For custom installers (CI) utilizing the VSX-920 in complex automation systems (e.g., Control4 or Crestron), firmware could occasionally be pushed or managed via the RS-232C serial port. However, this was rare for consumer-level updates and typically reserved for calibration data restoration.
Pioneer VSX-920-K (released circa 2010) requires a specific manual process for firmware updates, as it lacks the "Update via NET" features found in newer models. Updating the firmware can resolve issues related to HDMI handshake iPod/iPhone connectivity , and general system stability. JustAnswer Preparation Requirements To update the firmware, you will need the following: : A blank USB storage device formatted to Firmware File : The correct file for the pioneer vsx-920 firmware update