Installation and Operation, cont’d

If the image is not displayed correctly

 

 

Symptoms

 

Solutions

 

 

 

The picture is

 

Adjust the centering and sizing controls

 

 

 

shifted off the

 

 

 

 

 

( ,

).

 

 

 

screen edges.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

The image is

 

Change the 75 ohm/high Z video input

 

 

 

stable, but it has

 

 

 

 

 

termination. If that doesn’t solve the

 

 

 

ghosting or

 

 

 

 

 

problem, use a different input cable.

 

 

 

blooming.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

The picture is

 

Video input may be double-terminated. If

 

 

 

 

a local monitor or a termination adapter is

 

 

 

faint or cuts out,

 

 

 

 

 

attached to the local monitor output

 

 

 

and the signal is

 

 

 

 

 

connector, make sure that the 75 Ohm

 

 

 

weak.

 

 

 

 

 

video input termination DIP switch is set

 

 

 

 

 

 

 

 

 

 

to Off (for high Z termination).

 

 

 

 

 

 

 

 

 

 

 

Adjust the hue/tint and color controls on

 

 

 

The picture

 

the display device.

 

 

 

appears without

 

Make sure that the video display/

 

 

 

color.

 

recording equipment is using the same

 

 

 

 

 

standard (NTSC or PAL) as the VSC 75.

 

 

 

 

 

 

 

 

 

 

The image still

 

 

 

 

 

 

does not display

 

Call Extron’s customer support hotline.

 

 

 

correctly.

 

 

 

 

 

 

 

 

If the scan converter does not respond to controls

 

 

 

 

 

 

 

 

 

Symptoms

 

Solutions

 

 

 

 

 

 

 

 

 

 

The picture does not move

The VSC 75 may be set for

 

 

 

Executive mode.

 

 

 

on screen when the

 

 

 

 

 

 

 

 

 

horizontal and vertical

Adjustments can be made via

 

 

 

centering controls are

 

RS-232 control, or...

 

 

 

rotated, and the flicker

Executive mode can be turned

 

 

 

filter setting does not

 

 

 

 

 

off by pressing the Freeze and

 

 

 

change when the flicker

 

 

 

Size controls simultaneously for

 

 

 

filter button is pressed.

 

 

 

2 seconds. See page 2-4.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

There is no response to

Ensure that the baud rate

 

 

 

(9600 baud) and communication

 

 

 

commands from the

 

 

 

 

 

protocol are set correctly. See

 

 

 

RS-232 controller.

 

 

 

 

 

page 3-2.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

VSC 75

Chapter3Three

Serial Communication

RS-232 Programmer’s Guide

Control Software for Windows

2-12 VSC 75 Installation and Operation

Page 12
Image 12
Extron electronic VSC 75 user manual Three, Serial Communication

VSC 75 specifications

The Extron VSC 75 is a versatile and powerful video scaling solution designed for a variety of professional AV applications. This device is particularly suited for environments such as classrooms, conference rooms, and auditoriums, where high-quality video is crucial for effective communication and presentations. The VSC 75 offers an impressive combination of features and technologies that enhance its functionality and ease of use.

One of the main features of the VSC 75 is its advanced video scaling capability. The device can accept a wide range of input resolutions, including standard and high-definition video sources, and transform them to fit the desired output format. This makes it a flexible solution for integrating various AV sources into a single system. The VSC 75 supports video formats up to 1080p, ensuring crisp and clear image quality across all applications.

The Extron VSC 75 utilizes state-of-the-art processing technologies to deliver high-performance video scaling. It features a 10-bit video processing engine that ensures smooth and accurate scaling, reducing artifacts during the transition from one resolution to another. This level of processing is particularly important for professional presentations, where visual fidelity is paramount. Additionally, the device incorporates sophisticated algorithms for noise reduction and image enhancement, which improve the overall picture quality.

Another key aspect of the VSC 75 is its user-friendly interface. The device includes an intuitive front panel with a variety of buttons and indicators that facilitate easy operation. Furthermore, it supports multiple control options, including RS-232 and contact closure, allowing for seamless integration into existing AV systems. This flexibility makes it a popular choice for system integrators.

In terms of connectivity, the Extron VSC 75 offers a comprehensive range of inputs and outputs. It features HDMI, VGA, and composite video inputs, as well as a loop-through output for connecting additional displays. This range of connectivity options ensures compatibility with most AV equipment, making the VSC 75 a highly adaptable solution.

In conclusion, the Extron VSC 75 is a powerful video scaler that combines advanced scaling technologies with a user-friendly design. Its ability to accept multiple input formats, support for high-definition resolutions, and various connectivity options make it an excellent choice for enhancing video presentations in any professional environment.