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5 - 18 MC909X Mobile Computer User Guide

During a call, the microphone can be muted so that the person on the line can be heard but cannot hear 
conversation from the microphone. This is useful if the user is listening to the person on the line and there’s 
conversation or background noise on the user’s end.

To mute or un-mute a call:

Answer or place a phone call.

Once the call connects to the other party, the phone keypad displays the 

 button.

Tap 

. The Mute icon appears.

The mobile computer enables you to hear the other party to whom you are speaking, but stops them from 
hearing your voice. This is particularly useful on conference calls where you want to hear the discussion but 
want to block out any background noise that may be present on your end of the line.

To resume speaking, tap 

 so that the other party can hear your voice.

To put a call on hold:

Answer or place a phone call.

Once the call connects to the other party, the phone keypad displays the 

 button.

Tap 

. The call is placed on hold.

To resume speaking, tap 

 so that the other party may hear your voice.

To use speed dial:

Tap 

 > 

 or press the green dot key on the mobile computer’s keypad.

From the Phone keypad, tap and hold the speed dial location number assigned to a contact. (To dial a one-digit 
speed dial location number, tap and hold the speed dial number. To dial a two-digit speed dial location number, 
tap the first digit and then tap and hold the second digit.)

or

Mute Icon