Uniden UH-052XR - 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 [VOX] for 1.5 secs. “VOX” icon blinks.
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] to save the selected level.
“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 [VOX] for 1.5 secs until “VOX” blinks
3. Press [▼] repeatedly and until “ ”
displayed
4. Press [VOX] to save the setting.
“VOX” icon disappears.
Note: changing the VOX sensitivity setting to “ ” without removing the
microphone will cause the unit to transmit continuously.
Cover
Headset
Mic
BCL VOX
CTCSS
OS/GS
14