Expansion cards and backup units
In this chapter
"Installing expansion cards" on page 226
●
"Removing expansion cards" on page 233
●
"Replacing expansion cards" on page 238
●
"Installing a BBU" on page 245
●
"Replacing a BBU" on page 266
●
"Mounting expansion card slot brackets" on page 276
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"Handling SFP+ transceiver modules" on page 284
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9.1
Basic procedure
The system board is equipped with four expansion slots:
Figure 108: PCI slot overview
PCI slot
Type
1
PCI
2
PCIe x1
3
PCIe x4
4
PCIe x16
224
Function
PCI slot for legacy 32-bit / 33 MHz PCI
cards
PCIe x1 slot
(mechanical width: x4)
Preferred slot for SAS HDD controllers
(mechanical width: x8)
PCIe x16 slot
(mechanical width: x16)
Upgrade and Maintenance Manual
TX140 S1