Intel SPSH4 Technical Product Specification page 5

SPSH4 Server System External Product Specification
5.3.10 External SCSI......................................................................................................... 49
5.3.11 AC Power Input ...................................................................................................... 50
6. SCSI Bay Boardset ............................................................................................................. 51
6.1 Hot Swap Hard Drive Backplane ................................................................................... 51
6.1.1 Architectural Overview ............................................................................................. 52
6.2 Design Constraints and Assumptions............................................................................ 52
6.2.1 SCSI Bus Considerations......................................................................................... 52
6.3 Functional Description ................................................................................................... 53
6.3.1 Wide SCSI Connector .............................................................................................. 53
6.3.2 SCA-2 Connectors ................................................................................................... 53
6.3.3 SCSI Multi-ModeTermination ................................................................................... 54
6.3.4 SCSI Interface.......................................................................................................... 54
6.3.5 Power Control .......................................................................................................... 54
6.3.6 FET Short Protection................................................................................................ 54
6.3.7 Microcontroller.......................................................................................................... 55
6.3.8 Device SCSI ID ........................................................................................................ 55
6.3.9 Hard Drive Activity LED............................................................................................ 55
6.3.10 Hard Drive Fault LED ............................................................................................. 56
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6.3.11 IMB (I C bus).......................................................................................................... 56
6.3.12 Fan Support ........................................................................................................... 56
6.3.13 Temperature........................................................................................................... 56
6.3.14 Serial EEPROM...................................................................................................... 56
6.4 Board Functions............................................................................................................. 57
6.4.1 Reset........................................................................................................................ 57
6.4.2 Microcontroller.......................................................................................................... 57
6.4.3 SCSI Controller ........................................................................................................ 59
6.4.4 Multi-Mode SCSI Termination .................................................................................. 59
6.5 Memory Map .................................................................................................................. 59
6.5.1 Memory Map ............................................................................................................ 60
6.5.2 I/O Ports ................................................................................................................... 63
6.6 Programming Information .............................................................................................. 65
6.6.1 Firmware Support Requirements ............................................................................. 66
6.7 External Interface Specifications ................................................................................... 66
6.7.1 Connector Specifications ......................................................................................... 66
6.7.2 SCSI Input Connector 68P....................................................................................... 67
Revision 1.11
Intel reference number 10736
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