Black Box ACS251A-R2 Computer Hardware User Manual
Contents
1. SERVSWITCH BRAND FIBER KVM EXTENDER II AND II SM Indicators 1 Front mounted green LED on each unit Local unit LED is steadily lit during normal operation flashes if unit is powered but no video signal is present at VGA input Remote unit LED is steadily lit during normal operation flashes if no fiber connection is detected or local unit is outputting no signal Temperature Tolerance Operating 50 to 104 F 10 to 40 C Storage 32 to 158 F 0 to 70 C Humidity Tolerance Up to 70 noncondensing Enclosure Aluminum powder coated Power From utility power mains outlet through detachable input cord and IEC 320 male inlet to external transformer Input 90 to 264 VAC 47 to 63 Hz autosensing at up to 200 mA at 115 VAC or 100 mA at 230 VAC Maximum inrush current 40 amps Output 12 VDC at up to 2 amps local unit draws only 1 amp maximum remote unit only 1 1 amps Consumption Local unit 8 7 watts maximum Remote unit 9 watts maximum Size Each unit 2 6 H x 7 3 W x 7 1 D 6 6x 18 5 x 18 cm Weight Net local unit 2 4 Ib 1 1 kg Net remote unit 2 2 Ib 1 kg Shipping Approximately 10 Ib 4 5 kg 2 Introduction 2 1 Overview There are many KVM extenders available but until now many of them have used analog image transmission which inherently degrades image quality especially over long distances and at high video resolutions The ServSwitch Brand Fiber KVM Extender II and II SM2. accordance with the application of Council Directive 89 336 EEC The extenders were tested in a typical configuration Ce LASER SAFETY STATEMENT To meet laser safety requirements the extender operates its optical transceivers within their maximum ratings The transceivers must always be terminated with an optical connector or dust cap For full optical specifications see Chapter 1 CAUTION Using lenses magnifying glasses or other optical instruments with this product could pose extreme eye hazards All necessary adjustments have already been made at the factory prior to the shipment of the extender Even if it doesn t result in damage or injury which is likely tampering with or modifying the extender or changing the way it performs could void the extender s original certifications NOM STATEMENT 10 11 NORMAS OFICIALES MEXICANAS NOM ELECTRICAL SAFETY STATEMENT INSTRUCCIONES DE SEGURIDAD Todas las instrucciones de seguridad y operaci n deber n ser leidas antes de que el aparato el ctrico sea operado Las instrucciones de seguridad y operaci n deber n ser guardadas para referencia futura Todas las advertencias en el aparato el ctrico y en sus instrucciones de operaci n deben ser respetadas Todas las instrucciones de operaci n y uso deben ser seguidas El aparato el ctrico no debera ser usado cerca del agua por ejemplo cerca de la tina de bano lavabo s tano mojado
3. poniendo particular atenci n a los contactos y receptaculos donde salen del aparato 14 El equipo el ctrico debe ser limpiado nicamente de acuerdo a las recomendaciones del fabricante 15 En caso de existir una antena externa debera ser localizada lejos de las lineas de energia 16 El cable de corriente debera ser desconectado del cuando el equipo no sea usado por un largo periodo de tiempo 17 Cuidado debe ser tomado de tal manera que objectos liquidos no sean derramados sobre la cubierta u orificios de ventilaci n 18 Servicio por personal calificado debera ser provisto cuando A El cable de poder o el contacto ha sido danado u B Objectos han ca do o l quido ha sido derramado dentro del aparato o C El aparato ha sido expuesto a la lluvia o D El aparato parece no operar normalmente o muestra un cambio en su desempe o o E El aparato ha sido tirado o su cubierta ha sido da ada CONTENTS Contents Chapter Page bio HOPOCCUICATLOMS nennen 8 2 INtOdUCUON ernennen R 11 2 Overview ada emita 11 2 2 Key Peares 15 sert ni 12 2 9 The Complete Package 5 oes 12 3 Compatibility and Signal Processing 41e 13 3 1 Video Processing petet ott E nt re tate EU Her BR EE deu ee 13 3 2 Mouse Compatibility una 14 3 3 Sound Processing ise oe Lond muss sun nr 15 Ar Installation ron 16 4 1 Guidelines and Limitations for Attaching Equipment 16 A A O 16 AMD Monitor 5 v
