Supermicro SCLA25, User Manual, Page: 5 / 57

5
Preface
3.5" Drive .......................................................................................................................23
2.5" Drive .......................................................................................................................23
DVD Drive Installation (Optional) ......................................................................................24
Installing Expansion Cards................................................................................................25
System Fans .....................................................................................................................26
Power Supply ....................................................................................................................27
Appendix A BPN-SAS3-825TQ Backplane
A.1 ESD Safety Guidelines .......................................................................................................28
A.2 General Safety Guidelines .................................................................................................28
A.3 An Important Note to Users ...............................................................................................28
A.4 Introduction to the BPN-SAS3-825TQ Backplane .............................................................29
A.5 Front Connectors and SAS Ports .......................................................................................30
Front Connectors ..............................................................................................................30
SAS Ports ..........................................................................................................................30
A.6 Front Connector and Pin Definitions ..................................................................................31
A.7 Front Jumper Locations and Pin Definitions ......................................................................33
Explanation of Jumpers.....................................................................................................33
SGPIO and I
2
C Modes and Jumper Settings....................................................................34
SAS Port Connections in I
2
C and SGPIO Settings .........................................................35
A.8 Rear Connectors and LED Indicators ................................................................................36
Appendix B Standardized Warning Statements for AC Systems