VGA Extender LR
Contents
1. GA Extender LR EXT VGA 141LR User s Manual ASKING FOR ASSISTANCE Technical Support Telephone 818 772 9100 800 545 6900 Fax 818 772 9120 Technical Support Hours 8 00 AM to 5 00 PM Monday thru Friday Pacific Time Write To Gefen LLC c o Customer Service 20600 Nordhoff St Chatsworth CA 91311 www gefen com support gefen com Notice Gefen LLC reserves the right to make changes in the hardware packaging and any accompanying documentation without prior written notice VGA Extender LR is a trademark of Gefen LLC 2010 Gefen LLC All Rights Reserved All trademarks are the property of their respective owners Rev X5 CONTENTS Introduction Operation Notes Features Panel Layout Panel Descriptions Connecting And Operating The VGA Extender LR Connecting And Operating The VGA Extender LR Network Cable Wiring Diagram a N Specifications 10 Warranty INTRODUCTION Congratulations on your purchase of the VGA Extender LR Your complete satisfaction is very important to us Gefen Gefen delivers innovative progressive computer and electronics add on solutions that harness integration extension distribution and conversion technologies Gefen s reliable plug and play products supplement cross platform computer systems professional audio video environments and HDTV systems of all sizes with hard working solutions that are easy to implement and simple t2. when field terminating cable for use with Gefen products Failure to do so may produce unexpected results and reduced performance Pin Color Grange Orange 77271 Green white 5 Blue White An 12345678 CAT 5 CAT 5e and CAT 6 cabling comes in stranded and solid core types Gefen recommends using solid core cabling CAT 6 cable is also recommended for best results Each cable run must be one continuous run from one end to the other No splices or use of punch down blocks SPECIFICATIONS Video Amplifier Bandwidth 2 350 MHz Input Video Sigrial EE 1 2 Volts p p Input Sync Signal nitet 5 Volts p p TTL Horizontal Frequency Hange seme 15 70 KHz Vertical Frequency 30 170 KHz HD 15 FOCUS ree Henn ees 25 to 330 FT OU tura nee HD 15 Link Connector a eet RJ 45 Power Consumption sueco td ee o 5W per unit max Power Supply a ein 5VDC External Dimensi ns bd etus 1 9 H x 1 6 W x 3 5 D Shipping Weight B Rete Dated te e ete tes 2 Lbs 10 Rev X5 ma VGA 141LR 20600 Nordhoff St Chatsworth CA 91311 1 800 545 6900 818 772 9100 fax 818 772 9120 www gefen com support gefen com X Os
3. D will become active once the included power supply is connected and a properly connected CAT 5e cable is joining the sending and receiving units VGA Output Connect the VGA display to this output port CONNECTING AND OPERATING THE VGA EXTENDER LR How to Connect the VGA Extender LR 1 Connect the VGA Extender LR Sender unit to the VGA output on the back of your computer The six foot M F VGA cable connects the CPU and Sender unit together 2 Connect the VGA Extender LR Receiver unit to your monitor with the VGA cable that is attached to your monitor 3 Connect the CAT 5e cable between the VGA Extender LR Sender and Receiver s CAT5 input 4 Plug the 5V DC power supply into the Sender unit The VGA Extender LR Receiver will draw power from the Sender BRIGHTNESS ADJUSTMENT CONTROL A brightness adjustment control or trim pot is found on the Receiver unit and will help compensate for issues that can be introduced by outside interference and cable variances If the outgoing image is too dark or too bright the bright ness trim pot can be tuned to help brighten the image To use the brightness trim pot insert a small philips screwdriver into the brightness trim pot hole Turn the trim pot in small increments in either a clockwise or counterclockwise direc tion until the desired brightness is reached Do not force the trim pot to turn if resistance is encountered turn it the other way instead Forcing the trim pot may rend
4. er RF shielding FEATURES Features e Extends any VGA or high definition component display up to 330 feet 100 meters One CAT 5e cable for extension Supports resolutions up to 1080p 2K and 1920 x 1200 Package Includes 1 VGA Extender S Sender Unit 1 VGA Extender R Receive Unit 1 6 Foot VGA cable M F 1 5V external power supply 1 User s Manual PANEL LAYOUT Sender Unit Panel HARO BAL RY EN Receiver Unit Panel PANEL DESCRIPTIONS 5V DC Power Supply Input Connect the included 5V DC power supply to this input Power for the receiving unit will be provided over the CAT 5e cable that connects the sending and receiving units together Sender RJ 45 Input Connect a CAT 5e cable terminated according to the TIA EIA 568 B specification Please see page 7 between the sending and receiving units VGA Input Connect the VGA source to this input EDID is not transmitted from the display through the VGA Extender LR units If the display has a non standard VESA resolution please purchase an storage device part EXT DVI EDIDN to record and transmit the displays EDID back to the source Brightness Trim Pot Control Adjusting this control will brighten or dim the output video Please see page 6 for more details Receiver RJ 45 Input Connect a CAT 5e cable terminated according to the TIA EIA 568 B specification Please see page 7 between the sending and receiving units Power LED This LE
