To access the service menu on your Anytone AT5555N II, follow these steps:
service menu , including the necessary precautions to avoid bricking your transceiver. What is the AnyTone AT-5555N II Service Menu?
To enter the service menu, follow these steps while the radio is : Press and hold the MENU and MODE buttons simultaneously. Turn the radio ON while continuing to hold those buttons. Release the buttons once the radio powers up.
To access the main service menu on the AT-5555N II, follow this exact key sequence at startup:
For less invasive adjustments like Roger Beep or Squelch levels, it is safer to use the standard , accessed by holding the FUNC key for two seconds during normal operation. anytone at5555n ii service menu work
Understanding and Accessing the AnyTone AT-5555N II Go to product viewer dialog for this item. Service Menu The AnyTone AT-5555N II
Do you have a specific scenario, such as using the service menu to fine-tune modulation for SSB, that you'd like to explore further?
There is no "reset" for individual service menu values; once changed, they are overwritten.
If you did it correctly, the screen will look different. Instead of showing a frequency, you will see a numeric parameter (e.g., P-01 or d-01 ) and a value. You are now in the . To access the service menu on your Anytone
Honestly?
Many operators access the service menu specifically to adjust the or AM Modulation limits. While the stock audio on the AT-5555N II is generally excellent, adjusting these parameters can punch up your talk power:
Fine-tuning the modulation levels to prevent over-modulation or distortion, particularly when using aftermarket microphones.
Once you've accessed the service menu, you'll see a list of options. Here are some of the key functions you can expect to find: Turn the radio ON while continuing to hold those buttons
Sets the base reception sensitivity threshold. Default is typically around 86; tweaking this helps mitigate background static and S-meter noise floor issues. BFO Alignment
Once successfully entered, you will see a series of numbers and letters on the LCD screen instead of your normal frequency display. Navigating the Service Menu Layout
Adjusts how the Clarifier (RIT/XIT) operates. 4. Noise Blanker (NB) and Squelch
If your goal isn't fine-tuning but simply expanding the frequency range (e.g., to include the 11-meter CB band), a different shortcut exists: turn the radio on while holding and EMG , then switch between "BAND 1" and "BAND 2" using the channel knob. Anytone 5555n Ii Service Menu - Google Groups