Motorola XPR 7550 用户手册

Wait for the Talk Permit Tone to finish (if enabled) and speak 
clearly into the microphone.
OR

 Wait for the PTT Sidetone to finish (if enabled) and 

speak clearly into the microphone.

Release the PTT button to listen. When any user in the 
group responds, the LED blinks green. You see the Group 
Call icon, the group ID, and that user’s ID on your display.

 If the Channel Free Indication feature is enabled, you 

hear a short alert tone the moment the target radio releases 
the PTT button, indicating the channel is free for you to 
respond. Press the PTT button to respond. 
OR
If there is no voice activity for a programmed period of time, 
the call ends.

c

 to access the menu.

^ 

or 

v

 to Contacts and press 

c

 to select.The entries 

are alphabetically sorted.

^ 

or 

v

 to the required subscriber alias or ID.

^ 

or 

v

 to Manual Dial and press 

c

 to select.

If there was previously dialed subscriber alias or ID, the 
alias or ID appears along with a blinking cursor. 
Use the keypad to edit the ID.
OR

^ 

or 

v

 to Manual Dial and press 

c

 to select. 

Use the keypad to enter a new subscriber alias or ID.

Hold the radio vertically 1 to 2 inches (2.5 to 5.0 cm) from 
your mouth.

Press the PTT button to make the call. The LED lights up 
solid green. The display shows the destination alias.

Wait for the Talk Permit Tone to finish (if enabled) and speak 
clearly into the microphone.

Release the PTT button to listen. When the target radio 
responds, the LED blinks green and the display shows the 
transmitting user's ID.

If the Channel Free Indication feature is enabled, you hear a 
short alert tone the moment the target radio releases the 
PTT button, indicating the channel is free for you to respond. 
Press the PTT button to respond.
OR
If there is no voice activity for a programmed period of time, 
the call ends.

You hear a short tone. The display shows Call Ended.