Original interfaces usually have a 6-digit white marking on the round black connector (e.g., "SD1505") and longer cables compared to replicas. Common Troubleshooting
Look for an unknown device or an item labeled with a yellow exclamation mark (often listed as ACTIA USB Devices or UMDF driver ). Right-click the device and select . Choose Browse my computer for drivers . actia psa interface driver
Inside the interface box (the metal Lexia/PPS box), there is often a small fuse on the circuit board. Original interfaces usually have a 6-digit white marking