Accessing the service menu on the Anytone AT-5555N II requires a specific sequence of steps:
Before attempting to access the Service Menu, the operator must acknowledge the risks involved:
To adjust a value, rotate the or MIC Gain knob (depending on the parameter). Save by powering off normally. anytone at-5555n ii service menu
If done correctly, the radio will enter Service Mode, giving you access to the hidden parameters.
Use the loC setting to get the frequency as close as possible to the target frequency. Accessing the service menu on the Anytone AT-5555N
If successful, the screen will display (Factory Menu) or a numbered setting. Navigation and Controls
: Some versions use a different combination: Turn on while holding FUNC , then quickly press RB , NB , and DW . Key Service Menu Settings Use the loC setting to get the frequency
Turn the Channel Selector knob to cycle through the different service items.
: To expand the frequency range (e.g., for 11m/CB use), turn off the radio, press FUNC and EMG while powering on, then use the channel selector to switch between "BAND 1" and "BAND 2" before pressing FUNC to confirm.
If fine-tuning is uneven, cycle through the fr0 to fr9 settings while monitoring a frequency counter in each mode. C. Power Alignment (PA)