4. R2 With 62 5 pm cable 12 5 dBm With 50 pm cable 13 5 dBm ACS251A R2 14 4 dBm Optical Budget ACS250A R2 With 62 5 pm cable 6 7 dB maximum With 50 um cable 7 5 dB maximum ACS251A R2 10 5 dB maximum CHAPTER 1 Specifications Maximum Distance Between extender s local and remote units ACS250A R2 Over 62 5 m cable 720 ft 219 5 m Over 50 um cable 1310 ft 399 3 m ACS251A R2 6 2 mi 10 km User Controls None Connectors On local unit Front mounted 4 6 pin mini DIN female 1 for CPU s keyboard port 1 for CPU s mouse port 1 for optional local keyboard 1 for optional local mouse 1 HD15 female for CPU s video port 1 HD15 female for optional local monitor 1 3 5 mm stereo audio jack 0 7 Vere 2 Vpp for CPU s audio out port Rear mounted 1 Duplex SC female for fiber link transmitter on left receiver on right 1 2 1 mm barrel jack for power 1 8 pin mini DIN for service reserved for manufacturer use On remote unit Front mounted 2 6 pin mini DIN female 1 for remote keyboard 1 for remote mouse 1 HD15 female for remote monitor 1 3 5 mm stereo audio jack 0 7 Veff 2 Vpp for remote audio device outputs mono on both stereo channels Rear mounted 1 Duplex SC female for fiber link transmitter on left receiver on right 1 2 1 mm barrel jack for power 1 8 pin mini DIN for service reserved for manufacturer use
5. compatible DOS mode VGA SVGA XGA SXGA or UXGA outputting resolutions and refresh rates such as 1600 x 1200 at 60 Hz 1280 x 1024 at up to 72 Hz 1152 x 864 or 1024 x 768 at up to 75 Hz or 800 x 600 or lower at 85 Hz e Keyboard IBM PS 2 style 6 pin mini DIN With a keyboard port adapter will also support CPUs with PC AT 5 pin DIN keyboard ports e Mouse IBM PS 2 style 6 pin mini DIN 4 1 2 MONITOR Any monitor you attach to the extender needs to be able to display a VGA compatible video signal VGA SVGA XGA SXGA or UXGA at the resolution and refresh rate that your CPU is outputting it see Section 4 1 1 If you use a plug and play or DDC monitor at either the local or remote station you ll have to configure its video settings manually because the extender can t carry the DDC signals or the plug and play identification negotiation signaling When you do this make sure to choose only those settings that your monitor can support refer to the monitor s manual Configuring video incorrectly especially if you select refresh rates that are too high for the monitor to display could damage or destroy the monitor 4 1 3 KEYBOARD AND MOUSE The extender s keyboard and mouse interfaces are standard PS 2 type interfaces so you can attach just about any standard PS 2 compatible keyboard and mouse to the extender Do not attach serial mice or bus mice to the extender they will not work You can atta
6. is a digital image transmission system Video output from a local computer CPU is automatically digitized by the extender s local unit and transmitted serially to the remote unit on a single fiber at data rates up to 1 5 Gbps The remote unit converts the digital signal back into the original analog signal Up to the maximum specified cable lengths image quality is independent of cable length The extender uses its second fiber to send remote mouse and keyboard information back to the local CPU The extender needs only these two fibers for full operation Compared with some analog KVM extenders that require as many as five fibers the Fiber KVM Extender II and II SM can save you significant amounts of money especially if you ll need to run fiber cable across long distances There are two models of the extender The Fiber KVM Extender II ACS250A R2 is the multimode model It transmits digital video up to 720 ft 219 5 m across 62 5 125 ym multimode fiber or up to 1310 ft 399 3 m across 50 125 ym multimode fiber The Fiber KVM Extender II SM ACS251A R2 is the single mode model It transmits digital video up to 6 2 mi 10 km across 9 125 jm single mode fiber In addition to the keyboard video and mouse information the local unit can also digitize optional sound information from a local CPU or other audio device and encode it into the digital information sent to the remote unit on the video fiber The sound quality won t appro
