Hall Research Technologies UVA-4 User Manual

4 or 8 channel splitter pc video and audio over twisted-pair
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PC Video and Audio over Twisted-Pair
CUSTOMER
SUPPORT
INFORMATION
UVA-4 & UVA-8
4 or 8 Channel Splitter
Order toll-free in the U.S. 800-959-6439
FREE technical support, Call 714-641-6607 or fax 714-641-6698
Address: Hall Research, 1163 Warner Ave. Tustin, CA 92780
Web site: www.hallresearch.com E-mail: info@hallresearch.com
User's Manual
UVA-4
UVA-8
UMA1189 Rev. NC

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Summary of Contents for Hall Research Technologies UVA-4

  • Page 1 User’s Manual UVA-4 UVA-8 UVA-4 & UVA-8 4 or 8 Channel Splitter PC Video and Audio over Twisted-Pair UMA1189 Rev. NC Order toll-free in the U.S. 800-959-6439 CUSTOMER FREE technical support, Call 714-641-6607 or fax 714-641-6698 SUPPORT Address: Hall Research, 1163 Warner Ave. Tustin, CA 92780 INFORMATION Web site: www.hallresearch.com E-mail: info@hallresearch.com...
  • Page 3 4 or 8 Channel Splitter PC Video & Audio over Twisted-Pair Receivers TRADEMARKS USED IN THIS MANUAL Hall Research and its logo are trademarks of Hall Research. Any other trademarks mentioned in this manual are acknowledged as the property of the trademark owners. FEDERAL COMMUNICATIONS COMMISSION RADIO FREQUENCY INTERFERENCE STATEMENT This equipment generates, uses, and can radiate radio frequency...
  • Page 4: Table Of Contents

    2. Installation ...............3 2.1 Package Contents............3 2.2 Connection to Compatible Receivers ........4 2.3 Cable Requirements ............4 2.4 Typical Block Diagram for UVA-4 or UVA-8 ......4 3. Configuration & Operation..........5 3.1 Why Cable Compensation? ..........5 3.2 Compensation Adjustment Procedure on URA Receivers ..6 3.3 Advanced Brightness Adjustment on URA Receivers....7...
  • Page 5: Introduction

    1. Introduction 1.1 General This User Manual applies to model number UVA-4 and UVA-8 series of high resolution PC or HDTV component audio and video systems. These devices are four (4) or eight (8) Channel Splitters for PC Video & audio over Twisted-Pair senders In a typical application, they are located at the video &...
  • Page 6: Connection To Compatible Receivers

    Model UVA-4 and UVA-8 2.2 Connection to Compatible Receivers The UVA-4 and UVA-8 units have single UTP cable connections to any of Hall Research’s compatible URA receiver product line. Some compatible receivers are: PART NUMBER URA-SKU URA-XT URA-232 URA-232-XT RS232 is Not Functional Table 2 –...
  • Page 7: Configuration & Operation

    4 or 8 Channel Splitter PC Video & Audio over Twisted-Pair Receivers 3. Configuration & Operation 3.1 Why Cable Compensation? All cables attenuate (reduce) the high-frequency components of the video signal that is being transmitted. The longer the cable, the more signal loss. If not compensated for, this signal loss will result in blurry and smeared images being displayed.
  • Page 8: Compensation Adjustment Procedure On Ura Receivers

    Model UVA-4 and UVA-8 3.2 Compensation Adjustment Procedure on URA Receivers • If possible, display a video test pattern on your video source when adjusting the URA receiver. This allows the user to properly adjust the receiver to optimal conditions.
  • Page 9: Advanced Brightness Adjustment On Ura Receivers

    4 or 8 Channel Splitter PC Video & Audio over Twisted-Pair Receivers 3.3 Advanced Brightness Adjustment on URA Receivers The URA series of devices can equalize the brightness of the video by reducing smearing. • Apply power to the receiver. Wait until all LED’s are turned off •...
  • Page 10: Why Skew Adjustment

    Model UVA-4 and UVA-8 3.4 Why Skew Adjustment? UTP cables have 4 twisted pairs inside. The Hall Research UVA/URA video transmission on UTP uses 3 individual pairs for each color (Red, Green, & Blue). Figure 5 - skew mechanism, example As shown in the figure above, a characteristic of CAT5/5e/6 cable is that the pairs of wires twist at different rates.
  • Page 11: Skew Adjustment For Ura-Sku And Ura-Xt Receivers

    4 or 8 Channel Splitter PC Video & Audio over Twisted-Pair Receivers 3.5 Skew Adjustment for URA-SKU and URA-XT Receivers URA-SKU and URA-XT receivers have the ability to adjust for cable skew in the individual colors. • Apply power to the receiver. Wait until all LED’s are turned off •...
  • Page 12: Troubleshooting

    Section 4.3 below to obtain a picture first. 4.1 Contacting Hall Research If you determine that the UVA-4 or UVA-8 is malfunctioning, do not attempt to repair the unit instead, contact Hall Research Technical Support at 714-641-6607.
  • Page 13: Problem Solving Faq

    4 or 8 Channel Splitter PC Video & Audio over Twisted-Pair Receivers 4.3 Problem Solving FAQ Fuzzy, blurry, or ghosting image at remote location If you have a stable image but it looks somewhat blurry (edges are not sharp), make sure that you have adjusted the receiver unit’s HF compensation correctly.
  • Page 14: Specifications

    1.66" H x 8.42" W x 2.60" D - Depth excludes connectors (42.2 mm H x 214 mm W x 66 mm D) Product weight 1.5 lb (0.68 kg) Shipping weight 3.0 lbs (1.36 kg) (UVA-4) 4.0 lbs (1.81 kg) (UVA-8) Vibration ISTA 1A in carton (International Safe Transit Association) Safety...
  • Page 16 © Copyright 2010. Hall Research, Inc. All rights reserved. CUSTOMER Order toll-free in the U.S. 800-959-6439 FREE technical support, Call 714-641-6607 or fax 714-641-6698 SUPPORT Mail order: Hall Research, 1163 Warner Ave. Tustin, CA 92780 INFORMATION Web site: www.hallresearch.com E-mail: info@hallresearch.com...

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Uva-8

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