red 0 25Hz Power failure check for a non operational power supply Local UID has been activated Use this function to locate Solid blue the server in a rack mount environment Remote UID is on Use this function to identify the Elining bive W0 meee server from a remote location NIC2 Indicates network activity on GLAN2 when flashing d NIC1 Indicates network activity on GLAN1 when flashing HDD Indicates activity in the SAS SATA drive and or DVD ROM drive activity when flashing EP ky Power Indicates power is being supplied to the system s power supply units This LED should normally be illuminated when the system is operating 4 3 SC825 Chassis Manual 4 4 Drive Carrier LEDs Your chassis uses SAS SATA drives SAS SATA Drives Each SAS SATA drive carrier has two LEDs Green Each Serial ATA 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 e 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 SCSI Drives For information on SCSI drives contact Supermicro s Technical Support Department at www supermicro com 4 4 Chapter 5 Chassis Setup and Maintenance Chapter 5 Chassis
31. ips head screws Do not exceed eight pounds of torque when tightening down the motherboard Secure the CPU s heatsinks and other components to the motherboard as described in the motherboard documentation Connect the cables between the motherboard backplane chassis front pan el and power supply as needed Also the fans may be temporarily removed to allow access to the backplane ports Figure 5 10 Chassis Standoffs 5 10 Chapter 5 Chassis Setup and Maintenance PCI Slot Setup The SC825 chassis includes PCI slots for expansion cards The number of cards you can use depends upon your chassis model SC825LP Includes seven low profile full length PCI slots SC825U and SC825W Includes four full height full length and three low profile PCI slots which support user defined universal expansion cards PCI Card Slots Figure 5 11 SC825 LP model Installing Expansion cards in SC825LP Low Profile Chassis 1 Disconnect 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 PCI card slot you want to use Keep this screw for later use 3 Connect the expansion cards to the mother board 4 Secure each card to the chassis using the card s L bracket and the screw previously removed 5 11 SC825 Chassis Manual PCI Slot Setup for SC825U Universal Output The SC825U chassis accepts a slightly smaller L
32. ith the chassis top cover open 2 Press the fan release tab to lift the failed fan from the chassis and pull it completely from the chassis 3 Place the new fan into the vacant space in the housing while making sure the arrows on the top of the fan indicating air direction point inward toward the system s motherboard 4 Check that the fan is working properly before replacing the chassis top cover 5 15 SC825 Chassis Manual Figure 5 14 Placing the System Fan 5 16 Chapter 5 Chassis Setup and Maintenance 5 10 Power Supply Depending on your chassis model the SC825 chassis has a 560W single 563W single 600W single 700W redundant 710W single 720W redundant or 740W redundant Watt power supply Power supplies are auto switching capable This enables it to automatically sense and operate at a 100v to 240v input voltage An amber light will be illuminated on the power supply when the power is off An illuminated green light indicates that the power supply is operating Power Supply Failure SC825 chassis models have either one or two redundant power supplies In the unlikely event that the power supply unit fails if you have a single power supply the system will shut down and you will need to replace the power supply unit SC825 chassis models which include a redundant power supply will allow for the power supply to be replaced without powering down the system Replacement units can be ordered dir
33. n is attached to the inner rail to mount the chassis in the rack Installing the Inner Rails 1 Place the inner rail extensions on the side of the chassis aligning the hooks of the chassis with the rail extension holes Make sure the extension faces outward just like the pre attached inner rail 2 Slide the extension toward the front of the chassis 3 Optional Secure the chassis with two screws as illustrated Repeat steps for the other inner rail extension 6 5 SC825 Chassis Manual A N eS N Figure 6 3 Assembling the Outer Rails Outer Rack Rails Outer rails attach to the rack and hold the chassis in place The outer rails for the SC825 chassis extend between 26 5 inches and 36 4 inches Installing the Outer Rails to the Rack 1 Secure the back end of the outer rail to the rack using the screws provided Press the button where the two outer rails are joined to retract the smaller outer rail Hang the hooks of the rails onto the rack holes and if desired use screws to secure the front of the outer rail onto the rack Repeat steps 1 3 for the remaining outer rail 6 6 Chapter 6 Rack Installation Figure 6 4 Installing the Chassis into the Rack Installing the Chassis into a Rack 1 Extend the outer rails as illustrated above Align the inner rails of the chassis with the outer rails on the rack Slide the inner rails into the outer rails keeping the pressure even on bo
