The following illustration shows the connectors on the expander card. Each connector on the expander card is used to connect a mini-SAS to mini-SAS signal cable. For detailed information, see “Mini-SAS to mini-SAS signal cable connections” on page 42.

Figure 27. Expander card

1Connector 1

2Connector 2

3Connector 3

4Connector 4

5Connector 5

6Connector 6

Hot-swap hard disk drive backplane

Your server comes with one of the following hot-swap hard disk drive bay and backplane configurations:

Eight 3.5-inch hard disk drive bays and one backplane

12 3.5-inch hard disk drive bays and one backplane

Eight 2.5-inch hard disk drive bays and one backplane

16 2.5-inch hard disk drive bays and two backplanes

To locate the backplane(s), see “Server components” on page 31.

Backplane for server models with eight 3.5-inch hard disk drive bays

This topic provides information to help you locate the connectors on the backplane for server models with eight 3.5-inch hard disk drive bays.

38ThinkServer RD430 User Guide

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Lenovo RD430 manual Hot-swap hard disk drive backplane, Expander card