While holding those buttons down, turn the power knob to switch the radio on.
Press the PUSH/SEL knob or use the designated adjustment keys to highlight the numerical value, then rotate the knob to increase or decrease the setting. anytone at-5555n ii service menu
Some units ship with AM carrier set above 4W, causing over-modulation on certain amplifiers. Lowering HI-PWR to 3.5W allows headroom for clean 100% positive peaks. While holding those buttons down, turn the power
Sets the voltage trigger points for the Automatic Squelch (ASQ) and manual squelch circuitry. If your ASQ is cutting off the ends of transmissions or failing to open for weak signals, these parameters tune the hysteresis loop. 5. FM Deviation and Modulation Gain Lowering HI-PWR to 3
Legal warning: Check your local license limits. In the US, CB is limited to 4W AM / 12W PEP SSB.
Note: Your stock values may vary. Write them down before changing anything!
service menu requires technical knowledge. Improper adjustment can significantly degrade performance, cause excessive power consumption, or permanently damage the radio. The service menu does not have a "factory reset" function for these specific settings. RECORD ALL DEFAULT VALUES BEFORE MAKING CHANGES. How to Access the AnyTone AT-5555N II Service Menu There are multiple "hidden" layers in the AT-5555N II , often depending on the firmware version. Method 1: The Main Boot-up Service Menu Turn the radio .