Both of these circuit boards have their own independent power supply circuits with Linear Voltage Regulators at the heart of each circuit. I have static radio out of tune! Do you know the gauge of the conductors in the ribbon cable? Notify me of new comments via email. These types of boards require specialized tools to de-solder components correctly without damaging the circuit traces and solder pads. Is that for both am and fm stations?

Leave a Reply Cancel reply Enter your comment here Naresh, unfortunately Nutone no longer manufactures parts for the IMA , and the newer chime modules that Nutone does make are not compatible with older systems. The diode and transistor failure likely occurs when a nearby lightning strike induces a large voltage into the relay coil – one that exceeds the breakdown voltage of the diode and driver transistor. After eliminating the cassette player as the source of the problem, we determined that the Master Control Board was not turning on the input pin of the IC that received the audio from the cassette player. I want to instal a new intercom system to replace the old one. These types of solder joints do not de-solder very well and often it is necessary to first resolder them by hand before the de-soldering is done. It is like a vibration and when I touch one of the long bars on the side it seems to be more quiet.

Sorry, your blog cannot share posts by email. In the past few months, I have seen unusual problems with the original style terminal board from the NuTone IM series Radio Intercom. You might luck out if you are able to find a company that still has the old chime module available, but we have only the newer parts.

The NM uses either 6 wires or Cat5e. If you would like a quote for new equipment, Please fill out an Intercom Repair Request Form and once I receive it, I’ll contact you to discuss the updating of your system Thanks Iim. The first thing I would suggest is to see if you can power off the main intercom and room stations individually. March 3, Ken. The single remote station can be connected to each terminal board connection one at a time, and then checked for proper functionality of that terminal board connection.


We are sorry to hear that your system is not nutpne properly. You would just use either 3 or 4 of the 6 wires depending on what speakers you use 3-wire or 4-wire.

Nutone Upgrade Replace Intercom Im Select Call Master 6 Rooms | eBay

If you need either of these services, please feel free to reach out to our tech support department. I have a ms intercom system which was installed when I built 4006 home in Call The Vac Shack they have older chime modules Is there an antenna that I can add to get a clearer station?

These manufacturers do not manufacturer replacement parts for their older models, and the newer systems are not backwards compatible.

Recently I have seen two terminal boards with the exact same problem. Fill in your details below or click an icon to log in: Before you can order an intercom replacement, you need to determine how many wires are used in your existing intercom system. And you will be able to talk to them using your smartphone if you are away from home. If possible you should have a local repair person come take a look at your system.

The IM was based on a new platform that began with the IM in and that platform design was used through the end of Any idea of cost? Notify me of new comments via email.

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NuTone Intercom Chime Modules. Can you help me with this and what would the unit cost. I have an old broan kn with a cd player attached ,i cant find the manual. This will give our staff of experts all the required information to put together a suggested replacement.

May 21, jay.

Nutone Upgrade Replace Intercom Im-4006 Select Call Master 6 Rooms

In business for more than 29 years, Home Controls is the premier national distributor for the most comprehensive and unique home automation systems. Would like to keep the door bell that the unit is connected to. Hello LMV, Sorry to say but replacement parts for your intercom are no longer available from the manufacturer Nortek Control.


This retrofit system can accommodate up to 15 room stations and three door stations. There are 21 capacitors which will need to be replaced in order to rebuild the board completely. The replacement parts for the Nutone IMA are no longer available and the current version of the patio Nutone stations are not backward compatible. August 10, sb. Rebuilding these types of boards is not for the inexperienced, first timer.

This is mainly due to the way the warranty program was written. It could be 3, 4, 6 or 8. This post is very helpful and informative as well. My electronic door chime button will not stay in in its place. The warranty never covered normal wear and tear.

The IM was introduced in and quickly became the most popular music intercom system that NuTone had ever made. Bought this house that has a complete IM installed command unit, door bell, intercom, door chime, inside and outside speakers sedies unfortunately system starting humming then buzzing then will not turn on at all.


In addition, the master station has a USB port to charge smart devices and play music. Vintage NuTone Intercom Catalogs. July 15, barry. You are commenting using your Twitter account. However, I can’t figure out how to use them.

Of course, the process of removing all of the existing wiring and replacing it with new Cat5 wiring is far more labor intensive then merely retrofitting and older system, so you need to balance the cost with the features before you start tearing into sseries walls. All of these extra features come at a reasonable price on the Home Controls website.