Selecting a Trunked or Conventional Zone
1.
/
until
ZONE
is displayed.
2.
l
(the softkey below
ZONE
). The current zone name blinks on the display.
3.
/
until the desired zone name is displayed.
—or—
Enter the number of the desired zone.
4. Press
. The displayed zone is the new selected zone.
Selecting a Mode (Trunked Talkgroup or Conventional Channel)
1. Turn the
Mode Selector
knob to the desired mode.
2. The display shows the selected mode’s name.
3. If the selected mode is unprogrammed, the display shows
UNPROGRAMMED
and
an invalid-mode tone is heard until a valid programmed mode is selected.
Sending a Trunked Call
1. Select the desired trunked zone and talkgroup (see above).
2. Press and hold the
PTT
button on the side of the radio and speak slowly and
clearly into the microphone area. The red LED lights when the radio is
transmitting. When you have finished talking, release the
PTT
button to listen.
Sending a Conventional Call
1. Select the desired conventional zone and channel (see above).
2. Press and hold the
PTT
button on the side of the radio and speak slowly and
clearly into the microphone area. The red LED lights when the radio is
transmitting. When you have finished talking, release the
PTT
button to listen.
Receiving a Trunked or Conventional Call
1. Use the
Mode Selector
knob to select the desired trunked talkgroup or
conventional channel. Make sure the
PTT
button is released.
2. Listen for voice activity. The LED indicator blinks green when your radio is
receiving.
3. When a call is received, press and hold the
PTT
button on the side of the radio
and speak slowly and clearly into the microphone area. The red LED lights
when the radio is transmitting. When you have finished talking, release the
PTT
button to listen.
MTX1550 and MTX4550
Quick Reference Card
Record the functions for your radio’s programmable buttons in the table provided below.
For further information, see page 8 in this User Guide.
(Programmable)/
Side Button 1 (A)
(Programmable)
Side Button 2 (B)
(Programmable)
Top Button (D)
Mode Selector Knob
Keypad
Menu Keys
Microphone
(Programmable)
Side Button 3 (C)
Push-to-Talk
(PTT) Button
On/Off/Volume Knob
LED Indicator
Select Button
LCD Screen
Button
Function
Short Press Long Press
Hold Down
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20L01-A_PR_UG_MTX4500.book Page 67 Friday, April 13, 2007 2:47 PM