Page 2
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. Supermicro's total liability for all claims will not exceed the price paid for the hardware product.
Page 3
SC825 2U chassis. Installa- tion and maintenance should be performed by experienced technicians only. Supermicro’s SC825 2U chassis features a unique and highly-optimized design. The chassis is equipped with a 700W (redundant) or 560W (single) high efficiency power supply for superb power savings.
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 the SC825 chassis. This chapter also includes contact information. Chapter 2: System Safety This chapter lists warnings, precautions, and system safety.
Page 5
Preface Compatible Backplanes This section lists compatible cables, power supply specifications, and compatible backplanes. Not all compatible backplanes are listed. Refer to our Web site for the latest compatible backplane information.
CPU ......................... 1-2 Hard Drives ..................... 1-2 I/O Expansion slots ..................1-2 Peripheral Drives ..................... 1-2 Other Features ....................1-2 Contacting Supermicro ..................1-3 Returning Merchandise for Service ..............1-4 Chapter 2 System Safety Overview ......................2-1 Warnings and Precautions ................2-1 Preparing for Setup ..................
Page 7
Preface Chapter 5 Chassis Setup and Maintenance Overview ......................5-1 Installation ....................... 5-1 Removing the Chassis Cover ................. 5-2 Installing Hard Drives ..................5-3 Installing an Optional Floppy or Fixed Hard Drive .......... 5-6 DVD-ROM Replacement or Installation ............5-7 Installing the Motherboard ................
Page 8
SC825 Chassis Manual Reliable Ground ..................6-3 Rack Mounting Instructions ................6-4 Identifying the Sections of the Rack Rails ............6-4 Locking Tabs ....................6-4 Installing the Inner Rail Extension ..............6-5 Outer Rack Rails ..................... 6-6 Appendix A SC825 Chassis Cables Appendix B SC825 Power Supply Specifications Appendix C SAS-825TQ Backplane Specifications Appendix D SAS-825TQ Backplane Specifications...
Chapter 1: Introduction Chapter 1 Introduction Overview Supermicro’s SC825 2U chassis features a unique and highly-optimized design. The chassis is equipped with high efficiency power supply. Shipping List Please visit the following link for the latest shipping lists and part numbers for your particular chassis model http://www.supermicro.com/products/chassis/1U/...
SC825 Chassis Manual Chassis Features The SC825 2U high performance chassis includes the following features: The SC825 Chassis supports a Dual-core Xeon processor. Please refer to the motherboard specifications pages on our web site for updates on supported pro- cessors. Hard Drives The SC825 Chassis features 8 slots for U320 SCSI or SAS/SATA drives.
Super Micro Computer, Inc. 980 Rock Ave. San Jose, CA 95131 U.S.A. Tel: +1 (408) 503-8000 Fax: +1 (408) 503-8008 Email: marketing@supermicro.com (General Information) support@supermicro.com (Technical Support) Web Site: www.supermicro.com Europe Address: Super Micro Computer B.V. Het Sterrenbeeld 28, 5215 ML...
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.
Chapter 2: System Safety Chapter 2 System Safety Overview This chapter provides a quick setup checklist to get your chassis up and running. Following the steps in order given should enable you to have your chassis setup and operational within a minimal amount of time. This quick set up assumes that you are an experienced technician, familiar with common concepts and terminology.
SC825 Chassis Manual 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 power on/off switch on the chassis as well as the room’s emergency power-off switch, disconnection switch or electrical outlet.
Chapter 2: System Safety • 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.
Page 16
SC825 Chassis Manual • 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. •...
SAS/SATA or SCSI. For more information regarding compat- ible backplanes, 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 accepts three system fans. System fans for SC825 chassis are powered from the motherboard.
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...
Chapter 4: System Interface Chapter 4 System Interface Overview There are several LEDs on the control panel as well as others on 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.
Chassis Manual 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. •...
Page 21
Chapter 4: System Interface sure that the chassis covers are installed. Finally, verify that the heatsinks are • NIC2: Indicates network activity on GLAN2 when flashing. • NIC1: Indicates network activity on GLAN1 when flashing. • HDD: Indicates IDE channel activity. SAS/SATA drive, SCSI drive, and/or DVD-ROM drive activity when flashing.
Chassis Manual Drive Carrier LEDs Your chassis uses SAS/SATA or SCSI drives, but not both. 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.
Chapter 5: Chassis Setup and Maintenance Chapter 5 Chassis Setup and Maintenance 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.
SC825 Chassis Manual Removing the Chassis Cover Removing the Chassis Cover Press the release tabs to remove the cover from the locked position. Press both tabs at the same time. Once the top cover is released from the locked position, slide the cover toward the rear of the chassis.
Chapter 5: Chassis Setup and Maintenance 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.
Page 26
SC825 Chassis Manual Figure 5-3: Chassis Drive Tray 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 empty.
