Icom Ui7 Am Fm Unit Install |work| May 2026

Icom UI-7 AM/FM unit

To install the (often used for the Icom IC-725 HF transceiver), follow these steps to enable the AM and FM modes on your radio. Without this internal board, the front panel buttons for these modes will not function. Installation Procedure

In this guide, we’ll walk through the installation process, safety precautions, and how to verify your unit is working perfectly. Before You Begin: Tools and Safety

Before you touch a screwdriver, understand what the UI7 actually is. It is a compact, shielded box (roughly 4.5” x 1.5” x 3.5”) that houses a dedicated AM/FM tuner chip. It connects to your ID-5100 via a specialized 7-pin DIN cable. icom ui7 am fm unit install

brown wire

Connect the supplied between the UI-7 and J5 on the Front Unit board.

Note: Slight differences exist between models, but the core process is the same. Icom UI-7 AM/FM unit To install the (often

Finalize

: Use the supplied wire ties to organize the new harnesses, then replace the radio covers. Key Considerations

Icom UI-7 AM-FM Unit

The is an optional internal expansion board that adds AM transmission and FM transmit/receive capabilities to select Icom transceivers, most notably the IC-725 , IC-728 , and IC-729 . Without this unit installed, these radios are typically limited to SSB and CW modes for transmission. Installation Procedure Before You Begin: Tools and Safety Before you

Typical Setup:

UI7 RCA out → Marine amplifier speaker level in → Amplifier → Marine speakers.