Anytone At5555n Ii — Service Menu Work

AnyTone AT-5555N II features a deep "Service Menu" (or hidden alignment menu) that allows for precise hardware calibration beyond standard user settings. Accessing this menu is essential for fine-tuning frequency offsets or restoring factory performance after extensive use. How to Access the Service Menu

: Use the Channel Selector knob to move through the numbered menu items. anytone at5555n ii service menu work