Intel SR6850HW4 User Manual
Page 5

Intel® Server Platform SR6850HW4 TPS
Table of Contents
Revision 1.0
Intel order number D23151-001
v
5.1
Mechanical Outline ................................................................................................ 52
5.2
Power Supply Output Interface.............................................................................. 54
5.2.1
Blade Connector .................................................................................................... 54
5.3
AC Input Requirement ........................................................................................... 55
5.3.1
AC Input Voltage Specification .............................................................................. 55
5.3.2
Efficiency ............................................................................................................... 55
5.3.3
Input Over-Current Protection................................................................................ 55
5.3.4
Inrush Current........................................................................................................ 55
5.3.5
Auto Restart........................................................................................................... 56
5.3.6
Power Factor Correction (PFC) ............................................................................. 56
5.3.7
AC Input Connector ............................................................................................... 56
5.4
DC Output Requirements ...................................................................................... 56
5.4.1
Hot Swap Functionality .......................................................................................... 57
5.4.2
Output Current Rating............................................................................................ 57
5.4.3
Over- and Under-Voltage Protection ..................................................................... 57
5.4.4
Over-current Protection ......................................................................................... 58
5.4.5
Short Circuit Protection.......................................................................................... 58
5.4.6
Reset After Shutdown............................................................................................ 58
5.4.7
Current Sharing ..................................................................................................... 59
5.4.8
I
2
C Devices ............................................................................................................ 59
5.4.9
Fan Speed Control................................................................................................. 61
5.4.10
Power Supply Module LED indicators ................................................................... 61
6.
Power Distribution Board .................................................................................................. 63
6.1
Introduction ............................................................................................................ 63
6.2
Signal Descriptions and Pinouts ............................................................................ 65
6.2.1
Remote On/Off (-PS_ON) ...................................................................................... 66
6.2.2
Power Good Signal (POK or P_GOOD) ................................................................ 66
6.2.3
VIN_GOOD............................................................................................................ 66
7.
SCSI Backplane Board....................................................................................................... 67
7.1
Introduction ............................................................................................................ 67
7.1.1
Block Diagram ....................................................................................................... 67
7.1.2
Architectural Overview........................................................................................... 68
7.1.3
Mechanical Specifcations ...................................................................................... 70
7.1.4
Component Location.............................................................................................. 71
7.2
Functional Architecture .......................................................................................... 73