Hot-Swap Hard Disk Drive Backplane - Lenovo 3057 Maintenance Manual

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 44.
Figure 28. Expander card
1
Connector 1
2
Connector 2
3
Connector 3

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 backplanes, 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.
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ThinkServer RD430 Hardware Maintenance Manual
4
Connector 4
5
Connector 5
6
Connector 6