Page 27
Chapter 5: Chassis Setup and Maintenance 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. Secure the hard drive by tightening all six (6) screws. Replace the drive tray into the chassis, making sure that the drive tray handle is completely closed.
SC825 Chassis Manual Installing an Optional Floppy or Fixed Hard Drive The SC825 chassis models include two open slots for an optional floppy drive, and/or hard disk drive(s). To utilize these slots, the dummy drive and the slot cover must be removed. Removing the Dummy Drive, Floppy Drive or Hard Disk Drive Disconnect the chassis from any power source.
Chapter 5: Chassis Setup and Maintenance DVD-ROM Replacement or Installation Most SC825 chassis models include a DVD-ROM which is usually pre-installed. Installing or Replacing a DVD-ROM Drive Power down the system and if necessary, remove the server from the rack. Remove the chassis cover.
SC825 Chassis Manual Installing the Motherboard I/O Shield Figure 5-8: 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 Review the documentation that came with your motherboard.
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.
Page 32
SC825 Chassis Manual Installing the Motherboard 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.
Chapter 5: Chassis Setup and Maintenance Add-on Card/Expansion Slot Setup SC825: chassis include I/O slots for add-on cards and expansion cards. The number of cards you can use depends on your chassis model. SC825 LP: Provides 7 low profile add-on card slots. SC825 RC: Provides up to 3 full height/full length card slots.
Page 35
Chapter 5: Chassis Setup and Maintenance Figure 5-13: 3 Full Height/Full Length Add-on Card Figure 5-14: 3 Full Height/Full Length Add-on Card with 3 Low Profile Slots Slide the riser card into the chassis, aligning with both the motherboard slot and the back panel of the chassis.
SC825 Chassis Manual Add-on Card/Expansion Slot Setup for SC825U (Universal Output) SC825U chassis accept a slightly smaller "L" shaped motherboard to allow for a universal expansion card. This universal output card allows the systems to accept SAS, SCSI, IB, Ethernet, and other types of connects. SC825U chassis are setup similar to 825RC chassis with two differences: A.
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 ordering information, visit the Supermicro website at www.supermicro.com and click on the Where to Buy link. 5-15...
SC825 Chassis Manual Figure 5-16: Air Shroud in place SC825LP Chassis Checking the Server's Air Flow Checking the Air Flow 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 replaced periodically.
Chapter 5: Chassis Setup and Maintenance System Fans Three heavy duty fans provide cooling for the chassis. These fans circulate air through the chassis as a means of lowering the chassis internal temperature. Release Tab Figure 5-17: System Fan Replacing a System Fan If necessary, open the chassis while the power is running to determine which fan has failed.
Page 40
SC825 Chassis Manual Figure 5-17: Placing the System Fan 5-18...
All other SC825 chassis models include a redundant power supply. Power supplies can be replaced without powering down the system. Replacement units can be ordered directly from Supermicro (see contact informa- tion in the Preface). 5-19...
Page 42
SC825 Chassis Manual Release Tab Figure 5-18: Removing the Power Supply Replacing the Power Supply 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.
Chapter 5: Chassis Setup and Maintenance Figure 5-19: Replacing the Power Distributor Replacing the Power Distributor Redundant server chassis that are 2U or more high require a power distributor. The power distributor provides failover and power supply redundancy. In the unlikely event you must replace the power distributor, do following Power down the server and remove the plug from the wall socket or power strip.
SC825 Chassis Manual Replacing the DVD-ROM, Front Panel, and Floppy Drive SC825 chassis models include a slim DVD-ROM, slim floppy drive, and front port panel. Use the instructions in this section in the unlikely event that you must replace any of these components. Floppy Drive Front Port Panel DVD-ROM...
Chapter 5: Chassis Setup and Maintenance Replacing or Installing the DVD Drive Replacing or Installing DVD Drives Power down and unplug the system from the outlet. Remove the chassis cover. Disconnect the power and data cables from the drive to other chassis compo- nents including the motherboard and backplane.
SC825 Chassis Manual Replacing or Installing the Front Port Panel Replace or Install the Front Port Panel 1. Power down and unplug the system 2. Remove the chassis cover. 3. Disconnect the power and data cables from the front port panel to other chassis components including the motherboard and backplane.
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 referencing part number MCP-210-82503-0B.
Chapter 6: Rack Installation Chapter 6 Rack Installation Overview This chapter provides a quick setup checklist 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. Unpacking the System You should inspect the box the chassis was shipped in and note if it was damaged in any way.
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. • In single rack installation, stabilizers should be attached to the rack. •...
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. Therefore, consideration should be given to installing the equipment in an environment compatible with the manufacturer’s maximum rated ambient tempera- ture (Tmra).
SC825 Chassis Manual Rack Mounting Instructions This section provides information on installing the SC825 chassis into a rack unit with the 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.
Page 52
Chapter 6: Rack Installation Figure 6-2. Identifying the Sections of the Rack Rails (right side rail shown) Installing the Inner Rails Place the inner rack extensions on the side of the chassis aligning the hooks of the chassis with the rail extension holes. Make sure the extension faces "outward"...
