Once adjustments are complete, turn the radio OFF . The changes are committed to the EEPROM memory. Common Service Menu Parameters Explained
: Some versions use a different combination: Turn on while holding FUNC , then quickly press RB , NB , and DW . Key Service Menu Settings anytone at-5555n ii service menu
Entering the service menu and changing values incorrectly can: Once adjustments are complete, turn the radio OFF
Note: Some versions may require a simpler sequence: hold MENU and MODE, power on, then press each button moving down the line starting with . Once adjustments are complete
Aligning the reference oscillator to ensure the radio transmits and receives on the correct frequency.