Anytone At-5555n Ii: Service Menu

| Menu Item | Commonly Associated Function | Notes / Typical Default | | :--- | :--- | :--- | | CH-52 | RF Gain (RFG) | Adjusts front-end sensitivity. Default ~86. Increasing can reduce noise. | | - | AM Low Power | Sets AM carrier power. Adjustable from S1 to S12. | | - | AM High Power / Swing | Sets AM peak modulation power. | | - | FM Power | Sets FM transmission power. Adjustable from S1 to S12. | | - | SSB Power | Sets SSB peak power. Adjustable from S1 to S12. | | - | RXBPF | Adjusts receive bandpass filter, affecting audio "thinness". | | - | AM/FM/USB/LSB Tone | Adjusts tone characteristics for different modes. | | - | BFO | Adjusts the 10.24MHz BFO for fine-tuning SSB. |

The AnyTone AT-5555N II has cemented its reputation as a powerhouse in the CB and 10-meter amateur radio community. Known for its robust build, excellent receiver sensitivity, and impressive power output straight out of the box, it is a favorite for DX enthusiasts and local communicators alike. anytone at-5555n ii service menu

service menu requires technical knowledge. Improper adjustment can significantly degrade performance, cause excessive power consumption, or permanently damage the radio. The service menu does not have a "factory reset" function for these specific settings. RECORD ALL DEFAULT VALUES BEFORE MAKING CHANGES. How to Access the AnyTone AT-5555N II Service Menu There are multiple "hidden" layers in the AT-5555N II , often depending on the firmware version. Method 1: The Main Boot-up Service Menu Turn the radio . | Menu Item | Commonly Associated Function |

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. | | - | AM Low Power | Sets AM carrier power

If successful, the display will change. Instead of showing a channel or frequency, you will likely see something like or "R-01" on the screen, or a parameter code like "POWER HI" .

Use an external oscilloscope or modulation meter to verify that peak envelopes do not clip, which causes unwanted distortion. Hard Resetting to Factory Status