7. o cerca de una alberca etc El aparato el ctrico debe ser usado nicamente con carritos o pedestales que sean recomendados por el fabricante El aparato el ctrico debe ser montado a la pared o al techo s lo como sea recomendado por el fabricante Servicio El usuario no debe intentar dar servicio al equipo el ctrico m s all a lo descrito en las instrucciones de operaci n Todo otro servicio deber ser referido a personal de servicio calificado El aparato el ctrico debe ser situado de tal manera que su posici n no interfiera su uso La colocaci n del aparato el ctrico sobre una cama sof alfombra o superficie similar puede bloquea la ventilaci n no se debe colocar en libreros o gabinetes que impidan el flujo de aire por los orificios de ventilaci n El equipo el ctrico deber ser situado fuera del alcance de fuentes de calor como radiadores registros de calor estufas u otros aparatos incluyendo amplificadores que producen calor El aparato el ctrico deber ser connectado a una fuente de poder s lo del tipo descrito en el instructivo de operaci n o como se indique en el aparato SERVSWITCH BRAND FIBER KVM EXTENDER II AND II SM 12 Precauci n debe ser tomada de tal manera que la tierra fisica y la polarizaci n del equipo no sea eliminada 13 Los cables de la fuente de poder deben ser guiados de tal manera que no sean pisados ni pellizcados por objetos colocados sobre o contra ellos
8. seconds the user at either keyboard and mouse should be able to take over control of the CPU from the other If any signals are failing to get through to any of your devices check all of the involved cabling and make sure that it s the correct type isn t broken or run too far and is securely attached at all connectors If this doesn t help call Black Box Technical Support as described in Chapter 6 If everything works OK your ServSwitch Brand Fiber KVM Extender II or II SM system should be completely installed and ready for continuous operation without requiring further human intervention 5 Operation Once the ServSwitch Brand Fiber KVM Extender II or II SM is installed and powered it will perform keyboard video mouse extension to the remote site continuously It will also perform ongoing keyboard mouse switching if you have both local and remote user stations attached The extender will display these indications e The Status LED on the front of the local unit will be steadily lit during normal operation it will flash if no video signal is being received from the CPU The Status LED on the front of the remote unit will be steadily lit during normal operation it will flash and NO SIGNAL will appear on the remote monitor if no video signal is being received from the local unit NO FIBER LINK will appear on the remote monitor if the remote unit is unable to detect the presence of the local unit at all This
9. AL in it If you see a red box that says NO FIBER LINK instead make sure that the fiber cabling is securely connected and intact from end to end and that the local unit is receiving power Plug in and turn on any powered remote speakers or other audio devices Have someone at the local site where the local unit is plug in and turn on the local monitor if you ve installed one the local monitor should be blank or turn its power save feature on Lastly have that person boot the CPU The extender should automatically detect and adapt to the type resolution refresh rate brightness and contrast of the video signal sent by the CPU and begin displaying video within a few seconds The Status LEDs on the local and remote units should change from flashing to steadily lit You can watch the CPU s bootup process while it s displayed at the remote site if you have a local monitor installed the person at the local site can watch the bootup process there Make sure video is transmitted and displayed properly If you re sending audio through the extender make sure that s getting through as well It will be monaural and might not sound great but it should approach telephone quality Make sure that keyboard and mouse control from the remote site works OK If you have a local keyboard and monitor installed the person at the local site should make sure that they also work and the two of you should quickly check contention after two idle
10. GA 640 x 480 at up to 85 Hz SVGA 800 x 600 at up to 85 Hz XGA 1024 x 768 at up to 75 Hz VGA compatible 1152 x 864 at up to 75 Hz SXGA 1280 x 1024 at up to 72 Hz UXGA 1600 x 1200 at 60 Hz It also accepts these synchronization options though the remote unit always outputs separate horizontal and vertical sync e Separate horizontal and vertical sync RGBHV common on PCs Composite sync on the horizontal sync line RGBS used in some older machine control systems Composite sync overlaid on the green color signal RGsB sync on green common on many UNIX workstations Almost all non DDC signals that might be received from the attached computer CPU at the CPU Video connector are passed through to the Local Video connector for the optional local monitor These signals are buffered internally for better signal integrity SERVSWITCH BRAND FIBER KVM EXTENDER II AND I1 SM The brightness and contrast of the video signal are adjusted automatically before digitizing the signal This ensures the best possible video quality without requiring configuration or adjustment by the user When the local unit detects that the CPU has switched to a different resolution refresh rate etc it will adjust all digitizing parameters automatically Only a few seconds later you will again have a sharp crisp and colorful image without having to move any switches or turn any dials The local unit checks all video parame
