Technical support
A.3 Notes on the use of third-party modules
SIMATIC IPC427D
Operating Instructions, 05/2017, A5E31347215-AB
177
A.3
Notes on the use of third-party modules
Problem
Possible cause
Possible remedy
The PC crashes
during startup.
•
I/O addresses are assigned
twice.
•
Hardware interrupts and/or
DMA channels are assigned
twice
•
Signal frequencies or signal
levels are not adhered to
•
Different connector pin as-
signments
Check your computer configuration:
•
If the computer configuration corresponds with factory state,
please contact your technical support team.
•
If the computer configuration has changed, restore the origi-
nal factory settings. Remove all third-party expansion cards,
then restart the PC. If the error no longer occurs, the third-
party expansion card was the cause of the fault. Replace
this expansion card with a Siemens card or contact the card
supplier.
If the PC still crashes, contact your technical support team.
PCIe Gen1 expansion card does
not behave according to specifica-
tion.
1.
Remove the expansion card.
2.
Set the respective setup parameter "PCIe Speed" perma-
nently to "Gen1" in the "Advanced > PCI Express Configura-
tion" menu, submenu "PCI Express Root Port #" of the BIOS
Setup.
3.
Set the respective setup parameter "PEG# - Gen X" perma-
nently to "Gen1" in the "Advanced > Video Configuration"
menu, submenu "Pci Expess Graphic" of the BIOS Setup.
4.
Install the expansion card again.
