Lenovo ThinkServer RD550, Руководство пользователя и руководство по техническому обслуживанию аппаратного обеспечения

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PCIe interposer card
The PCIe interposer card is used in server models that support easy-swap drives. The following illustration
shows the connectors on the PCIe interposer card.
Figure 18. PCIe interposer card
1 PCIE connector
Used to connect the signal cable to the PCIe signal connectors on the backplane for 2.5-inch drives. See
“Backplane for twelve 2.5-inch drives” on page 35.
Hot-swap-drive backplane
Your server comes with one of the following drive bay and backplane configurations:
• In the front:
Drive bay size Drive bay quantity Backplane quantity Drive type
3.5-inch 4 1
Hot-swap, SATA or SAS
Hard disk drive or 2.5-inch
solid-state drive
2.5-inch 12 1
Hot-swap, SATA or SAS
Hard disk drive or solid-state
drive
• In the rear: (for server models with the four 3.5-inch drives only)
Drive bay size Drive bay quantity Backplane quantity Drive type
2.5-inch 2 1
Hot-swap, SATA
Hard disk drive or solid-state
drive
To locate the backplanes, see “Server components” on page 25.
Chapter 3
.
Product overview
33