11. Technical Support if you would like to do this Making sure that your computer CPU and any other local equipment is powered off attach it to the CPU port connectors on the local unit s front panel using the extender s included cables Run the included VGA extension cable from the CPU s video port to the local unit s HD15 female connector labeled CPU Video Run one of the included PS 2 extension cables from the CPU s keyboard port to the local unit s 6 pin mini DIN female connector labeled with the word CPU and a keyboard icon If the CPU has a 5 pin DIN PC AT style keyboard port use an FA212 keyboard port adapter at the CPU end Run the other included PS 2 extension cable from the CPU s mouse port to the local unit s 6 pin mini DIN female connector labeled with the word CPU and a mouse icon e Optional Run the included audio extension cable from the audio out port of the CPU or some other device to the local unit s 3 5 mm mono audio jack labeled Sound If you want to attach an optional local user station plug the devices directly into the user port connectors on the local unit s front panel e Plug any local monitor into the local unit s HD15 female connector labeled Local Video Note that the extender has no support for DDC or monitor plug and play so you ll have to configure its video settings manually through the CPU s operating system When you do this make sure to ch
12. Welcome to the ServSwitch Family Thank you for purchasing a BLACK BOX ServSwitch Brand KVM Extender model We appreciate your business and we think you ll appreciate the many ways that your enhanced keyboard video mouse system will save you money time and effort That s because our ServSwitch family is all about breaking away from the traditional expensive model of computer management You know the one size fits all even ifit doesn t model that says One computer gets one user station no more no less Why not a single user station monitor keyboard and mouse for multiple computers even computers of different platforms Why not a pair of user stations each of which can control multiple computers Why not multiple user stations for the same computer With our ServSwitch products there s no reason why not We carry a broad line of robust solutions for all these applications Do you have just two PCs and need an economical alternative to keeping two monitors keyboards and mice on your desk Or do you need to share dozens of computers including a mix of IBM PC RS 6000 Apple Macintosh Sun Microsystems and SGI compatibles among multiple users with different access levels Does your switch have to sit solidly on a worktable and use regular everyday cables Or does it have to be mounted in an equipment rack and use convenient many to one cables No matter how large or small your setup is no matter how simpl
13. ach high fidelity it will be converted to monaural if it s stereo but will be roughly equivalent to that of sound transmitted over the telephone which is sufficient for error messages and so forth You can also connect an optional local user station keyboard monitor and mouse only to the local unit The local unit will pass video through to the local monitor and will switch the keyboard and mouse This means that the local user contends with the remote user for keyboard and mouse control of the CPU Once the active user station is idle for 2 seconds the first user to type at the keyboard or move the mouse will be granted control SERVSWITCH BRAND FIBER KVM EXTENDER II AND II SM 2 2 Key Features e Digital transmission of video keyboard mouse and optional audio information on only two fibers over distances up to 1310 ft 399 3 m of multimode cable or 6 2 mi 10 km of single mode cable e Supports an optional local monitor keyboard and mouse user station that contends with the remote station for CPU control e Supports several of the most common VGA compatible video standards DOS mode VGA XGA SVGA SXGA or UXGA at resolutions up to 1600 x 1200 or output refresh rates up to 75 Hz e Automatic adjustment of all transmission and image parameters you don t have to configure it e All cables you would normally need except for the fiber cable are included 2 3 The Complete Package At the time of this writin