34. not servicing to maintain proper cooling Chapter 6 Rack Installation Rack Mounting Considerations Ambient Operating Temperature If installed in a closed or multi unit rack assembly the ambient operating tempera ture of the rack environment may be greater than the ambient temperature of the room Consideration should be given to installing the eguipment in an environment compatible with the manufacturer s maximum rated ambient temperature Tmra Reduced Airflow Equipment should be mounted into a rack so that the amount of airflow required for safe operation is not compromised 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 consideration of equipment nameplate ratings should be used when addressing this concern Reliable Ground A reliable ground must be maintained at all times To ensure this the rack itself should be grounded Particular attention should be given to power supply connec tions other than the direct connections to the branch circuit for example the use of power strips and other devices 6 3 SC825 Chassis Manual 6 4 Rack Mounting Instructions This section provid
35. ontact 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 System Safety Electrostatic discharge ESD is generated by two objects with different electrical charges coming into contact with each other An electrical discharge is created to neutralize this difference which can damage electronic components and printed circuit boards The following measures are generally sufficient to neutralize this difference before contact is made to protect your equipment from ESD Donotuse mats designed to decrease electrostatic discharge as protection from electrical shock Instead use rubber mats that have been specifically designed as electrical insulators Use a grounded wrist strap designed to prevent static discharge 2 3 SC825 Chassis Manual Keep all components and printed circuit boards PCBs in their antistatic bags until ready for use Touch a grounded metal object before removing any board from its antistatic bag Do not let components or PCBs come into contact with your clothing which may retain a charge even if you are wearing 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 th
36. our air shroud matches your chassis model 2 Place the air shroud in the chassis The air shroud fits behind the two fans closest to the power supply 5 13 SC825 Chassis Manual Checking the Server s Air Flow Checking the Air Flow 1 Make sure there are no objects to obstruct airflow in and out of the server In addition if you are using a front bezel make sure the bezel s filter is cleaned periodically 2 Do not operate the server without drives or drive trays in the drive bays Supermicro recommends enterprise level hard disk drives for the best reli ability and performance 3 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 5 14 Chapter 5 Chassis Setup and Maintenance 5 9 System Fans Three heavy duty fans provide the best cooling for the system These fans circulate air through the chassis as a means of lowering the system s internal temperature System fans are hot swappable This means that there is no need to power down the system when replacing a system fan Never run the system for an extended period of time without all of the reguired system fans in place and functioning properly Release Tab Figure 5 13 System Fan Replacing a System Fan 1 If necessary open the chassis top cover while the power is running to deter mine which fan has failed Never run the server for an extended period of time w
37. pad on the printed circuit n board Note On two pin jumpers Closed Setting means the jumper is on and Open means EE the jumper is off the pins Jumper Settings Jumper Jumper Settings Note Open Jumper off the pins Default MG9072 Chip Reset JP29 rw Closed Jumper on the pins Reset JP18 Open Jumper off the pins Default Buzzer Reset Closed Jumper on the pins Reset The buzzer sound indicates that a condition requiring immediate attention has occurred The buzzer alarm is triggered by the following conditions 1 Hard drive failure 2 System temperature over 45 Celsius C 4 Chapter 2 Safety Guidelines SGPIO and PC Modes and Jumper Settings This backplane can utilize SGPIO or I C SGPIO is the default mode and can be used without making changes to your jumpers The following information describes which jumper must be configured to use SGPIO mode SGPIO Settings Default Jumper JP33 JP34 JP36 JP37 JP38 JP40 JP41 JP42 JP43 JP50 Jumper Setting 2 3 1 2 2 3 2 3 Open Jumper off pins Open Jumper off pins Open Jumper off pins 2 3 2 3 Open Jumper off pins Notes Controller ID 1 Backplane ID 1 1 2 IDZO 2 3 ID 1 Controller ID 2 Backplane ID 2 1 2 ID 0 2 3 ID 1 PC Reset 2 lC Reset_SDOUT 1 PC Reset_SDOUT 2 I2C Backplane ID_SDIN 1 I2C Backplane ID_SDIN 2 C Reset 1 Note For SGPIO settings to work properly use di
