User's Manual

ASTRO XTL 1500 Digital Mobile Radio with Control Head 19
Basic Radio Operation
Receiving on Trunked Systems
Follow these steps to receive while operating on a trunked system:
Transmitting on Conventional Modes
Follow these steps to transmit on a conventional mode:
1 Select a desired zone and mode (see page 17).
2 When you hear a transmission, use the Volume Knob to adjust
the volume to a comfortable listening level if necessary.
Your radio is now set to receive on the selected mode.
1 Select a desired zone and mode (see page 17).
When you hear a transmission, use the Volume Knob to adjust
the volume to a comfortable listening level if necessary.
2 When a mode becomes available, press and hold the PTT
button to transmit. Speak clearly into the microphone.
The red LED lights continuously when the radio is transmitting.
3 Release the PTT button to receive.
Note: If you try to transmit on a receive-only mode, you will hear a
continuous low-pitched (“invalid mode”) tone.
96C67_Text.book Page 19 Thursday, March 1, 2007 8:54 AM