14. ch a PC AT style keyboard with a 5 pin DIN connector to the extender by using a keyboard adapter available separately as product code FA211 R2 CHAPTER 4 Installation 4 2 An Extender Installation Illustrated Figure 4 1 shows where to attach your devices in a typical ServSwitch Brand Fiber KVM Extender II or II SM system installation The front panels of the extenders are shown here the SC fiber connectors will be on their rear panels Refer to this illustration as you follow the instructions in the rest of this chapter Active speakers optional Remote op monitor keyboard and mouse Extender remote unit Remote Unit Duplex fiber cabling with SC connectors Local CPU Status Video Video CPU Local Audio Extender local unit b Em ER Local Unit Audio extension cable optional included Local monitor keyboard and mouse optional VGA and PS 2 extension cables included Figure 4 1 How to install an extender system SERVSWITCH BRAND FIBER KVM EXTENDER II AND II SM 4 3 Installing the Local Unit and Local Devices Place the local unit on a flat surface within about 10 ft 3 m of a working AC outlet and 6 ft 1 8 m of your local CPU and any local user station equipment NOTE It is also possible to rackmount the local and remote units but it requires additional hardware Call Black Box
15. ctions may cause interference to radio communication It has been tested and found to comply with the limits for a Class A computing device in accordance with the specifications in Subpart B of Part 15 of FCC rules which are designed to provide reasonable protection against such interference when the equipment is operated in a commercial environment Operation of this equipment in a residential area is likely to cause interference in which case the user at his own expense will be required to take whatever measures may be necessary to correct the interference Changes or modifications not expressly approved by the party responsible for compliance could void the user s authority to operate the equipment This digital apparatus does not exceed the Class A limits for radio noise emission from digital apparatus set out in the Radio Interference Regulation of Industry Canada Le pr sent appareil num rique n met pas de bruits radio lectriques d passant les limites applicables aux appareils num riques de la classe A prescrites dans le Reglement sur le brouillage radio lectrique publi par Industrie Canada SERVSWITCH BRAND FIBER KVM EXTENDER II AND II SM EUROPEAN UNION DECLARATION OF CONFORMITY This is to certify that when installed and used according to the instructions in this manual together with the specified cables the ServSwitch Brand Fiber KVM Extender II and II SM are shielded against the generation of radio interference in
16. e or how complex we re confident we have a ServSwitch system that s just right for you The ServSwitch family from Black Box the one stop answer for all your KVM switching needs x This manual will tell you all about your new ServSwitch Brand Fiber KVM Extender II or II SM including how to install operate and troubleshoot it For an introduction to the extender see Chapter 2 The extender product codes covered in this manual are ACS250A R2 ACS251A R2 SERVSWITCH BRAND FIBER KVM EXTENDER II AND II SM TRADEMARKS USED IN THIS MANUAL Apple and Macintosh are registered trademarks of Apple Computer Inc IBM PC AT and PS 2 are registered trademarks of International Business Machines Corporation IntelliMouse and Microsoft are registered trademarks or trademarks of Microsoft Corporation in the United States and or other countries Sun and Sun Microsystems are registered trademarks of Sun Microsystems Inc in the United States and other countries UNIX is a registered trademark of UNIX System Laboratories Inc Any other trademarks mentioned in this manual are acknowledged to be the property of the trademark owners FCC AND IC RFI STATEMENTS FEDERAL COMMUNICATIONS COMMISSION AND INDUSTRY CANADA RADIO FREQUENCY INTERFERENCE STATEMENTS This equipment generates uses and can radiate radio frequency energy and if not installed and used properly that is in strict accordance with the manufacturer s instru
