Anytone At-5555n Ii Service Menu [2026]

Keep the buttons held until the LCD display changes to show the service menu interface (typically displaying a parameter code and a numerical value). Release the buttons. Navigation and Adjustments

Preparation

: To unlock the radio (e.g., for 11m/CB bands), turn on while holding , then switch from using the channel knob and press to confirm. Google Groups anytone at-5555n ii service menu

If you are currently troubleshooting your radio, let me know:

If an accidental alignment value compromises the operational integrity of the radio, perform a global factory reset to restore standard operating baselines: Turn off the radio. Press and hold both the and SCAN keys simultaneously. Turn the radio on. Keep the buttons held until the LCD display

Controls how wide the signal spreads in FM mode. It should be strictly limited (typically to 2.5 kHz or 5.0 kHz depending on local regulations) to avoid bleeding into adjacent channels.

Incorrect values can cause frequency drift, making it difficult to maintain clear communication on SSB modes. Google Groups If you are currently troubleshooting your

This factory-level menu allows advanced users and technicians to calibrate internal hardware parameters without opening the radio chassis. ⚠️ Essential Warning Before You Begin

This paper provides a comprehensive technical guide to accessing, navigating, and interpreting the service (alignment) menu of the AnyTone AT-5555N II multi-band mobile transceiver. Often referred to as the "hidden menu," this interface is critical for technicians performing maintenance, frequency alignment, and power calibration. This document outlines the entry protocols, delineates the function of key menu parameters, and discusses the implications of misconfiguration. The paper aims to serve as a standardized reference for radio service professionals and advanced amateur radio operators seeking to restore the device to factory operational specifications.