Uniden UH-052XR Operating Manual page 17

NOTE: VOX feature will not work without the Headset Microphone.
Built in [PTT] of UH-052XR is temporarily disabled, however
accidental pressing of [PTT] will cause the unit to transmit briefly.
To activate VOX
1. Press and hold
2. Press either [ ] or [ ] within
10 secs. to select the desired VOX
level number (9 with the lowest
sensitivity to 1 with the highest
sensitivity).
3. Press
[VOX]
"VOX" icon stops blinking.
4. Install VOX Headset (not supplied) to UH-052XR
Installing VOX Headset
1. Remove SPEAKER MIC COVER.
2. Attach VOX headset mic by pushing
down jack through to the speaker mic
port of UH-052XR until it sits firmly
on the radio.
To De-activate VOX
1. Remove VOX Headset from UH-052XR.
2. Press and hold
3. Press [ ] repeatedly and until "
displayed
4. Press
[VOX]
"VOX" icon disappears.
Note: changing the VOX sensitivity setting to "
microphone will cause the unit to transmit continuously.
for 1.5 secs. "VOX" icon blinks.
[VOX]
to save the selected level.
for 1.5 secs until "VOX" blinks
[VOX]
to save the setting.
"
" without removing the
14
CTCSS
BCL VOX
OS/GS
Cover
Headset
Mic