17. g your extender package should consist of e The extender s local unit e The extender s remote unit e 2 Power supplies with 6 ft 1 8 m nondetachable output cords one for each unit e 2 Input cords one for each power supply length might vary depending on region and source but is normally 6 ft 1 8 m e 1 6 ft 1 8 m VGA extension cable with HD15 male connectors at both ends e 2 6 6 ft 2m PS 2 extension cables with 6 pin mini DIN male connectors at both ends e 1 6 6 ft 2 m audio extension cable with 3 5 mm stereo audio plugs at both ends e This manual However the package contents are subject to change without notice If the package has been damaged contact both Black Box and the shipping carrier CHAPTER 3 Compatibility and Signal Processing 3 Compatibility and Signal Processing This chapter discusses technical details of how the ServSwitch Brand Fiber KVM Extender II and II SM process I O signals and how that processing affects compatibility with various equipment 3 1 Video Processing The extender s local unit contains powerful electronics to process your video signal with superior quality Video input is digitized as 16 bit data 65 536 colors The local unit can accept these resolutions and vertical refresh rates though the refresh rate output by the remote unit is always 60 75 or 85 Hz DOS mode at 640 x 400 720 x 400 640 x 350 or 720 x 350 at up to 85 Hz V
18. might happen if the local unit loses power or the fiber cabling is disconnected or damaged 6 Troubleshooting 6 1 Calling Black Box If you determine that your ServSwitch Brand Fiber KVM Extender II or II SM is malfunctioning do not attempt to alter or repair the unit It has no user serviceable components Contact Black Box Technical Support at 724 746 5500 Before you do make a record of the history of the problem We will be able to provide more efficient and accurate assistance if you have a complete description including e the nature and duration of the problem e when the problem occurs the components involved in the problem that is what type of computer what type of keyboard brand of mouse make and model of monitor make and model of speakers or other audio devices type and make of fiber cable etc any particular application that when used appears to create the problem or make it worse and e the results of any testing you ve already done y gy y 6 2 Shipping and Packaging If you need to transport or ship your extender Package it carefully We recommend that you use the original container If you are returning the unit include everything you received with it Before you ship the unit back to Black Box for repair or return contact us to get a Return Authorization RA number DISCLAIMERS While every precaution has been taken in the preparation of this manual neither the manufacturer no
19. nder s included power supplies into the 2 1 mm barrel jack on the local unit s rear panel The two power supplies are identical so you can use either one Attach the female end of the power supply s input cord to the IEC 320 male inlet on the transformer Plug the other end of the input cord into a working AC outlet The local unit should power up immediately it has no ON OFF switch The green Status LED on its front panel should begin flashing to show that it isn t getting a video signal from the CPU yet Don t power up the attached devices yet wait until you re ready to test the system after installing the remote unit and remote equipment CAUTION Do not attach anything to the 8 pin mini DIN connector labeled Service on the local unit s rear panel which is reserved for manufacturer use Doing so could severely damage the extender and any attached equipment SERVSWITCH BRAND FIBER KVM EXTENDER II AND I1 SM 4 4 Installing the Remote Unit and Remote Devices Place the remote unit on a flat surface or rackmount it see the Note on page 17 within about 10 ft 3 m of a working AC outlet and 6 ft 1 8 m of your remote user station equipment Making sure that your remote equipment is powered off plug it directly into the user port connectors on the extender s front panel e Plug the remote monitor into the remote unit s HD15 female connector labeled Video Note that the extender has no support fo
