Uniden UH-042XR BUILT-IN VOICE ACTIVATED CIRCUIT (VOX)

BUILT-IN VOICE ACTIVATED CIRCUIT (VOX)

VOX feature enables user to transmit automatically by speaking on the

microphone of the VOX headset (not supplied) without pressing the PTT switch.

NOTE: VOX feature will not work without the Headset Microphone.

Built in [PTT]of UH-042XR is temporarily disabled, however accidental

pressing of [PTT]will cause the unit to transmit briefly.

To activate VOX

1. Turn the UH-042XR OFF.

2. Press and hold [VOX]while turning the radio ON. “VOX” appears on the

bottom left of the display.

3. To set sensitivity. Press and hold[VOX],

“VOX”icon starts blinking.

4. Press either [▲] or [▼] within 10 secs. to

select the desired VOX level number

(9 with the lowest sensitivity to 1 with the highest sensitivity).

5. Press [VOX]to save the selected level. “VOX”

icon stops blinking.

6. Install VOX Headset (not supplied) to

UH-042XR

Installing VOX Headset

1. Remove SPEAKER MIC COVER.

2. Attach VOX headset mic by pushing jack down

through to the speaker mic port of UH-042XR

until it sits firmly on the radio.

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