User`s manual

assing through multiple stages of connection when using switchers, it is important to eliminate the

al quality.

ty. (Without amplification, there

ay be occasional blackouts or blinking effects) With this amplification feature, your video display

ur fiber optical DVI cables.

f the unit

llowing it be mounted on any racks or with any other components. In the front, there will be a

and channel indicators.

emote Control Units with discreet channel selection feature is included in all our switches. The

ote control unit will allow you to change video sources easily and quickly.

quipment supports HDMI

ignals, you can use it same as HDMI switcher with DVI to HDMI adapters (Must all input sources &

DMI ports, DVI ports carry video & sound signals)

is with the PC. The RS232 LED indicators in the front will allow you to check the communication

etween the PC and the switch. Most other products require additional control box for this function.

2 Main Features

1. High Quality Picture and Sound - No Signal Loss and Digital Noise Free

Our switchers are built to deliver the highest quality picture and sound preserving the native

resolutions of the video & audio sources without any signal loss. At the same time, the digital noises

that may affect the picture quality will be eliminated. Due to the nature of the digital signals and

digital noises and boost the signal strength to preserve/ enhance the video & audio sign

2. Signal Amplification for signal reliability and long length signal transmission.

Our 5V power adapter supplies adequate power to amplify the video signals from different video

sources. This is necessary as the overall length from the video source to the displays is longe

when using the switches (distance from the video source to the display). In most cases, the overa

distance that the DVI signal will need to travel is over 10ft. Due to the nature of DVI signals,

amplification is necessary to warrant the video quality and reliabili

can be extended up to 2300ft using o

3. Compact and Practical Design

Our switchers have all of the DVI ports, power supply jack and RS232 port in the back o

remote control sensor, selector switch, RS232 LED indicators

4. Remote Control Unit with Discreet Channel selections

channel buttons on the rem

5. Supports HDMI signal

DS-21RA has HDMI compatible IC’s, If your input sources and display e

output display has H

6. RS232 Control

Our switches also feature RS232 Control. Our switches are capable of being controlled by a remote

computer. This is extremely helpful for many applications where you need to automatically switch

the video inputs. Example: If you connect a PC to our switcher, you can program it to automatically

switch the sources. If you want to display input 1 for 1 hour and then switch to input 2, you can do