Technical support
A.3 Notes on the use of third-party modules
SIMATIC IPC477E
166
Operating Instructions, 11/2020, A5E37455003-AF
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 orig-
inal 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 sup-
plier.
If the PC still crashes, contact your technical support team.
PCIe Gen1 expansion card does not
behave according to specification.
1.
Remove the expansion card.
2.
Set the respective setup parameter "PCIe Speed" permanently
to "Gen1" in the "Advanced > PCI Express Configuration"
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.
