Contents
1. Packing List ........................................................................................................................................1
2. Product Controls ................................................................................................................................2
3. Before Use ..........................................................................................................................................3
3.1 Attaching Batteries..........................................................................................................................3
3.2 Charging the Ni-MH Battery............................................................................................................3
3.3 Attaching the Belt Clip.....................................................................................................................3
4. Basic Operations................................................................................................................................4
4.1 Turning the Radio On/Off................................................................................................................4
4.2 Adjusting the Volume ......................................................................................................................4
4.3 Selecting a Channel........................................................................................................................4
4.4 Selecting a CTCSS/CDCSS Code..................................................................................................4
5. LCD Icons............................................................................................................................................5
6. Call Services .......................................................................................................................................6
6.1 Initiating a Call ................................................................................................................................6
6.2 Receiving a Call..............................................................................................................................6
7. Supplementary Features....................................................................................................................7
7.1 Keypad Lock ...................................................................................................................................7
7.2 Scan................................................................................................................................................7
7.3 Monitor............................................................................................................................................7
7.4 Power Level (TF-412 only)..............................................................................................................7
7.5 Call Tone ........................................................................................................................................8
7.6 Talk End Tone ................................................................................................................................8
7.7 Voice Operated Transmit (VOX) .....................................................................................................9
7.8 Keypad Tone ..................................................................................................................................9
7.9 Room Monitor ...............................................................................................................................10
7.10 Sleep Level .................................................................................................................................10
7.11 Battery Save ...............................................................................................................................11
7.12 Low Battery Alert.........................................................................................................................11
7.13 Time-out Timer (TOT) .................................................................................................................11
7.14 Auto Squelch ..............................................................................................................................11
8. Troubleshooting ...............................................................................................................................12
9. Optional Accessories.......................................................................................................................14
Channels and Frequencies..................................................................................................................15