HP UPD - System Administrator's Guide HP UPD 5.6.5

4. Click Imaging devices.
If the device is listed as HP PNP Scan Null, then the HP Null Scan driver is installed.
Replace the HP PNP Scan Null driver with a product-specific Scan driver
1. Click Start.
2. Right-click Computer, and then select Properties.
3. Click Device Manager.
4. Click Imaging devices.
5. Right-click HP PNP Scan Null, and select Update Driver Software….
6. Select Browse my computer for driver software.
7. Select Let me pick from a list of device drivers on my computer.
8. Select Imaging Devices and click Next.
178 Appendix B Known issues ENWW