Use the following instructions to connect cables from the expander card to the backplane for twelve 3.5-inch
hard disk drives:
1. For hard disk drive 0 to hard disk drive 3, use a mini-SAS to mini-SAS signal cable and connect the
mini-SAS connector
1
on one end of the cable to the connector 3 on the expander card. Then, connect
the mini-SAS connector on the other end of the cable to the mini-SAS ports 0-3 on the backplane
for twelve 3.5-inch hard disk drives.
2. For hard disk drive 4 to hard disk drive 7, use a mini-SAS to mini-SAS signal cable and connect the
mini-SAS connector
2
on one end of the cable to the connector 4 on the expander card. Then, connect
the mini-SAS connector on the other end of the cable to the mini-SAS ports 4-7 on the backplane
for twelve 3.5-inch hard disk drives.
3. For hard disk drive 8 to hard disk drive 11, use a mini-SAS to mini-SAS signal cable and connect the
mini-SAS connector
3
on one end of the cable to the connector 5 on the expander card. Then, connect
the mini-SAS connector on the other end of the cable to the mini-SAS ports 8-11 on the backplane
for twelve 3.5-inch hard disk drives.
Figure 37. Connecting cables from the expander card to the backplane for twelve 3.5-inch hard disk drives
Refer to the following topics for information about the connector locations and the power cable connections:
•
“Hot-swap hard-disk-drive backplane” on page 44
•
“Expander card” on page 43
•
“System board components” on page 53
Connecting cables from the system board to the backplane
Your server has two SAS connectors on the system board to support up to eight hard disk drives.
If you connect the mini-SAS to mini-SAS signal cables from the system board to the backplane, you can
configure RAID for the hard disk drives using the functions of the ThinkServer RAID 300 (also known as the
onboard SAS software RAID).
Use the following instructions to connect cables from the system board to the backplane:
1. For hard disk drive 0 to hard disk drive 3, use a mini-SAS to mini-SAS signal cable and connect the
mini-SAS connector on one end of the cable to the SAS connector 0-3 on the system board. Then,
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