4 Contents
Making calls ............................................................ 38
Receiving calls........................................................ 41
Communicating directly with other radios ............... 43
Checking that the channel is clear.......................... 44
Using the radio in different repeater areas ............. 44
Scanning a group of channels ................................ 46
Editing a scan group ............................................... 49
Viewing group membership .................................... 51
Hearing faint and noisy signals ...................... 54
Dual radio operation ........................................ 56
About the foreground and background radio .......... 56
Dual radio display states and descriptions ............. 57
Radio controls in a dual radio system..................... 58
Switching between radios
(changing the foreground radio) ............................. 59
Making a call on more than one radio (dual transmit)..
59
Monitoring more than one radio (dual receive) ....... 60
Operating in P25 trunking mode ..................... 62
About P25 trunking ................................................. 62
Making a talkgroup call ........................................... 64
Receiving a talkgroup call....................................... 66
Scanning a group of talkgroups .............................. 67
Making an individual call......................................... 69
Receiving an individual call..................................... 70
Emergency calls ..................................................... 70
Making a phone call................................................ 71
Unconnected calls .................................................. 72
Failsoft mode operation .......................................... 73
Dynamic regrouping................................................ 74
P25 services ..................................................... 75
Messages ............................................................... 75
Status update.......................................................... 77
Status request......................................................... 78
Call alert.................................................................. 79
Radio check ............................................................ 80
Radio unit monitor................................................... 81
Radio inhibit and uninhibit....................................... 82
GPS location services ..................................... 85
Summary of Contents for TM9456
Page 1: ...TM9456 Dual Radio User s Guide MAU 03301 01 01 Issue 1 July 2016 ...
Page 2: ......
Page 55: ...Hearing faint and noisy signals 55 ...
Page 61: ...Dual radio operation 61 ...
Page 128: ...128 zones about 34 selecting 34 ...