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Kramer Electronics, Ltd. 

 
 

 

 

 
 

 
 
 
 
 
 
 

 

 
 

 

 

USER MANUAL 

 

 

Model: 

VS-28 

8 Channel Video Audio Standby 

 

 

Summary of Contents for VS-28

Page 1: ...Kramer Electronics Ltd USER MANUAL Model VS 28 8 Channel Video Audio Standby ...

Page 2: ...el Video Audio Standby Front Panel 4 4 2 Your 8 Channel Video Audio Standby Rear Panel 4 5 Using Your 8 Channel Video Audio Standby 5 6 Technical Specifications 6 Figures Figure 1 VS 28 8 Channel Video Audio Standby Front Panel 4 Figure 2 VS 28 8 Channel Video Audio Standby Rear Panel 4 Tables Table 1 Technical Specifications of the VS 28 8 Channel Video Audio Standby 6 ...

Page 3: ...strations and advertising The package includes the following items VS 28 8 Channel Video Audio Standby Power cord This user manual2 and the Kramer concise product catalog CD 2 Getting Started We recommend that you Unpack the equipment carefully and save the original box and packaging materials for possible future shipment Review the contents of this user manual Use Kramer high performance high res...

Page 4: ... interference deterioration in signal quality due to poor matching and elevated noise levels often associated with low quality cables Avoiding interference from neighboring electrical appliances and positioning your VS 28 away from excessive sunlight moisture and dust 3 1 Several Words on Video Audio Switchers A video audio switcher usually switches between several sources and one or more acceptor...

Page 5: ...mined by the performance of the lowest quality part Using a low quality source will always result in low quality duplicates The connection cables should be of the best possible quality Low quality cables are susceptible to interference deteriorate signal quality due to poor matching and cause elevated noise levels Sockets and connectors of the sources and acceptors so often ignored should be of be...

Page 6: ...audio source to the output and at the same time activates a relay alarm and lights a LED on the front panel When the video signal on INPUT 1 reappears the unit switches back to it automatically When the power is off INPUT 1 is routed to the output The machine can be forced to output the INPUT 2 signal by using a short to ground where each channel can be remote controlled with a pair of wires 4 1 Y...

Page 7: ...er to input 2 When the master video IN 1 drops out of any channel the machine switches over to the standby input IN 2 of this channel At the same time it activates the internal relay that shorts together the pins marked C on the audio connector and lights an LED with of appropriate channel number on the front panel There are two extra ground connections available on the audio section of channel 8 ...

Page 8: ...00MHz AUDIO BANDWIDTH Up to 100MHz S N RATIO 73dB DETECTION SYSTEM Odd Even fields SWITCH DELAY Up to 3 frames CONTROL Contact closure automatic DIMENSIONS 19 inch W 7 inch D 2U H rack mountable POWER 230 VAC 50 60Hz 115 VAC U S A 12 2 VA WEIGHT 3 8kg 8 4lbs approx ACCESSORIES Power cord If the output signal is disturbed or interrupted by very strong external electromagnetic interference it should...

Page 9: ...riginal dated invoice or a copy must be presented as proof of warranty coverage and should be included in any shipment of the product Please also include in any mailing a contact name company address and a description of the problem s 3 For the name of the nearest Kramer authorized service center consult your authorized dealer LIMITATION OF IMPLIED WARRANTIES All implied warranties including warra...

Page 10: ... mail info kramerel com P N JUST PDF VS 28 REV 1 For the latest information on our products and a list of Kramer distributors visit our Web site www kramerelectronics com Updates to this user manual may be found at http www kramerelectronics com manuals html We welcome your questions comments and feedback ...

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