Anytone At5555n Ii Service Menu Work !!exclusive!! Jun 2026

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.

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

All segments of the LCD screen will illuminate for roughly two seconds. Immediately release the MENU and MODE buttons.

Within that brief two-second window, press the remaining front-panel buttons sequentially from left to right: RB , NB , SCAN , MEM , and EMG . anytone at5555n ii service menu work

If Single Sideband (USB/LSB) signals sound distorted or require you to ride the clarifier constantly, your BFO values need calibration:

1. Fine Tuning and Oscillator Alignments (Fr0, Fr4, Fr5, Fr9)

If pushing physical buttons on your microphone or front panel feels too risky or tedious, AnyTone provides dedicated PC programming software for the AT-5555N II. The service menu interacts directly with the transceiver's

: Randomly altering values can degrade signal quality, cause frequency drift, or overheat the final transistors.

: Press the PUSH (Channel selector) button so the value flashes, then rotate the knob to increase or decrease the digital value.

The service menu is best used as a precise tool for specific, diagnosed problems. Here are two common scenarios where adjustments are known to help. Anytone 5555n Ii Service Menu - Google Groups

Aligns the receiving signal strength indicator so local and distant signals read accurately.

This "Main Boot-up Service Menu" is distinct from the standard user settings menu and is used for internal hardware alignments, such as power output and frequency fine-tuning.

He took a deep breath. This was the moment. If he saved the settings incorrectly, the radio would default to factory zero, and he’d lose all the frequency alignment. He held the button again, watching the screen blink SA for Save.