Unlike the standard Function menu, the service menu is designed for factory calibration. Accessing it allows you to adjust internal parameters without opening the case and turning physical potentiometers. Important Safety and Technical Considerations
Power cycle the radio (turn it off and back on) to save settings. 📝 Common Service Menu Parameters anytone at-5555n ii service menu
knob to scroll through hidden alignment settings like Power (PWR), Squelch (SQ), and Modulation (MOD) levels. Unlike the standard Function menu, the service menu