INSTALLATION (Continued)

MOUNTING AND CONNECTING

OPTIONAL DOOR RELEASE PUSHBUTTON

You have previously prepared the master station for the optional release pushbutton.

1.Refer to Figure 24. Feed one wire from the door release transformer and one wire from the door release mechanism through the pushbutton hole in the master station panel.

FIGURE 24

2.Connect the two (2) wires to the PB1WHCL pushbutton.

3.Rotate the pushbutton so the screws are on the top and bottom as illustrated, then snap the button into the mounting hole.

CONNECTING THE MEMORY

BACK UP BATTERY

Refer to Figure 25. Connect the 2-pin plug from the battery to the connector located on the control circuit board.

2 PIN PLUG

2 PIN CONNECTOR

FIGURE 25

PLEASE NOTE

If permanent AC power has not been connected, or the AC power will be off for long periods of time, the battery should not be connected at this time. When the battery is connected, the correct time and programmed radio memory stations will be retained for approximately 30 hours on battery backup.

SECURING THE MASTER PANEL

1.Refer to Figure 26. Inspect all wiring connections to make sure they are complete and correct.

2.Make sure all antenna connections are secure.

3.Dress all remote station wires flat against the terminal board.

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CAUTION

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WHEN RAISING THE MASTER PANEL TO ITS FINAL POSITION, DO IT SLOWLY! BE CAREFUL NOT TO HIT OR DAMAGE ANY OF THE CIRCUIT BOARDS OR CABLES.

FIGURE 26

4.Position the master station panel over the rough-in frame and align screw holes in master with mounting brackets. Two (2) mounting holes are located behind the CD Player door.

5.Secure the master station panel to the rough-in mounting brackets with four (4) screws (provided).

NOTE: The mounting screws will pierce the wall surface behind the mounting brackets. If the wall surface is hard, a clearance hole must be drilled behind the mounting bracket before securing the master station panel.

POWERING UP THE SYSTEM

Once all connections have been completed throughout the system, it is time to apply power to the master station.

1.Apply power to the master station by turning on the circuit breaker that supplies power to the transformers in the IR-105 rough-in frame.

2.When power is first applied, the LCD display will flash 1:00 PM. Refer to the Operational Checkout section of this manual for additional information.

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NuTone IM-440 Series Mounting and Connecting Optional Door Release Pushbutton, Connecting the Memory Back UP Battery
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IM-440 Series specifications

The NuTone IM-440 Series is a highly acclaimed intercom system designed to enhance communication and convenience in both residential and commercial environments. Renowned for its utility and efficiency, this system combines advanced technology with user-friendly features, making it a popular choice for those looking to upgrade their intercom systems.

One of the standout features of the NuTone IM-440 Series is its versatile communication capabilities. The system supports both intercom communication and radio broadcasting, allowing users to not only communicate with different rooms but also listen to music or news throughout the premises. This dual functionality positions the IM-440 as an all-in-one solution for audio entertainment and inter-room communication.

The IM-440 series employs robust technology to ensure clear audio quality. Utilizing advanced circuitry, the system minimizes interference and enhances sound clarity, making conversations more intelligible and enjoyable. This technology is particularly useful in larger homes or commercial spaces where distance can affect sound quality.

Installation is made easy thanks to the IM-440 series' design, which supports a variety of mounting options and is compatible with numerous room types. The user interface is intuitive, featuring a simple-to-use control panel that allows for straightforward navigation and operation. This focus on user experience is evident in the attention to detail in the design, ensuring that even those who are not tech-savvy can operate the system with ease.

Another significant characteristic of the NuTone IM-440 Series is its scalability. The system can be easily expanded to accommodate additional rooms and features, allowing users to customize their intercom setup according to their specific needs. This makes it a future-proof investment that can adapt to changes in living or working environments.

Durability and reliability are also hallmarks of the IM-440 series. Built to withstand the rigors of daily use, the system features high-quality materials that ensure longevity. Additionally, the system's components are engineered to perform consistently over time, providing users with peace of mind that their communication system will be operational when needed.

In summary, the NuTone IM-440 Series stands out for its combination of advanced audio technology, user-friendly design, and scalability. Whether for communication or entertainment, this intercom system offers a compelling solution for those seeking to enhance their indoor audio experience. With its array of features and reliability, the IM-440 Series remains a top choice in intercom systems.
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