Anytone At-5555n Ii Service Menu |best| Jun 2026

Here are some of the most common adjustments people make in the service menu, along with the reasoning behind them.

Note: Depending on your firmware revision (such as the newer AT-5555N II v3), some markets require pressing the and MODE keys simultaneously during boot, followed by a rapid combination sequence to unlock hidden service values. Service Menu Parameter Guide

Unlike older analog radios with physical potentiometers, the AT-5555N II uses a digital encoder and button combination. anytone at-5555n ii service menu

Turn the radio back on normally. Your new calibration parameters are now live.

Some units ship with AM carrier set above 4W, causing over-modulation on certain amplifiers. Lowering HI-PWR to 3.5W allows headroom for clean 100% positive peaks. Here are some of the most common adjustments

Performing a standard user-menu reset will not restore the service menu to factory defaults.

Complete Guide to the AnyTone AT-5555N II Service Menu The AnyTone AT-5555N II is a highly popular, feature-rich 10-meter radio. Many operators look for the hidden service menu to fine-tune performance. Accessing this menu allows you to calibrate power output, adjust modulation, and align frequencies. Turn the radio back on normally

I can provide the targeted calibration steps for your exact scenario. Share public link

If you answered "Yes" to the first three and "Defect" to the fourth, proceed with confidence. If not, close the hood and enjoy your AT-5555N II as it left the factory—it is already an excellent radio.