The drivers for the 9780.Z5 are rarely found as a standalone download from official sources because they are bundled with the or Lexia software suite.
| Error Message | Likely Cause | Solution | |----------------|---------------|-----------| | “This driver is not signed” | Windows Driver Signature Enforcement | Disable enforcement (see Part 4) or boot into Test Mode. | | “Device cannot start (Code 10)” | IRQ conflict or power failure | Unplug, reboot, use different USB port. Update chipset drivers. | | “Driver not intended for this platform” | 32/64-bit mismatch | Download the correct architecture. The 9780z5 v2.1.8 has separate x86 and x64 MSIs. | | “PSA 9780z5 not found” after installation | Device firmware corrupted | Reflash firmware (see Part 7). Or check cable – use a shielded USB cable. | | Blue screen: PSA_eVolution.sys | Memory leak in driver v2.0.x | Update to v2.1.8 or later. Roll back to v1.9.6 if system is legacy. | psa xs evolution 9780z5 driver