Anytone At-5555n Ii Service Menu ^new^ -

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Unlike the standard user menu (which controls basic functions like beep volume, squelch types, and screen color), the service menu interacts directly with the radio's firmware calibration layers.

Sets the Peak Envelope Power (PEP) for Single Sideband.

This guide covers everything you need to know about the Anytone AT-5555N II service menu, including how to access it, what the settings mean, and how to safely adjust them. Warning: Proceed with Caution anytone at-5555n ii service menu

What are you trying to fix? (e.g., off-frequency, low audio, wrong power output) Do you have test equipment like a dummy load or wattmeter ? What firmware version displays when your radio boots up?

The display will show a code or a specific sub-menu label (often starting with "CLE" or displaying raw hexadecimal alignment values) indicating you have successfully bypassed the consumer interface.

The AT-5555N II is typically factory-set for 28.000–29.700 MHz. Users often seek to expand frequency coverage. This public link is valid for 7 days

Controls AM modulation swing; some users report setting these to zero for higher "swing". RF Gain (RFG)

If you encounter problems, here are some common solutions:

Note: On some firmware versions, the entry method may be slightly different (e.g., holding LCR/MODE instead of BAND). If the above fails, try FUNC + MODE + Power. Can’t copy the link right now

If you still choose to proceed, remember the key rules: , understand that changes may be irreversible , and never adjust S-meter or frequency-related parameters without a calibrated signal generator and frequency counter.

If you own an , you already know it’s one of the most feature-packed 10-meter/12-meter radios on the market. But did you know there’s a hidden "Service Menu" that lets you fine-tune everything from transmit power to meter calibration?