Anytone At-5555n Ii Service Menu ~repack~

Accessing the service menu on the AnyTone AT-5555N II allows for deep-level alignment and calibration, but it should be approached with caution as there is no "factory reset" for these specific internal settings.  Entering the Service Menu 

Power Levels: Setting the minimum and maximum output power for different modes (AM, FM, SSB). anytone at-5555n ii service menu

Follow these steps precisely:

Write Everything Down: Before changing any value, record the original factory setting for all 53+ items. There is no master reset that restores these individual calibration values once changed. Accessing the service menu on the AnyTone AT-5555N

It's essential to exercise caution when navigating the service menu, as incorrect settings can affect the performance and functionality of the radio. Make sure to consult the user manual or seek guidance from a qualified technician if you're unsure about making changes. PA bias and RF power calibration — incorrect

Changes that require caution or should be avoided by non-experts

• PA bias and RF power calibration — incorrect values can overdrive the PA, cause distortion, or permanently damage output stages.
• VCO/PLL and oscillator trims — can shift transmit/receive frequencies out of spec and make the radio noncompliant with regulations.
• Enabling hidden transmit modes, extended power, or non-standard bands — may be illegal and can damage hardware.
• Disabling safety/temperature protections or altering battery cutoff thresholds — risk of fire or permanent battery damage.
• Resetting service password without authorization.

3. Common Service Menu Parameters

Note: The exact order and numbering may vary by firmware version.