To enter this restricted space, Elias performed the precise sequence required for the newer firmware: He turned the radio off. He held down the button while powering it back on. Once the screen lit up, he quickly pressed
Once inside the Service Mode (often displayed as S-01 through S-xx ), the parameters control the core radio functionality. anytone at5555n ii service menu updated
While official documentation is sparse, enthusiast testing has identified several key alignment settings within this menu: To enter this restricted space, Elias performed the
: Adjusting service menu values without a high-quality frequency counter or power meter can permanently degrade your radio's performance. Google Groups Are you looking to re-align the frequency specifically, or are you trying to increase your modulation for better audio? Anytone 5555n Ii Service Menu - Google Groups While official documentation is sparse