Black Box ACS251A-R2 manual

1 THE SER VSWITCH F AMIL Y W elcome to the Ser vSwitch 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 ab[...]

2 SER VSWITCH™ 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 [...]

3 FCC AND IC RFI ST A TEMENTS FEDERAL COMMUNICA TIONS COMMISSION AND INDUSTRY CANADA RADIO-FREQUENCY INTERFERENCE ST A TEMENTS 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 instructions, may cause interference to radio communica[...]

4 SER VSWITCH™ BRAND FIBER KVM EXTENDER II AND II-SM EUROPEAN UNION DECLARA TION 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 accordanc[...]

5 NOM ST A TEMENT NORMAS OFICIALES MEXICANAS (NOM) ELECTRICAL SAFETY ST A TEMENT INSTRUCCIONES DE SEGURIDAD 1. Todas las instrucciones de seguridad y operación deberán ser leídas antes de que el aparato eléctrico sea operado. 2. Las instrucciones de seguridad y operación deberán ser guardadas para referencia futura. 3. Todas las advertencias [...]

6 SER VSWITCH™ BRAND FIBER KVM EXTENDER II AND II-SM 12. Precaución debe ser tomada de tal manera que la tierra fisica y la polarización 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, poniendo particular atención a [...]

7 CONTENTS Contents Chapter Page 1. Specifications ........................................................................................ 8 2. Introduction ........................................................................................ 11 2.1 Overview .......................................................................................[...]

8 SER VSWITCH™ BRAND FIBER KVM EXTENDER II AND II-SM 1. Specifications Cable Required: ACS250A-R2: 50/125-µm or (to lesser distances) 62.5/ 125-µm multimode duplex fiberoptic cable; ACS251A-R2: 9/125-µm single-mode duplex fiberoptic cable Compliance: CE; FCC Part 15 Subpart B Class A, IC Class/classe A Interfaces: Extension: ACS250A-R2: Duplex[...]

9 CHAPTER 1: Specifications Maximum Distance: Between extender’s local and remote units: ACS250A-R2: Over 62.5-µm cable: 720 ft. (219.5 m); Over 50-µm 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 mous[...]

10 SER VSWITCH™ 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 u[...]

11 CHAPTER 2: Introduction 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-SM is a digital image- transmission [...]

12 SER VSWITCH™ BRAND FIBER KVM EXTENDER II AND II-SM 2.2 Key Features • 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. • Supports an optional local monitor, keyboard, and mouse user station th[...]

13 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 el[...]

14 SER VSWITCH™ BRAND FIBER KVM EXTENDER II AND II-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, refr[...]

15 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 eff [effective volts], equivalent to about 2 Vpp [volts peak-to-peak].) This signal is then digitized as 8-bit data by samp[...]

16 SER VSWITCH™ BRAND FIBER KVM EXTENDER II AND II-SM 4. 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 extend[...]

17 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 ins[...]

18 SER VSWITCH™ 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 ad[...]

19 CHAPTER 4: Installation • 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: • Attach the SC male connectors at the local-unit end of your duplex fiber cabling to the local unit’s[...]

20 SER VSWITCH™ BRAND FIBER KVM EXTENDER II AND II-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,[...]

21 CHAPTER 4: Installation Make a last pair of attachments to the connectors on the remote unit’s rear panel: • 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.) • P[...]

22 SER VSWITCH™ BRAND FIBER KVM EXTENDER II AND II-SM 4.5 Finishing Y our 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 SIGNAL” in it. (If you see a red box that says “NO FIBER LINK” instead, make sure th[...]

23 CHAPTER 5: Operation 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 indica[...]

24 SER VSWITCH™ BRAND FIBER KVM EXTENDER II AND II-SM 6. T roubleshooting 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[...]

25 DISCLAIMERS DISCLAIMERS While every precaution has been taken in the preparation of this manual, neither the manufacturer nor 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 specif[...]

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