Installation

Installing the V-Lock™Assembly Kit

If your speakers are not already installed, follow the instructions outlined in the SI 26 and SI 28 User's Guide supplied with the speakers (or online at www.extron.com).

If your speakers are already installed, replace the V-Lock™assembly by following the instructions, below.

NReferring to packaging information for location, carefully remove and check contents before installation.

NExtron recommends that the wiring installation is performed by a professional audio equipment installer.

NFor speaker details, specifications, troubleshooting tips, and service access information, refer to the

SI 26 and SI 28 User's Guide supplied with the speakers, or online at www.extron.com.

Existing wall mounting application

To replace a damaged V-Lock™assembly, where already installed do the following:

1.	Remove the Extron logo from the front of the speaker to
	access the hex cap screw. Retain logo.
2.	Insert the hex tool and unlock the speaker.
3.	Disconnect the seismic cable and audio wires from the rear
	of the speakers, and carefully lift the speakers away from
	the bracket.
4.	Rotate the stage (V-lock groove) 90 degrees to the wall
	plate (see figure 3), to access the screws in the wall plate.

Rotate this

section 90°...

...and remove screws.

Figure 3 — Remove the old V-Lock Assembly

V-Lock™Wall Mount Assembly Kit • Installation

SI 28, SI 26 specifications

Extron Electronics SI 28 is a highly regarded audio distribution system specifically designed to deliver exceptional performance in a variety of professional audio environments. Compact and robust, the SI 28 represents the cutting-edge of audio distribution technology, providing users with the flexibility, quality, and functionality required for modern audiovisual setups.

One of the standout features of the SI 28 is its ability to distribute audio signals with incredible fidelity. It is equipped with high-performance DACs (Digital-to-Analog Converters) that ensure the integrity of the audio signal is preserved throughout the distribution process, resulting in clear and precise sound reproduction. Additionally, the unit supports various input formats, making it highly versatile and capable of handling multiple audio sources seamlessly.

The SI 28 boasts advanced audio processing capabilities, allowing users to fine-tune their audio output to suit specific needs. Integrated EQ controls provide the ability to adjust frequency response, which enhances performance in challenging acoustic environments. This capability is crucial for venues like auditoriums and conference rooms where acoustics can vary significantly.

Another critical aspect of the SI 28 is its user-friendly interface. Featuring multiple input and output options, including balanced and unbalanced connections, users can easily integrate the system into existing infrastructure. Its intuitive control software simplifies management, enabling real-time adjustments and preset configurations for different audio scenarios.

Technological advancements in the SI 28 include support for various audio formats and protocols. The device is compatible with both analog and digital audio formats, ensuring broad applicability across diverse systems. Furthermore, the inclusion of RS-232 and TCP/IP control capabilities allows for seamless integration into larger networked environments, facilitating remote operation and monitoring.

The SI 28 is also designed with reliability in mind, featuring robust construction tailored for demanding professional environments. Its thermal management system ensures optimal performance, even in high-usage situations.

In summary, the Extron Electronics SI 28 audio distribution system is a powerful, versatile, and reliable solution for professional audio applications. With high-quality audio processing, user-friendly features, and advanced connectivity options, it meets the diverse needs of modern AV professionals, making it a top choice for installations requiring superior audio performance.