Sony OXFORD Operation Manual page 214

6-3 Central Section Panels
6-52
Chapter 6 Technical Descriptions
2
1
4
3
5
7
8
Talkback & Listen
1 T/B 1 & T/B 2 Push-Buttons
{T/B 1} and {T/B 2} are included for connection to GPIO (General Purpose
Inputs & Outputs) utilising relay closures and opto-coupled tally inputs.
Pressing a T/B button sends talkback to the destination displayed within its
dot display. A short press latches the switch on, requiring a further press
to release it. Holding the switch down enables a momentary action. The
CR monitors may optionally dim when talkback is in use.
2 8 Character Displays
Display T/B destination names as designated via the SCRIBBLES GUI
accessed via the MASTER GUI.
6
9
!º