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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
1 Connector 1 4 Connector 4
2 Connector 2 5 Connector 5
3 Connector 3 6 Connector 6
Hot-swap hard disk drive backplane
Your server comes with one of the following hot-swap hard disk drive bay and backplane congurations:
• 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.
38 ThinkServer RD430 User Guide