658 Displaying the Battery VoltageDisplay the battery voltage. When the optional external power supply adapter with a cig-arette plug (SDD-13) is connected, the power supply voltage of this adapter is displayed.1. Press and hold the [DISP] key, and then touch [DISPLAY].2. Rotate the DIAL knob, then touch [8 SENSOR INFO].3. The battery voltage is shown on the LCD.• The indication differs depending on the type of the power supply used.Battery pack: “Lit”Battery case: “Dry”External power supply adapter: “Ext”• During mono band receive, the voltage can be displayed on the LCD constantly.9 Displaying the Software VersionDisplay the software version.1. Press and hold the [DISP] key, and then touch [DISPLAY].2. Rotate the DIAL knob, then touch [9 SOFTWARE VERSION].3. The software versions of “Main”, “Sub” and “DSP” are shown.
