Clear-Com BS850 (Last time buy) - Manual (Page 35)

BELTPAC OPERATION
Controls and Buttons
4 & 9
32
1
12
2 & 11
1
1. Master On/Off Volume Control
Turns Beltpac on and off.
Controls volume levels and beep intensity.
Press and hold control button in to mute primary receiver input.
2 & 11. A and B Buttons
Perform functions set up in Beltpac programming.
If set up for Lock function, press and release button in less than one second to lock on.
Press and hold for momentary function, to remain on only while button is held.
If set up for Momentary function, button will remain on only while held. Lock feature cannot be used.
Either or both of these buttons can be turned off in Beltpac setup.
4 & 9. C and D Buttons
Perform functions set up in Beltpac programming.
Only momentary function can be used. If set for momentary function, button will remain on only while
held. C and D buttons have no lock function.
Either or both of these buttons can be turned off in Beltpac setup.
12. Auxiliary Volume Control
Controls mix levels of auxiliary input or an optional second receiver.
Press and hold control button in to mute auxiliary input or second receiver.