Vlb Operation - Extron electronics System 8 Plus User Manual

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Rear Panel Connections

VLB Operation

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The illustration below is an example of a decoder being used in Video Loop
Back, however, it could be any one of several types of decoders or line doublers.
When VLB is active, the System 8/10 P
1. Composite video and S-Video sources are connected to any of the System 8/10
P inputs except the last one.
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2. Standard RGB inputs exit the switcher through the normal RGB output.
3. Composite Video or S-Video signals exit the switcher through their normal
Composite video or S-Video outputs and are routed to the external decoder or
scan doubler.
4. The RGBS output of the decoder or scan doubler is then "looped back" to the
last input (input #8 or #10) of the switcher, which is selected at the same time.
5. The RGBS output from the switcher goes to the projector.
This allows the System 8/10 P
device.
Tel. 07131 911201
Fax 07131 911203
operates as follows:
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to route only RGB signals to the display
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ce-info@camboard.de
Extron • System 8/10 P
Video Loop Back
• User's Manual
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