20. oce cette eroe e eee pes EE S STER 16 4 1 3 Keyboard and Mouse tr tht eene 16 4 2 An Extender Installation Illustrated eese 17 4 3 Installing the Local Unit and Local Devices 18 4 4 Installing the Remote Unit and Remote Devices 20 4 5 Finishing Your Installation 22 sn 23 b Troubleshooting anni des 24 6 1 Calling Black BOX iii da 24 6 2 Shipping and Packaging cenar tete 24 SERVSWITCH BRAND FIBER KVM EXTENDER II AND I1 SM 1 Specifications Cable Required ACS250A R2 50 125 um or to lesser distances 62 5 125 um multimode duplex fiberoptic cable ACS251A R2 9 125 pm single mode duplex fiberoptic cable Compliance CE FCC Part 15 Subpart B Class A IC Class classe A Interfaces Extension ACS250A R2 Duplex multimode fiberoptic ACS251A R2 Duplex single mode fiberoptic Video VGA compatible DOS mode VGA SVGA XGA SXGA UXGA Plug and play for monitors and DDC is supported Keyboard and mouse IBM PS 2 compatible Sound 3 5 mm mono audio Resolution and Refresh Rate Supports resolutions up to 1600 x 1200 and refresh rates at 75 Hz maximum pixel clock bandwidth is 108 MHz Optical Type and Wavelength ACS250A R2 850 nm multimode ACS251A R2 1300 nm single mode Transmitter Launch Power ACS250A R2 Into either 50 um or 62 5 pm cable From 4 5 to 9 dBm ACS251A R2 Into 9 pm cable From 3 to 9 dBm Receiver Sensitivity ACS250A
21. oose only those settings that your monitor can support refer to the monitor s manual Configuring video incorrectly especially if you select refresh rates that are too high for the monitor to display could damage or destroy the monitor Plug any local keyboard into the local unit s 6 pin mini DIN female connector labeled with the word Local and a keyboard icon If the keyboard has a 5 pin DIN PC AT style connector use an FA211 R2 keyboard adapter CHAPTER 4 Installation e Plug any local mouse into the local unit s 6 pin mini DIN female connector labeled with the word Local and a mouse icon Make a last pair of attachments to the connectors on the local unit s rear panel e Attach the SC male connectors at the local unit end of your duplex fiber cabling to the local unit s SC female connectors The extender s SC connectors are keyed so that you can t plug the fiber cable in the wrong way Make sure that this fiber cabling from here all the way to the remote unit is either 62 5 125 jm or 50 125 4m multimode type for the Extender II ACS250A R2 or is 9 125 pm single mode type for the Extender I SM ACS251A R2 It can either be a single cable that will run all the way to the remote unit or a patch cable that will run to your fiber distribution closet Just keep in mind that the more fiber connectors the extender s optical signal runs through the more it attenuates Plug the output cord of one of the exte
22. r DDC or monitor plug and play It also outputs fixed refresh rates for various resolutions 60 Hz for 1600 x 1200 and 1280 x 1024 75 Hz for all other non DOS mode resolutions up to 1152 x 864 and 85 Hz for all DOS mode resolutions For whichever resolution s your CPU outputs make sure to connect only a monitor that can support that resolution at the extender s corresponding refresh rate If a monitor attempts to display a refresh rate too high for it to support the monitor could be damaged or destroyed Plug the remote keyboard into the remote unit s 6 pin mini DIN female connector labeled with a keyboard icon If the keyboard has a 5 pin DIN PC AT style connector use an FA211 R2 keyboard adapter Plug the remote mouse into the remote unit s 6 pin mini DIN female connector labeled with a mouse icon e Optional Plug active speakers or some other type of powered audio receiving device into the remote unit s 3 5 mm audio jack labeled Sound Use only active speakers the drive level of the remote unit is not high enough to operate passive speakers It is theoretically possible to attach headphones but their volume will not be adjustable except through the CPU If the device doesn t have an attached audio cable you ll need to run an audio extension cable not included between it and the remote unit Adjust the volume of your speakers or other device with the device s own volume controls and or the volume control for audio outp
23. r its authorized agents assume any responsibility for errors or omissions Nor do they assume any liability for damages resulting from the use of the information contained herein They reserve the right to change the specifications functions or circuitry of the product without notice Neither the manufacturer nor its authorized agents accept liability for damage due to misuse of the product or due to other circumstances outside their control And they will not be responsible for any loss damage or injury arising directly or indirectly from the use of this product NOTES NOTES NOTES