SC825 Chassis Manual Secure to the Front of the Rack Secure to the Rear of the Rack Attach Outer Racks together Figure 6-3. Assembling the Outer Rails Outer Rack Rails Outer rails attach to the server rack and hold the server in place. The outer rails for the SC825 chassis extend between 30 inches and 33 inches.
Page 54
Chapter 6: Rack Installation Figure 6-4: Installing the Rack Rails Installing the Chassis into a Rack Confirm that chassis includes the inner rails (A) and rail extensions (B). Also, confirm that the outer rails (C) are installed on the rack. Line chassis rails (A and B) with the front of the rack rails (C).
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 Universal I/O Chassis...
Page 57
SC825 Chassis Manual SC825TQ-R700LP Part # Type Length Description 8 pin to 8 pin ribbon cable for CBL-0157L Ribbon 9" SGPIO, PB free Ribbon, 16 pin to 16 pin ribbon cable for CBL-0087 20" Round control panel CBL-0139L Wire 50 cm IDE 80-Wire cable for DVD ROM Cable Two regional power cords...
Page 58
Appendix A: Chassis Cables A-4 Cables Included with SC825S2 Chassis (SCSI) SC825S2-R700RC2/R700RC Part # Type Length Description CBL-033L-U320 Ribbon 9" (23 cm) ULTRA 320, PB FREE CBL-0139L Wire 50 cm IDE 80-Wire cable for DVD ROM Cable Two regional power cord CBL-0063L Cable 20"...
Page 59
SC825 Chassis Manual A-5 Compatible Cables These cables are compatible with the SC825 Chassis. 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.
Appendix A: Chassis Cables Extending Power Cables Although Super Micro 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.
Safety Information and Technical Specifications Appendix C SAS-825TQ Backplane Specifications 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. C-1 ESD Safety Guidelines Electric Static Discharge (ESD) can damage electronic components. To prevent dam- age to your system, it is important to handle it very carefully.
Page 64
SC825 Chassis Manual 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.
Safety Information and Technical Specifications Jumper Settings and Pin Definitions C-4 Front Connectors and Jumpers Front View ACT_IN ACT_IN SIDEBAND #2 SIDEBAND #2 +12V +12V +12V +12V SAS825TQ SAS825TQ REV 2.0 REV 2.0 BAR CODE BAR CODE JP29:9072 RESET JP29:9072 RESET SIDEBAND #1 SIDEBAND #1 Front Connectors...
Page 66
SC825 Chassis Manual C-5 Front Connector and Pin Definitions #1-#2. Backplane Main Power Connectors Backplane Main Power The 4-pin connectors, designated JP10 and 4-Pin Connector (JP10 and JP13) JP13, provide power to the backplane. See Pin# Definition the table on the right for pin definitions. +12V 2 and 3 Ground...
Page 67
Safety Information and Technical Specifications #8-#9. Sideband Headers Sideband Headers (JP51 and JP52) The sideband headers are designated JP51 Pin # Definition Pin # Definition and JP52. For SES-2 to work properly, you Backplane Controller must connect an 8-pin sideband cable to Addressing ID (SB6) (SB5)
Page 68
SC825 Chassis Manual C-6 Front Jumper Locations and Pin Definitions Front Jumper Locations JP43 ACT_IN ACT_IN SIDEBAND #2 SIDEBAND #2 +12V +12V +12V +12V JP36 SAS825TQ SAS825TQ JP29 JP18 REV 2.0 REV 2.0 BAR CODE BAR CODE JP50 JP38 JP37 JP33 JP34 JP29:9072 RESET...
Page 69
Safety Information and Technical Specifications SGPIO Setting (Only) Jumper Jumper Setting Note JP18 Open Closed: Buzzer Reset (Default) JP29 Open Closed: MG9072 Reset (Default) JP33 Controller ID #1 Backplane ID #1 JP34 1-2: ID#0 JP36 Controller ID #2 Backplane ID #2 JP37 1-2: ID#0 JP38...
Page 70
SC825 Chassis Manual C-7 Rear Connectors and LED Indicators Rear Connector Locations Rear Connector/LED Indicator Descriptions 825TQ SAS Connectors Connector Specification SAS#0 HDD (connected to HDD) SAS#1 HDD (connected to HDD) SAS#2 HDD (connected to HDD) SAS#3 HDD (connected to HDD) SAS#4 HDD (connected to HDD) SAS#5 HDD (connected to HDD) SAS#6 HDD (connected to HDD)
Page 71
Safety Information and Technical Specifications Appendix D SAS-825TQ Backplane Specifications 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. D-1 ESD Safety Guidelines Electric Static Discharge (ESD) can damage electronic components. To prevent dam- age to your system, it is important to handle it very carefully.
Page 72
SC825 Chassis Manual D-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.
Need help?
Do you have a question about the SC825S2-560LPV and is the answer not in the manual?
Questions and answers