: Adjust the 0–9 grade squelch to filter out background noise. Privacy Codes

: Enable or disable advanced options like scan lists, time-out timers, and VOX (voice-activated transmit). Basic Programming Workflow Install Software : Load the correct CPS version onto your PC. Connect Hardware

Plug the USB cable into your computer and the 2-pin jack into the side of the Motorola SMP468. Turn the radio and set the volume to about 50%. 2. Identifying the COM Port

The SMP468 codeplug structure is (unlike modern Motorola). Using a hex editor (HxD):

If the software doesn't see the cable, double-check your Prolific/FTDI drivers in the Device Manager. Safety and Compliance