TalkaboutHandsFreeUseradios have built-in Voice Operated Transmission (VOX) capability. This means the sound of your voice activates transmission when the radio is used with VOX accessories (sold separately).

The T289 also has iVOX (Internal Voice Operated Transmission), which allows you to use the radio hands free without an accessory in place. Read the instruc- tions below to activate the iVOX feature.

1.UsingEnablingWith radioVOXoff,:plugFeatureaccessory connector into jack on left side of radio. Figure 19.

2. Turn radio on.

3. Lower volume with Scroll button before plac- accessory on head or in ear. VOX

appears on display to indicate VOX is active.

4.To transmit, speak into accessory microphone. To receive, stop talking.

Figure 19.

Enabling1. Turn the radioiVOXon-T289with theonlyPush-To-Talk depressed to arm the iVOX fea- ture.

2. To activate, quickly press the Push-To-Talk button. The VOX indicator will appear on the display to indicate that the iVOX feature is active.

3. To transmit, speak into radio microphone. To receive, stop talking.

Note: There will be brief delay between when you start/stop talking and radio transmission time. If you press the Push-To-Talk button, you will disable the VOX/iVOX feature.

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SeePages36-37forquickoperationsummary.

1.ResettingPress PushTo-ToPush-Talk-buttonTo-TalkMode:once. The VOX display will disappear.

2. To transmit, press Push-To-Talk button on radio. To receive, release the Push-To-Talk.

Notes:• To return to iVOX mode follow instructions above.

• To return to VOX mode, turn the radio off, then on again with the accessory in place.

SettingTalkabout radiosVOX/iVOXallow you toSensitivityadjust VOX sensi- tivity of radio to compensate for varying levels of background noise.

1.With radio on, press Menu button five times to enter VOX sensitivity mode.

2.VOX will appear on display along with the current VOX setting. Figure 20.

3.Use Scroll buttons to select level.

1

 

Figure 20.

=ThreesensitivityLow Sfor highLevels:levels of background noise.

2

= Medium

for use in most applications.

3

= High

for low levels of background noise.

Notes:

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The radio will return to operation mode after 10 seconds or after you

 

press the Push-To-Talk button.

 

• When using audio accessories, radio volume should be kept at a com-

 

fortable listening level. Before you place the audio accessory on your

 

head or in your ear, turn down the volume.

 

When using iVOX, sensitivity level 3 is recommended.

 

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Motorola TA280, T289 manual Turn radio on, Use Scroll buttons to select level, = Medium, = High