Connect the radio to your Windows PC using the standard programming cable. Turn on the radio and launch the software.
Aligns the master clock so that your transmitted and received frequencies perfectly match the digital readout.
On previous AnyTone 5555 series radios, the service menu was often entered by:
Not every service menu story has a happy ending. One operator famously shared their experience of buying a secondhand AT-5555N II at a . The radio appeared normal, even displaying the previous owner's custom call sign on the LCD. However, upon powering it up, the S-meter was permanently pegged, and the radio emitted nothing but static. anytone at5555n ii service menu updated
These settings allow for precision alignment of the local oscillator and BFO across different modes. Google Groups Function Description Adjusts the frequency of the 10.24MHz BFO (Beat Frequency Oscillator). Controls the Local Oscillator offset
A new has been released that supports the AT-5555N II [13].
. The default is typically around 31, but it can be increased (up to 63) for louder transmit audio. Google Groups 3. General Navigation Select Parameter Channel Switch or press the key to scroll through available settings. Adjust Value : Turn the Channel Selector knob to change the numerical value of the selected setting. Save and Exit : Press the Connect the radio to your Windows PC using
: Press and hold the FUNC key for two seconds to save your configuration to the EEPROM memory and exit. If you wish to abort without saving, turn the radio off via the power knob. Service Menu Parameters Explained
: Power the radio off and then back on to store the new values. Common Service Menu Parameters
Controls the maximum audio width during FM transmit. Ensure this is kept under 2.5 kHz (for narrow) or 5.0 kHz (for wide) to avoid over-deviating and bleeding into adjacent channels. On previous AnyTone 5555 series radios, the service
: There is no official documentation for these settings. Incorrect adjustments can significantly degrade radio performance and cannot be undone with a standard factory reset. Use high-quality frequency counters or test equipment if making changes. PC Software : Professional alignment can also be performed via specific PC Alignment Software (service mode tools) using a programming cable. Google Groups steps or the standard factory reset procedure for this model? Anytone 5555n Ii Service Menu - Google Groups
Unlike standard user functions (which are accessed through the front panel AnyTone AT-5555N II Instruction Manual ), the true service menu is a hidden feature designed for factory calibration. Power OFF the radio.