Setcom LiberatorMAX Fire Quick Reference Manual

1. How do I tell what type of headset I have? Reference the part number on the Setcom s cker
found on the black metal band of the headset:
a. CSB-900MAX: Radio-Transmit Headset
b. CSB-902MAX; Radio-Transmit Headset with Vented Cup
c. CSB-901MAX: Intercom-Only Headset
d. CSB-905MAX: Intercom-Only Headset with Vented Cup

2. How do I know what channel my headset is on?

a. Turn on the headset using the power / volume knob on the right earcup. You will hear a
series of beeps to let you know how charged the headset is (1 beep = low charge, 3
beeps = full charge), then a voice tells you the channel your headset is on.
3. How do I know what channel the master sta on is on?
a. The master sta on channel is on the LED display on the front of the master sta on.

4. How do I change the channel of the headset?

a. Press and hold the bu ons on both earcups simultaneously. You will hear the channels
begin to cycle through. Once you hear the channel you want to be on, simply let go of
the bu ons and you will be instantly connected.
5. How do I change the channel of the master sta on?
a. Press the black bu on near the LED display to get the the next channel. Con nue this
process un l you get to the channel the master sta on should be on.
6. Intercom-Only headset: Can hear intercom and radio audio but cannot talk via intercom to other
headsets:
a. Check to make sure the mic is not muted: Press the bu on on the right earcup once. If
you hear a two-beep ascending tone, you opened up the mic and should be able to
intercom again. If you hear a two-beep descending tone, you muted the mic. You can
s ll hear everything going on, but cannot talk.
7. Headset(s) can intercom but cannot hear or transmit over the radio:
a. Confirm your headset is on the same channel as the MS-900MAX master sta on. See #2
above for checking the channel of your headset, then see #3 to confirm the master
sta on is on the same channel.
9/6/2023
LiberatorMAX Fire
Quick Reference Guide