Write down the original factory value of every setting before you change it. There is no "factory reset" button that restores default service menu alignments.
Adjust the parameter until the meter peaks safely around . Pushing the amplifier past this threshold generates harmonic distortion (splatter) across neighboring frequencies. Step 4: Save and Exit
There is also a secondary hidden menu, which can be accessed by long-pressing the button, navigating to setting 01 , and changing its value to 36 .
Never adjust power settings while connected to an antenna. High SWR during calibration can fry the finals.
For advanced calibration (PLL, Deviation, Power). anytone at5555n ii service menu updated
: Press and hold the FUNC key for two seconds to save your configuration to the EEPROM memory and exit. If you wish to abort without saving, turn the radio off via the power knob. Service Menu Parameters Explained
On some updated mainboards, the entry method has changed to prevent accidental entry:
: The radio can be expanded via software to cover 25.615–30.105MHz . Shopping Options for the AT-5555N II
Scroll through the settings using the channel selector. Grab a pen and paper or open a spreadsheet and WRITE DOWN ALL FACTORY VALUES before turning any dials! Write down the original factory value of every
Used to align the radio if it is consistently "off" across all modes. Change this before bfC [6]. TX Audio
The AnyTone AT-5555N II Go to product viewer dialog for this item.
What specific is currently installed on your radio?
Below is an updated, comprehensive guide detailing how to safely access, navigate, and understand the Anytone AT-5555N II service menu. ⚠️ Crucial Warning Before You Begin Pushing the amplifier past this threshold generates harmonic
While most of the 59 items are used for factory alignment, users frequently access specific settings for performance tweaks:
Accessing the service menu on the AnyTone AT-5555N II allows you to adjust internal alignment settings like modulation, RF gain, and frequency fine-tuning.
The Anytone AT-5555N II is a compact and rugged two-way radio that operates on both VHF and UHF frequencies. With a frequency range of 136-174 MHz and 400-470 MHz, this radio offers wide coverage and reliable communication. It features a 5-watt transmitter, 2000mAh battery, and a large LCD display, making it an ideal choice for both mobile and portable use.
Sets the carrier power for AM and FM modes. Over-adjusting AM carrier power will choke your modulation and cause severe clipping.