38. rack to allow for sufficient airflow and ease in servicing This product is for installation only in a Restricted Access Location dedicated equipment rooms service closets and the like 6 1 SC825 Chassis Manual Warnings and Precautions Rack Precautions Ensure that the leveling jacks on the bottom of the rack are fully extended to the floor with the full weight of the rack resting on them n single rack installation stabilizers should be attached to the rack n multiple rack installations the racks should be coupled together Always make sure the rack is stable before extending a component from the rack You should extend only one component at a time extending two or more simul taneously may cause the rack to become unstable 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 surges voltage spikes and to keep your system operating in case of a power failure Allow the hot plug hard drives and power supply modules to cool before touch ing them Always keep the rack s front door and all panels and components on the servers closed when
39. storage and use To setup your rack follow the step by step instructions included in this manual 3 1 SC825 Chassis Manual Power Supply Each SC825 chassis model includes a high efficiency power supply rated at 560W single 563W single 600W single 700W redundant 710W single 720W redundant or 740W Redundant Air Shroud Air shrouds are shields usually plastic which conduct the airflow directly to where it is needed Always use the air shroud included with your chassis 3 3 Where to get Replacement Components Although not frequently you may need replacement parts for your system To ensure the highest level of professional service and technical support we strongly recommend purchasing exclusively from our Supermicro Authorized Distributors System Integrators Resellers A list of Supermicro Authorized Distributors System Integrators Reseller can be found at http www supermicro com Click the Where to Buy link 3 2 Chapter 4 System Interface Chapter 4 System Interface 4 1 Overview There are LEDs on the control panel and the drive carriers to keep you constantly informed of the overall status of the system as well as the activity and health of specific components Most SC825 models have two buttons on the chassis 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 Xko de B
40. th sides When the chassis has been pushed completely into the rack it should click into the locked position Optional screws may be used to secure the front of the chassis to the rack 6 7 SC825 Chassis Manual Notes 6 8 Appendix A Chassis Cables Appendix A SC825 Chassis Cables A 1 Overview This appendix lists supported cables for your chassis system It only includes the most commonly used components and configurations For more compatible cables refer to the manufacturer of the motherboard you are using and our Web site at www supermicro com A 2 Cables Included with SC825TQ Chassis The following chart contains the basic set of cables included with SC825TQ chassis models Some models may include additional cables Visit the Supermicro Web site at www supermicro com for information specific to your chassis model SC825TQ Part Type Length Description 8 pin to 8 pin ribbon cable for CBL 0157L Cable 40 cm SGPIO PB free CBL 0071L Cable 30 16 pin to 16 pin ribbon cable for control panel CBL 0179L Cable 70 cm SATA cable Cable e Two regional power cords SATA Set for four SATA round cables CBL 0180L 01 varies Lengths vary 70 59 48 and 38cm Cable ELO A to minimize airflow interference CBL 0044L SATA 30 16 pin to 16 pin ribbon cable for the Cable control panel A 1 SC825 Chassis Manual A 5 Compatible Cables These cables are compatible with the SC825 Chassis
41. the SC825 chassis This chapter also includes contact information Chapter 2 System Safety This chapter lists warnings precautions and system safety You should thoroughly familiarize yourself with this chapter for a general overview of safety precautions that should be followed before installing and servicing this chassis Chapter 3 Chassis Components Refer here for details 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 on this chassis You should follow the procedures given in this chapter when installing removing or reconfiguring your chassis Chapter 6 Rack Installation Refer to this chapter for detailed information on chassis rack installation You should follow the procedures given in this chapter when installing removing or reconfiguring your chassis into a rack environment Preface Appendices This section lists compatible cables power supply specifications and compatible backplanes Not all compatible backplanes may be listed Refer to our Web site for the latest compatible backplane information SC825 Chassis Manual Table of Contents Chapter 1 In
