Anytone At5555n Ii Service Menu Work |top| Official

Once on, immediately press the following buttons in sequence: → NB → DW . Method B (Timed Sequence): Press and hold MENU and MODE while turning the radio ON . The LCD will light up all segments for roughly 2 seconds.

: Rotate the main Channel Knob to scroll through the different adjustment functions (e.g., FM power, AM modulation, frequency calibration).

Changing these values without proper test equipment (spectrum analyzer, frequency counter) can result in the radio transmitting off-frequency or causing interference on adjacent channels.

Are you trying to fix a specific issue like off-frequency reception on SSB or a noisy S-meter ? Knowing the goal can help narrow down which specific setting to adjust. anytone at5555n ii service menu work

There is for these specific service menu settings. Before changing any values, you must write down every original number . Improper adjustments can permanently degrade your radio's performance or cause hardware damage. Service Menu Operations

Controls the Local Oscillator offset. If your USB/LSB frequencies are off, adjust this first before tweaking the BFO (bfC). Critical Warning

Once the radio is powered on (while still holding FUNC), quickly press this sequence of buttons: The display will change to show alignment codes (e.g., Key Service Menu Settings Once on, immediately press the following buttons in

before making any changes, as a factory reset may not restore these specific internal alignments.

Rotate the Channel Selector knob to scroll through the roughly 53 available menu items.

While keeping those two keys firmly held, turn the volume knob clockwise to power the unit up. : Rotate the main Channel Knob to scroll

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Press and hold the and [MODE] buttons simultaneously.

Once inside, you can navigate using the button or the channel knob to scroll through various alignment codes.

This comprehensive guide covers how the service menu works, how to access it, and critical safety precautions to protect your equipment. Understanding the Service Menu