Anytone At5555n Ii Service Menu Work !new! [Trusted]

Controls the RF Gain floor. Default is often around 86; lowering this can help if your S-meter is showing a high noise floor (S5-S7) even without a signal. bfC: Adjusts the 10.24MHz BFO (Beat Frequency Oscillator).

: Improper adjustments can lead to unstable oscillators or damaged components if transmit power levels are set beyond safe thresholds.

📸 Added a pic of the stock V5 service menu values for reference (see attached).

You transmit on 27.185 LSB, but your friend hears you 150 Hz high. anytone at5555n ii service menu work

Immediately release MENU and quickly press the following three buttons in sequential order: .

Common symptoms requiring service menu work include:

Ensures the radio is perfectly on frequency, fixing "off-frequency" transmitting or receiving on USB/LSB. Controls the RF Gain floor

The ability to access and modify the service menu settings on the Anytone AT5555N II offers several benefits:

🚨

Adjusts the AM modulation swing; lower values typically reduce AMC clamping. Alignment : Improper adjustments can lead to unstable oscillators

: Let the radio run for 10 to 15 minutes before adjusting frequency calibration so the internal components reach a stable operating temperature. If you want to tailor your radio further, let me know:

| Menu # | Parameter Name | Description | | :--- | :--- | :--- | | 16 | AM Hi Pwr | Sets the maximum AM power output. | | 17 | AM Lo Pwr | Sets the minimum AM power output (Dead Key). | | 19/20 | Modulation | Settings controlling modulation levels for different modes. | | 24/28/32/36 | xxTONE | Controls the transmitted audio tone characteristics for different modes. | | 52 | RFG | Adjusts the internal RF Gain, affecting sensitivity and noise floor. | | 59 | RXPIL | A setting that some users adjust to improve receive audio quality. | | N/A | FM.DEV | Adjusts FM deviation. The radio also has a separate menu for this in the user menu. |

The service menu interacts directly with the transceiver's firmware to regulate hardware performance. Unlike consumer settings like backlight color or key beeps, the service menu controls core operational voltages and frequencies.

Set so that your maximum power output safely peaks around 4 Watts when the physical power knob is turned all the way up. 2. Resolving "S5 to S7" Static Noise Issues