Anytone At-5555n Ii Service Menu

Accessing the service menu on the AnyTone AT-5555N II requires holding the MENU and MODE buttons while powering on, followed by pressing the top row of buttons from DW to EMG. Because these settings control internal calibration and lack a factory reset option, users are advised to record all original values before making adjustments. Read more at WorldwideDX Radio Forum .

• Provide the exact key sequence for your firmware if you tell me the firmware version shown in Menu → About, or
• Draft a step-by-step service procedure tailored for a specific repair (e.g., low TX power) assuming common firmware.

Final Verdict: For Experts Only, But Invaluable

IC9 (Modulation)

: Controls the internal audio/modulation level. Increasing this value (up to 63) can improve transmit audio punch. anytone at-5555n ii service menu