FTA-720 OperATing MAnuAl524. TRansmiT1. T.O.TFunction: Setting of the Time-Out Timer CountdownTime.Available Values: Off/1min/3min/5minDefault Setting: OffThe Time-Out Timer shuts off the transceiver after con-tinuous transmission exceeds the programmed time.5. Key seT1. Lock ModeFunction: Selects the Control Locking lockout combi-nation.Available Values: DIAL/KEY/KEY+DIAL/PTT/DIAL+PTT/KEY+PTT/ALLDefault Setting: KEY2. [121.5]Function: Selects the key function.Available Values: 121.5/HOMEDefault Setting: 121.5121.5: Pressing this key instantly recall a 121.5 MHz“Emergency” channel.HOME: Pressing this key instantly recalls a favorite“Home” channel.3. USER 1Function: Programming the key assignment (mo-mentary-press mode).Available Values: ANL/XFER/SPEC Start/Large Font/NoneDefault Setting: ANLSee page 40 for details.4. USER 2Function: Programming the key (press and hold-ing) assignment.Available Values: ANL/XFER/SPEC Start/Large Font/NoneDefault Setting: Large FontSee page 40 for details.6. misc seTup1. APOFunction: Selects the Auto Power Off time (time beforepower goes off).Available Values: Off/0.5h/1h/8hDefault Setting: Offmenu (“set”) mode