MIDI System Exclusive (SysEx) Data Transfer

1. Press the 'Master' button.
2. Use the 'Data Entry' control or 'Edit' button to select 'Send MIDI System Exclusive Data' or 'Receive' (Page 51).
3. Set the 'MIDI SysEx Packet Delay' if encountering transmission errors (Page 51).

Source: Proteus 2000 — proteus2000ownersmanual (manual)