Motorola Gp3188 Service Manual -

Without a service monitor capable of generating a standard 1 kHz tone at 60% deviation, you cannot perform the required RF alignments. The manual makes this explicit: “Improper alignment will result in degraded adjacent channel power.”

You cannot perform the alignment steps in Section 5 without the correct software and an aftermarket programming cable (USB-to-Serial with FTDI chip for CPS, or a true RS-232 for RSS). motorola gp3188 service manual

A service manual doesn’t guess. It provides: Without a service monitor capable of generating a