HP Z600 - Workstation - 6 GB RAM User Manual page 70

For the best HDCP performance, HP recommends that you install the latest updates:
1. Blu-ray player firmware
2. Playback application patches
3. Graphics firmware and drivers
Updates are located on the support web site for your specific product at
workstations.
62 Chapter 10 Installing optical disk drives
http://www.hp.com/support/
ENWW