42. troduction 1 1 UI U 1 1 1 2 1 3 l O IEXpansioln SIOIS Sz reti rt ao E cen eei exis i a E 1 2 ParipheraL DHV S T 1 2 Other Features 1 2 SCSI Chassis Models err pst ree ete p eene 1 2 1 4 Contacting Supermicro esssssesssssssssssseseee nennen enne ennt sns 1 3 1 5 Returning Merchandise for Service 1 4 Chapter 2 System Safety 2 1 OVES xc rice aa a geret eet UG i ru i sek te UG E i 2 1 2 2 Warnings arid Pre Cautions ice eni ege i ia 2 1 2 3 Preparing for Setup 2 4 Electrical Safety Precautions nete ce riesce 2 2 2 5 General Safety Precautions eessssssssssessessseeeee enne 2 3 2 6 System Safety inerte nre ne ere ten i a i i 2 3 Chapter 3 Chassis Components 3 1 GM M 3 1 9 2 UGOMPDONBN S zi aui n eee eee i aries js ete yo aa 3 1 Chassis Backplane lupe SE Mounting Ralls 1 tinea eerie pore ies c eire dee cte K aa acu UE YE dO SE POWeF SUp piss in asas r Air SIMOUG D seed 3 3 Where to get Replacement Components Chapter 4 System Interface 4 1 VU 4 1 4 2 Control Panel Buttons ete ai i eee i EE etre he EU estas 4 2 4 3 Control Panel LEDS rete tre oi ette i 4 2 44 Drive Carrier LEDS i s e rer re erret eben epe ent tpe rarae p je Qu e is 4 4 SAS SATA DiiV6S 1 er
43. tward until it clicks into the locked position 4 Once installed the chassis rear window will hold the I O shield in place 5 8 Chapter 5 Chassis Setup and Maintenance Permanent and Optional Standoffs Standoffs prevent short circuits by securing space between the motherboard and the chassis surface The SC825 chassis includes permanent standoffs in locations used by most motherboards These standoffs accept the rounded Phillips head screws included in the SC825 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 screw with the hexagon nut rounded side up 5 9 SC825 Chassis Manual Installing the Motherboard 1 Review the documentation that came with your motherboard Become familiar with component placement requirements precautions and cable connec tions Open the chassis cover As required by your motherboard install standoffs in any areas that do not have a permanent standoff To do this A Place 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 Phill
44. ur system or handling the components C 1 ESD Safety Guidelines Electrostatic Discharge ESD can damage electronic components To prevent dam age to your system it is important to handle it very carefully The following measures are generally sufficient to protect your equipment from ESD Use a grounded wrist strap designed to prevent static discharge Touch a grounded metal object before removing a component from the antistatic bag Handle the backplane 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 General Safety Guidelines Always disconnect power cables before installing or removing any components from the computer including the SAS 825TQ backplane Disconnect the power cable before installing or removing any cables from the SAS 825TQ backplane Make sure that the SAS 825TQ backplane is securely and properly installed on the motherboard to prevent damage to the system due to power shortage C 1 SAS 825TQ Backplane User s Guide C 3 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 C 4 Introduction to the SAS
45. wer on off switch on the chassis as well as the room s emergency power off switch disconnection switch or electrical outlet If an electrical accident occurs you can then guickly remove power from the system Do not work alone when working with high voltage components Power should always be disconnected from the system when removing or install ing main system components such as the serverboard memory modules and the DVD ROM not necessary for hot swappable drives When disconnecting power you should first power down the system with the operating system and then unplug the power cords from all the power supply modules in the system 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 components or circuit boards they come into contact with Do not use mats designed to decrease electrostatic discharge as protection from electrical shock Instead use rubber mats that have been specifically designed as electrical insulators The power supply power cord must include a grounding plug and must be plugged into grounded electrical outlets Serverboard battery CAUTION There is a danger of explosion i
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