SUPER MICRO Computer sc827 user manual SAS-827B Backplane, Motherboard to Backplane Connec- tors

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SC827 Chassis Manual

1. - 3. Motherboard Power Connectors

These connectors, designated JPW1, JPW2, and JPW3 supply power the four motherboard nodes in the chassis.

4. - 7. Chassis Fan Connectors

These connectors, designated JP54, JP55, JP56 and JP57 supply power to the chassis. cooling fans.

System Fans

FAN4

FAN3

Cables

BAR CODE

SAS-827B Backplane

FAN2

SAS827B

FAN1

Figure D-2: Default Configuration - Fans Connected Directly to the Backplane

8. Power Supply Connector

The 5-pin connector, designated JPI2C1 provides power to the SMBUS and power control signals.

9.- 12. Motherboard to Backplane Connec- tors

These connectors, designated JF1, JF2, JF3 and JF4 connect the motherboards to the backplane on the chassis. JF1 connects to motherboard A. JF2 connects to mother- board B. JF3 connects to motherboard C and JF4 connects to motherboard D. See the table on the previous page to determine the locations of the motherboards within the chassis.

D-4

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Contents Super SC827 Chassis Manual Preface About This ManualManual Organization IntroductionCompatible Backplanes Table of Contents Rack Installation Viii Chapter Introduction OverviewShipping List Part NumbersContacting Supermicro Returning Merchandise for Service SC827 Chassis Manual Chapter System Safety Preparing for SetupElectrical Safety Precautions Page System Safety Page Chapter Chassis Components ComponentsWhere to get Replacement Components Power SupplyChapter System Interface Chassis Control PanelControl Panel Buttons Control Panel LEDsDrive Carrier LEDs SAS/SATA DrivesSC827 Chassis Manual Chapter Chassis Setup and Maintenance Chassis Cover Remove two Screws Check Ventilation OpeningsRemoving the Chassis Cover and Protective Film Installing and Removing Hard Drives Motherboard Drawer Locations in the ChassisRemoving a Hard Drive Tray Removing Hard Drive Trays from the ChassisInstalling a Drive into the Hard Drive Tray Dummy Drive Drive TraySAS or Sata Hard Drive Drive Tray Removing Hard DriveRemoving and Installing the Backplane Removing the BackplaneRemoving the Backplane from the Chassis Loosening the Spring Bar Screws in the Floor of the Chassis Installing the Backplane Installing the Backplane into the ChassisInstalling the Motherboard Compatible Motherboards Permanent and Optional StandoffsShields Chassis Setup and Maintenance Page Installing and Replacing Adapter Cards Installing the Adapter CardAdapter Card Motherboard Drawer Spacer Plate Five Screws Removing the Adapter CardAdd-on Card/Expansion Slot Setup Add-on Card Slot Clip PCI Slot ShieldInstalling the Riser Card Installing the Riser CardInstalling Add-on Cards Add-on CardRiser Card Installing the Air Shrouds Installing an Air ShroudAir Shrouds Installation Complete Checking the AirflowChecking Airflow Optional Fan Configurations System Fans18 System Fan Placement Changing a System FanPower Supply Power Supply ReplacementRelease Tab Changing the Power Supply Chapter Rack Installation Choosing a Setup LocationUnpacking the System Rack Precautions General Server PrecautionsRack Mounting Considerations Rack Mounting Instructions Identifying the Sections of the Rack RailsLocking Tabs Releasing the Inner RailReleasing Inner Rail from the Outer Rails Installing The Inner Rails on the Chassis Installing the Inner RailsInner Rails Installing the Outer Rails on the Rack Installing the Outer RailsStandard Chassis Installation Installing the Chassis into a RackBall-Bearing Shuttle Optional Quick Installation Method SC827 Chassis Manual Appendix a Cables, Screws Other Accessories Overview Compatibility and Optional Accessories ListChassis Screws DVD-ROM, CD-ROM, and Floppy DriveAppendix B SC827 Power Supply Specifications SC827 Chassis Manual Appendix C SAS-827T Safety Guidelines ESD Safety GuidelinesGeneral Safety Guidelines An Important Note to Users Introduction to the SAS-827T BackplaneConnector, Jumper and Pin Definitions Front Connectors and JumpersFront Connectors Front Connector and Pin Definitions Motherboard Power ConnectorsMB Power Connections Connector Motherboard SAS PortsChassis Fan Connectors Fan Connector Y-Cable Optional feature, sold separatelySystem Fans FAN4 FAN3 SAS-827T BackplaneBackplane Main Power Connectors Upgrade ConnectorManufacturers Test Connectors 14. 15. Backplane to Front Panel Headers22. 33. SAS Ports Figure C-7 Motherboard Locations In the ChassisFront Jumper Locations and Pin Definitions Explanation of JumpersFront LED Indicators State SpecificationD11 Rear Connectors and LED Indicators Appendix D SAS-827B Backplane Specifications Introduction to the SAS-827B Backplane Front Connectors Jumpers and Pin DefinitionsSAS-827B Backplane Motherboard to Backplane Connec- tors13. 14. Backplane to Front Panel Headers To modify the operation of the backplane Means the jumper is on and Open meansLED Indicators StateD14 D13J11 D18 D24 D27 Figure D-6 Motherboard Locations In the Chassis