5. er the product inoperative CABLE SKEW COLOR CONVERGENCE ADJUSTMENTS In order to reduce the amount of crosstalk between twisted pairs within the CAT5 cable the rate of twist for each pair is varied The rate of twist affects the length of each twisted pair and is referred to as CABLE SKEW Slight differences in cable skew between pairs of wire can result in undesirable color separation The EXT VGA LR allows you to manually compensate for cable skew Under neath the Receiver unit there are a group of DIP switches These switches are pre set to optimal values at the factory but can easily be changed to correct color smearing or separation To use the DIP switches peel back the small strip of silver grey tape The exposed small sliding switches can be turned ON or OFF with a small pointed instrument such as a very small screwdriver or the head of a mechanical pencil without lead exposed The DIP switch banks and instructions for their use are shown on the next page CONNECTING AND OPERATING THE VGA EXTENDER LR CONT D Using DIP Switches to Compensate for Video Issues The first step in adjusting the video quality is to display text and a graphic on your monitor i e desktop icons Then set your computer to the resolution that you will be using most frequently Set the DIP Dual Inline Package switches to the settings that are recommended for the different lengths of CAT5 cable see chart below Verify that the picture quality is t
6. o operate The Gefen VGA Extender LR The VGA Extender allows users to extend video signals beyond the A V rack The VGA Extender Series can be used to extend an analog signal to cover distances up to 330 feet Industry standard Category 5e CAT 5e cable is used for the extension How It Works The VGA Extender LR Sender unit connects to your source using the supplied cable The Receiver unit connects to your display up to 330 feet away One CAT 5 cable connects the Sender and the Receiver to each other extending your video flawlessly Note This is a new VGA Extender that goes double the distance of the previous version and also has a trim pot for fine video adjustment OPERATION NOTES READ THESE NOTES BEFORE INSTALLING OR OPERATING THE VGA EXTENDER LR Display information EDID is not sent back to the source Standard VESA resolutions should be output by most computers without the need of an EDID If using a non VESA standard resolution or if EDID is needed an EDID storage and relay device is necessary Gefen recommends the use of a DVI Detective part amp EXT DVI EDID EXT DVI EDIDN or EXT DVI EDIDP with two VGA to DVI adapters Use industry standard Category 5 CAT 5 cable to operate the VGA Extender LR system CAT 5e cable is preferred Please connect all the cables between the computer and the VGA Extender LR before powering up the VGA Extender LR unit The VGA Extender LR units are housed in a metal box for bett
7. o your satisfaction If the recommended setting does not produce a great quality picture try using a different DIP switch setting The three DIP switch banks affect the primary colors Red Green and Blue directly and are thus labelled accordingly Should you find a problem with too much or too little or a certain color present in the output video begin adjustments in the DIP switch bank corresponding to the color that is present absent too much The settings shown below are our recommendations for best performance 0 25 Feet All DIP switches are set to OFF for all colors 26 100 Feet Set DIP switch 1 ON for all colors 2 3 4 remain OFF 101 200 Feet Set switch 2 ON for all colors 1 3 4 remain OFF 201 300 Feet Set DIP switch 3 ON for all colors 1 2 4 remain OFF 301 Feet and Up Set DIP switch 4 ON for all colors 1 2 3 remain OFF NOTE A DIP switch is set to the OFF position when the switch is closest to the number printed immediately below it The word ON will be printed at the top of the DIP switch bank usually in the lefthand upper corner NOTE The default position of the DIP switches is that of the 26 100 Feet setting above with Switch 1 ON for all colors and switches 2 3 4 OFF Underside of Receiver Unit DIP Switch Bank for Video Adjustments NETWORK CABLE WIRING DIAGRAM Gefen has specifically engineered their products to work with the TIA EIA 568 B specification Please adhere to the table below
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