Anytone | At5555n Ii Service Menu Updated

: Once the radio powers up, release the initial buttons and immediately press the following top-row buttons in order: [DW] , [RB] , [NB] , [SCAN] , [MEM] , and [EMG] .

While the radio lacks official documentation for every item, community testing has identified several critical settings for the AT-5555N II: Description AM High Power Adjusts the peak dead key for AM high power mode. #17 AM Low Power

: To see the current value of a setting, press the PTT (Push-To-Talk) button on the microphone. anytone at5555n ii service menu updated

Accessing the service mode requires a specific sequence of button presses during the power-on cycle.

If you are looking to unlock the full 11-meter and 12-meter bands (25.615 to 30.105 MHz), follow this separate procedure: Turn the radio . Hold [FUNC] and [EMG] and turn the radio ON . Rotate the channel knob to select "BAND 2" . Long-press [FUNC] until the display shows "rEND" . Power cycle the radio. : Once the radio powers up, release the

: Ensure the radio is connected to a dummy load or an antenna to prevent damage.

: Always WRITE DOWN every original value before changing it. There is no software reset for these specific alignment values; if you change them without a backup, you cannot easily restore factory calibration. Key Service Menu Items and Fixes Accessing the service mode requires a specific sequence

: With the radio OFF , press and hold both the [MENU] and [MODE] buttons. Power On : While holding those buttons, turn the radio on.