MISCELLANEOUS
is displayed, the transmitter has been disabled by the Transmit Inhibit feature (see page 45).
•Receive-Only Group - If this tone sounds when the push-to-talk switch is pressed and “TX DISBL” is displayed, the group is receive- only (see page 26).
Proceed (Clear-To-Talk) Tone - This is a short single or double tone which sounds after the push-to-talk switch is pressed to indicate when talking can begin (see page 26).
Key Press Tone - This is a short tone that indicates when an option switch is pressed.
Wrap-Around Tone - This is a two-pitch tone that indicates that the highest or lowest channel was displayed and that wrap-around has occurred.
Error Tone - This is a two-pitch tone that indicates that an error condition has occurred.
LTR-Net Special Call Tones
The following tones are generated by the LTR-Net equipment and are heard when making a telephone, unique ID, or directed group special call on an LTR-Net system.
Confirmation Tone - This is a short tone that sounds when the number just dialed has been accepted by the system.
Call Proceed Tone - With LTR-Net directed group calls (see page 32), ringing does not occur after the number is dialed. Instead, another short tone sounds after the confirmation tone to indicate that the audio path is complete and speaking can begin.
End Call Tone - Three beeps which indicate when the end of the call has been detected by the system.