State
Wireless Link
Disconnected
from Host
Table 3: Wireless Link and Pairing Indicators
LANGUAGE OR TONE SELECTION
1. Powering OFF the wireless device.
2. Powering ON the wireless device while pressing the PTT
Button simultaneously until the prompt to select language.
3. Pressing PTT Button to select designated language or tone.
VOLUME CONTROL
The Operations Critical Wireless device has 8 volume levels.
The volume level is controlled using the radio volume control or
the device's Volume Up/Volume Down buttons (refer to Table 4
for volume indicators).
Button Push
Volume Up
Volume Down
Volume Up and Hold
Volume Down and Hold
LED Indication
(Audio and
Standalone PTT
Device)
Blue LED Solid ON Disconnected
Volume Tone with increased loudness
Volume Tone played with decreased
Volume Tone played continuously with
Volume Tone played continuously with
Table 4: Volume Indicators
Tone
Indication
(Audio Device)
Tone every 2
minutes for 10
minutes
Tone Indication
(Audio Device)
loudness
increasing loudness
decreasing loudness
10
Voice
Prompt
(Audio Device)
"Headset
Disconnected"