Chapter 1 Introduction; Product Overview; Features - OSEE VAC6840N User Manual

VAC6840N Video & Audio 2X1 Switcher

Chapter 1 Introduction

1.1 Product Overview

VAC6840N is an analog changeover. The changeover is performed by the relays on VAC6840N rear
panel. Selected signal at the output is maintained when power failure. The input can be selected
automatically or manually. Automatic signal selection is based on video signal presence and video
level detection. An optional remote control panel can be chosen for manual control.
VAC6840N video & audio 2X1 switcher can be controlled by the switcher on the front panel.
The module can be installed in 6800N series frame.
Module
VAC6840N

1.2 Features

The VAC6840N offers the following features:
 Support NTSC/PAL inputs
 Relay switching can maintain selected input on power loss
 Automatic mode based on video signal presence and video level detection
FCC Caution
:
Any Changes or modifications not expressly approved by the party responsible for compliance could
void the user's authority to operate the equipment.
This device complies with part 15 of the FCC Rules.
Operation is subject to the following two conditions: (1) This device may not cause harmful interference,
Specifications are subject to change without notice.
Tab. 1-1 Description of VAC6840N Switcher
2 channels analog composite video signal inputs, 2 channels analog
stereo audio signal inputs;
1 channel analog composite video signal output, 1 channel analog
audio signal output.
Description
Operating Manual
—1—