Icom IC-M412 Instruction Manual - Page 48

6 DSC OPERATION n Receiving DSC calls (Continued) D Auto Tune timer This is the amount of time after receiving a Distress call before the transceiver switches to Channel 16. q Push [MENU] to enter the DSC menu. w P ush [s] or [t] to select "AUTO TUNE," then push [ENT]. Scrolls e P ush [s] or [t] to set the Auto tune timer period to between 10 and 600 seconds (1 second steps) or turn OFF. • Push [CLR] to cancel and exit the setting, if desired. OFF : Turns OFF the Auto Tune timer. 10 to 600 : After receiving a Distress call, the transceiver remains on the operating channel for the programmed time period between 10 and 600 seconds, and then automatically switches to Channel 16. (default : 30) Within the programmed timer period, the following action can be taken: - When the [ENT] key is pushed, immediately switches to Channel 16. - When the [CLR] key is pushed, the Auto tune timer is cancelled and the transceiver remains on the operating channelled. r P ush [ENT] to set and exit the setting. 40 The action of the transceiver may differ, depending on the combination of the Auto Switch function and the Auto Tune timer settings. • Combined operation when receiving a DSC call: Auto Switch OFF ON OFF The transceiver re- The transceiver au- mains on the oper- tomatically switches ating channel. to Channel 16. • " AUTO SW OFF" scrolls in the channel comment display. The transceiver remains on the operating Auto tune channel for the programmed time period, and then automatically switches to Channel 16. ON (10 to 600) Within the programmed timer period, the following action can be taken: • W hen the [ENT] key is pushed, immediately switches to Channel 16. • W hen the [CLR] key is pushed, remains on the operating channel since the Auto Tuner timer is cancelled.