Some users find these cards default to "Native" mode (Memory space), which is faster but may require specific configuration if you are trying to use them in "Legacy" mode (I/O space) for older software. #Hardware #Drivers #PCIe #SerialPort #TechSupport #PI40952
Since the original manufacturer's site can be hard to navigate, you can usually find compatible drivers through: pi40952+3x2b+driver+upd
The keyword refers to the driver update process for the EXONE PI40952-3X2B Go to product viewer dialog for this item. Some users find these cards default to "Native"
| Error / Symptom | Likely Cause | Fix | |----------------|--------------|-----| | | Secure Boot enabled + unsigned test driver | Boot into Advanced Startup → Disable Driver Signature Enforcement temporarily, then reinstall signed version. | | Code 10 (Device cannot start) | IRQ conflict with another PCIe device | Move PI40952 to a different PCIe slot. Update motherboard chipset drivers. | | BSOD: PAGE_FAULT_IN_NONPAGED_AREA | Memory leak in old driver version | The UPD should fix this. If not, increase page file size or roll back to previous stable driver. | | Device disappears after sleep/hibernate | Power management conflict | In Device Manager → Properties → Power Management → Uncheck “Allow the computer to turn off this device.” | | 3x2B channels output erratic signals | Buffer overflow due to outdated firmware | The UPD includes a firmware updater – run it separately (check manufacturer’s tools). | | | Code 10 (Device cannot start) |
The identifier PI40952-3X2B refers to a specific hardware revision or model of a PCI Express Serial/Parallel Multiport Adapter card , most commonly associated with products from Hardware Overview