Use HiQnet System Architect to update the firmware on your Lexicon PCM product:
As of December 17, 2013, the latest firmware versions (which are included in System Architect) are as follows:
- PCM 92 latest firmware: v1.6.4
- PCM 96 latest firmware: v2.5.6
- PCM 96 Surround latest firmware: v1.5.5
More information on HiQnet System Architect is available here.