Attaching the Speaker to the Mounting Plate

ATTENTION: By default, the SM 3 speaker is shipped unlocked. When mounting the speaker to the mounting plate, be sure that the speaker is unlocked. Failure to place the speaker in the unlocked position will result in damage to the speaker lock mechanism should an attempt be made to mount a locked speaker (see “Using the Security Key to Lock and Unlock the Speaker” below).

NOTE: If a secondary attachment point is being used, see the “Attaching a Secondary

Support Cable” section on the next page for installation details before proceeding further.

Position the rear mounting slot of the speaker above the catch tab of the mounting plate, then slide the speaker down into the mounting plate so that the speaker is secured in place (see figure on the right). When properly seated, the speaker connections are automatically made.

Using the Security Key to Lock and Unlock the Speaker

Insert the key into the center of the speaker grill and turn the key, as needed, so that the speaker is in the unlocked position (see the figure below). There are three small raised “dimples” on the grill

Catch Tab

surface that surrounds the keyhole. Repeat this procedure, but set the key to the locked position to lock the speaker.

Unlocked

Twist to

Lock/Unlock

Unlocked Locked

Removing the Speaker from the Mounting Plate

To remove the speaker from the mounting plate, you must unlatch the locking mechanism.

1.Insert the security key into the keyhole of the speaker grill (see the previous section) and turn the key to the unlock position.

2.Remove the security key.

3.Apply pressure with your finger over the keyhole to unlatch the speaker

from the mounting plate while lifting up on the speaker (see figure on the right).

ATTENTION: To avoid damaging or scratching the grill finish, do not use tools or sharp instruments to depress the unlocking mechanism hidden behind the center of the grill.

Press to Release

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Extron electronic SM 3 Attaching the Speaker to the Mounting Plate, Using the Security Key to Lock and Unlock the Speaker
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SM 3 specifications

Extron Electronics is a prominent name in the field of audiovisual technology, and their SM 3 model exemplifies several of their innovative approaches. The Extron SM 3 is a versatile, high-performance audio matrix switcher designed to accommodate a range of AV applications, particularly in commercial environments, educational institutions, and conference settings.

One of the main features of the SM 3 is its ability to route audio signals from multiple sources to multiple destinations. This flexibility allows users to facilitate various audio distribution scenarios effortlessly. With support for a wide array of audio formats and resolutions, the SM 3 can handle analog and digital audio inputs, ensuring compatibility with diverse AV equipment.

Additionally, the SM 3 is equipped with high-quality audio processing capabilities, enabling features such as volume control, equalization, and audio delay adjustments. These features ensure that the audio output is optimized for the specific environment and requirements, enhancing the overall listener experience. The unit is designed with an intuitive user interface, making it easy for operators to manage complex audio routing tasks efficiently.

One of the standout technologies integrated into the SM 3 is Extron's patented audio gain sharing technology. This innovation helps maintain sound levels automatically, reducing the need for manual adjustments during presentations or lectures. The result is consistent audio quality that allows speakers and presenters to focus on their message without worrying about fluctuating sound levels.

The SM 3 also offers robust connectivity options, including multiple HDMI inputs, analog inputs, and balanced outputs, catering to a variety of audio setups. Furthermore, support for Extron’s Global Configurator software allows for simplified programming and configuration of the device, making it suitable for integrators and audio engineers alike.

In terms of reliability and durability, the Extron SM 3 is built to withstand the rigors of frequent use in diverse settings. With rugged construction and a comprehensive range of power management features, it ensures consistent performance and longevity.

The Extron SM 3 is an essential tool for any environment where high-quality audio routing is paramount, combining advanced technology and user-friendly features to fulfill the needs of modern AV applications. With its versatility, reliability, and superior audio processing capabilities, the SM 3 stands out as an invaluable asset in contemporary audiovisual systems.
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