Intel P4000M Technical Product Specification - Page 124
U 8x3.5, Hot-Swap Back Plane HSBP
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Hot-Swap Back Plane (HSBP) Intel® Server Chassis P4000M Family TPS Pin 1 2 3 4 Description 1x4Pin Power Connector P12V GND GND P5V Signal Name Note: See SAS/SATA specs for pinout of 29pin and 7pin connectors. 5.1.4 4x3.5" HSBP Cabling Requirements The 4x 3.5" HSBP requires the following cables: Ganged 4x SATA/SAS data cable. I2C cable - 5pin on HSBP side to 3pin on baseboard side SGPIO cable - 5pin on HSBP side to 5pin on host controller side. 5.2 4U 8x3.5" Hot-Swap Back Plane (HSBP) 5.2.1 Overview The chassis supports 8x3.5" SAS/SATA backplane. The backplane provide the platform support for up to eight hot-swap SAS or SATA hard drives. 5.2.1.1 Key Features The 8HDD 3.5" SAS/SATA HSBP supports the following feature set: 8x SAS/SATA 3.5" hot swap hard drives. Two SGPIO SFF-8485 interfaces in sideband of mini-SAS connectors. One I2C interface from a 5pin connector for HDD status communication to BMC over slave SMB bus. Temperature sensor and FRU support In-application FW updateable over I2C interface from BMC. No special hardware needed for field FW upgrade with BMC onboard EPSD baseboard 8 HDD status LEDs and 8 HDD activity LEDs 8 HDD presence detect inputs to the microcontroller 3.3V linear regulator for to power microcontroller and various other components Two mini-SAS SAS/SATA input connectors Eight 29pin SAS/SATA 'hybrid' docking hot-swap connectors Mount board using one loose screw 5.2.1.2 Board Layout The following figure shows the board layout and connectors placement of the 8HDD SAS/SATA hot-swap backplane. 110 Intel order number G27488-004 Revision 1.1