24. t up their graphics output according to the supported resolutions of the extender 3 2 Mouse Compatibility The extender supports all common PS 2 style mice and pointing devices including two button mice three button mice wheel mice such as the Microsoft IntelliMouse trackballs etc CHAPTER 3 Compatibility and Signal Processing 3 3 Sound Processing The local unit receives stereo sound input and converts it into a monaural sum signal The local unit supports standard input signal levels of 0 7 V ff effective volts equivalent to about 2 Vpp volts peak to peak This signal is then digitized as 8 bit data by sampling at a rate of about 16 kHz The remote unit converts the signal back to analog audio and outputs the monaural sound simultaneously on both the left and right stereo channels You can adjust the volume using the volume controls of your active speakers or other audio output devices and or your CPU s operating system SERVSWITCH BRAND FIBER KVM EXTENDER II AND I1 SM A Installation 4 1 Guidelines and Limitations for Attaching Equipment This section discusses a few things you need to keep in mind about the types of devices you can attach to a ServSwitch Brand Fiber KVM Extender II or II SM in addition to those described in Chapter 3 4 1 1 CPU The extender supports IBM PC compatible computer CPUs A CPU must have these kinds of interfaces to work properly with the extender e Video VGA
25. ters continuously so video quality is maximized at all times After the local unit digitizes the video it transmits the digital data across the fiber as a serial stream Inside the remote unit the signal is converted back into the original analog values which it outputs from its Video connector The resolution of the output signal is always the same as that of the original input but its vertical refresh rate is kept constant by dropping or repeating frames No matter what their input refresh rate is e DOS mode resolutions will be output at a refresh rate of 85 Hz Non DOS mode resolutions up to 1152 x 864 will be output at a refresh rate of 75 Hz e 1280 x 1024 and 1600 x 1200 resolution will be output at a refresh rate of 60 Hz Make sure that the remote monitor can support your chosen resolution at the corresponding rate If it doesn t the display will look bad or be totally blank The remote unit will always output separate horizontal and vertical sync from its Video connector on the standard VGA Hsync and Vsync pins HD15 pins 13 and 14 If you need to connect a remote monitor that uses some other type of sync and or separate BNC connectors rather than an HD15 VGA connector call Black Box Technical Support for assistance The local unit will support DDC display data channel and provide information to the local workstation about its video capabilities Modern workstations will evaluate this information and se
26. ut in the CPU s operating system Keep in mind that even if the input is stereo the output will always be monaural CHAPTER 4 Installation Make a last pair of attachments to the connectors on the remote unit s rear panel e Attach the SC male connectors at the remote unit end of your duplex fiber cabling to the remote unit s SC female connectors The extender s SC connectors are keyed so that you can t plug the fiber cable in the wrong way Plug the output cord of the extender s second included power supply into the 2 1 mm barrel jack on the remote unit s rear panel Attach the outlet end of the power supply s input cord to the IEC 320 male inlet on the transformer Plug the other end of the input cord into a working AC outlet The local unit should power up immediately it has no ON OFF switch The green Status LED on its front panel should begin flashing to show that it isn t getting a video signal from the local unit yet CAUTION Do not attach anything to the 8 pin mini DIN connector labeled Service on the local unit s rear panel which is reserved for manufacturer use Doing so could severely damage the extender and any attached equipment SERVSWITCH BRAND FIBER KVM EXTENDER II AND I1 SM 4 5 Finishing Your Installation To complete your extender installation and begin operating the system plug in and turn on the remote monitor A gray box should appear on the screen with the words NO SIGN
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