Because the UI-7 is now a legacy component, there are a few things to keep in mind:
Generally, you only need to remove the top cover of the transceiver.
The UI-7 is an optional internal plug-in module designed to provide and FM transmit/receive capabilities to specific Icom HF transceivers. icom ui-7 am fm unit
If you happen to find an IC-725 at a garage sale, the first thing you should do is peek under the hood to see if a UI-7 is tucked inside—it’s like finding a hidden treasure for your ham shack.
Like all electronics from the 90s, the small electrolytic capacitors on the UI-7 board can leak or dry out over time. If you notice distorted audio or low power in FM mode, a "re-cap" might be necessary. Because the UI-7 is now a legacy component,
Restoring the Classics: A Deep Dive into the Icom UI-7 AM/FM Unit
The UI-7 plugs into a designated multi-pin socket on the main board. Like all electronics from the 90s, the small
Ensure your radio's mode selector recognizes the new unit. On the IC-725, once the UI-7 is installed, cycling through the "Mode" button will now include FM and AM. Final Thoughts