Notes On The Use Of Third-Party Modules - Siemens SIMATIC IPC427E Operating Instructions Manual

Technical support
A.3 Notes on the use of third-party modules
A.3

Notes on the use of third-party modules

Problem Possible cause
The PC crashes
•
during startup.
•
•
•
PCIe Gen1 expansion card does not
behave according to specification.
116
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
Possible remedy
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.
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.
Operating Instructions, 02/2021, A5E37454814-AE
SIMATIC IPC427E