Expansion cards and backup units
9.1
Basic information
The system board is equipped with four expansion slots.
Figure 74: PCI slot overview
PCI slot
Type
PCIe x1
1
(mechanical x4)
PCIe x4
2
(mechanical x8)
3
PCIe x8
4
PCIe x8
I
An additional PCI 32-bit slot is available with an optional riser card. This
riser card can be mounted on two spacer bolts positioned under slot 1. In
this case a PCI adapter board occupies slot 1 (see section
new riser card" on page
160
slot 4
slot 3
slot 2
slot 1
Function
slot for optional PCI adapter board (connected
with riser card), preferred slot for USB 3.0
interface card D3305
dedicated slot for boot controllers
186).
Upgrade and Maintenance Manual
"Installing the
TX140 S2