Lenovo 2579, 2593, 2594, 2577 Mini-SAS to mini-SAS signal cable connections, Pin power connector

1

8-pin power connector

Used to connect a power cable to provide power to the backplane.

2

Mini-SAS ports 4-7

Used to connect the mini-SAS connector on one end of a mini-SAS to mini-SAS signal cable to support the hard disk drive 4 to hard disk drive 7; or to support the hard disk drive 12 to hard disk drive 15 if the backplane is for hard disk drives in the right cage of the server.

3

Mini-SAS ports 0-3

Used to connect the mini-SAS connector on one end of a mini-SAS to mini-SAS signal cable to support the hard disk drive 0 to hard disk drive 3; or to support the hard disk drive 8 to hard disk drive 11 if the backplane is for hard disk drives in the right cage of the server.

4

Optical drive power connector

Used to connect the power cable for the slim optical drive if the server has one installed.

Mini-SAS to mini-SAS signal cable connections

This topic provides instructions on how to connect the mini-SAS to mini-SAS signal cables. This topic contains the following items:

•Connecting cables from the RAID card to the backplane

•Connecting cables from the RAID card to the expander card, and then from the expander card to the backplanes

Connecting cables from the RAID card to the backplane

Your server comes with a RAID card installed. You can connect cables from the RAID card to the backplane to support up to eight hard disk drives and hardware RAID functions.

38ThinkServer User Guide