Siemens SIMATIC IPC627D Operating Manual page 28

BIOS Setup (SCU)
3.4 Advanced menu
"PCI Express (Slot) Configuration" submenu
Parameter
PCI Express Root Port 5
PCI Express Root Port 6
PCI Express Root Port 7
PCI Express Root Port 8
"PCI Express Root Port #" submenu
PCI Express Root Port #
The following Setup parameter is visible if the respective "PCI Express Root Port #" is enabled:
•
With Rack PC depending on the bus module used
1
28
1
1
1
PCIe Speed
Meaning
Submenus
Enable (Enabled) or disable (Disabled) the respective port for the
expansion card.
Auto Automatically determines the optimum speed for the
installed PCIe expansion card.
Gen1 Reduces the speed according to Gen1 specification.
Compatibility setting for expansion cards that do not react
stably according to specification.
Gen2 Reduces the speed according to Gen2 specification.
Compatibility setting for expansion cards that do not react
stably according to specification.
Operating Manual, 05/2016, A5E33664825-AB
BIOS Description