Black Box ServSwitch manual User Stations Attached to Same-Numbered Ports

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MATRIX SERVSWITCH™

5.3 User Stations Attached to Same-Numbered Ports

When there are no more than two users in a Matrix ServSwitch system, both of these users have completely independent global access: that is, each of them can reach any computer in the system, and their actions have no effect on each other, unless one tries to select the same CPU that the other is using (see Section 5.4). This is true as long as the user stations are attached to different-numbered KVM ports: One user must be on KVM 1 and the other must be on KVM 2, even if the user stations are attached to different Switches.

In a daisychained Matrix ServSwitch system with multiple Switches, it is possible to attach additional user stations to the system, so that three or more users can share access to the Switches. This can obviously be very useful when more than just two people need to access your CPUs, or if your CPUs need to be accessible from more than one or two locations. What you must keep in mind when you do this, however, is that all of the users on KVM ports with the same number (all of those on KVM 1 and all of those on KVM 2) have to use the same keyboard/video/ mouse bus that’s carried from Switch to Switch over the Expansion Cables that connect them.

What this means is that as long as users on same-numbered KVM ports remain local users—that is, as long as they only select CPUs that are directly attached to their local Switch—they can continue to operate independently of one another. But when any of these users makes a global connection to a CPU on some other Switch in the system, they must make exclusive use of the Switch system’s KVM bus for their port (KVM 1 or KVM 2); all other user stations on the same KVM port receive a “video path cancel” message and are disconnected from any CPU they currently have selected. None of these users can select any CPUs until the global user relinquishes control of the CPU he or she just selected.

This being the case, we recommend that in any Matrix ServSwitch system with three or more users, you reserve one KVM port or the other (KVM 1 or KVM 2) for a single global user: Connect one and only one user to the ports with this number, and he or she will always be able to access any computer in your system. Let the other port number be for multiple local users who will normally work with the computers attached to their own Switch only, not making global connections to computers on other Switches unless it’s absolutely necessary.

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Contents SW741A-R3 SW742A-R3 SW743A-R3 SW761A-R3 SW762A-R3 SW763A-R3 SW741A-R3 SW742A-R3 SW743A-R3 SW761A-R3 SW762A-R3 SW763A-R3 Welcome to the ServSwitchTM FamilyMatrix Servswitch European Union Declaration of Conformity Matrix Servswitch NOM Statement Contents Table of Contents Matrix Servswitch Appendix Hardware SpecificationsMaximum SpecificationsPower Temperature ToleranceWeight Maximum AltitudeComplete Package IntroductionUpgradability FeaturesCompatibility SecurityOn-Screen Display Technology FlexibilityFront Panel Front panel of a 2 x 16 Matrix ServSwitch SW743A-R3Panel Label Description Right/Green CPU PowerLeft/Red Select Rear Panel Designation Connector DescriptionKVM 1 See SectionRS-232 N Equipment Requirements Cable RequirementsQuick Setup Guide Installation and PreconfigurationCpus Installation and Preconfiguration Matrix Servswitch Keyboard mapping by the Matrix ServSwitch Monitor Video quality vs. distance for original Serv cables Video quality vs. distance for coaxial cables Important Note Installation ProcedureRackmounting Optional Connecting Cpus Connecting Other Matrix Servswitches Optional Powering UP the Switches Switching and Accessing the Display from the Keyboard Expansion Module and its input and output ports Daisychaining Matrix ServSwitchesBus topology Ring topology Power-Up Procedure Diagnostic screen Ports see Section Diagnostic Messages DescriptionSection Main Program Error Kernel ErrorSram Error Configuration Checksum ErrorKernel is bad, load new kernel through serial port Error reason Hit space bar within 5 seconds to get serial options menu Initial Configuration Initially Configuring Multiple Daisychained Units CPU Ports KVM Full ConfigurationUsing the Menu Saving configuration changes Configure password Configuring the SystemStarting computer number PC keyboard delayMaximum computer PC keyboard rateMenu color scheme Sun keyboard language multiplatform models onlyScreen saver Screen saver timePosition Background color, text colorFadeout Computer Number Configuring ComputersComputer Name Keyboard Bus Configuring User StationsKVM Name ResolutionStart ProfilePassword Configuring User DefinitionsUser name Configure Profile Configuring User ProfilesName AccessConnect Scan ShareLogout Group n where n = 1 through Configuring GroupsComputer Group Name Status PowerComputers SlotUser VerStatus Logging On-Screen Functions, Same-Port Users, and Connection ModesStatus Control Room Connection-Status MessagesReasons for connection failure Disconnect-status message Reasons for disconnection User Stations Attached to Same-Numbered Ports A 6-user-by-8-computer Matrix ServSwitch/ServShare system Connection Modes Connection dynamics between users Command Summary Keyboard CommandsKeyboard Commands Display CPU List Ctrl Esc Display Configuration Menu Ctrl F12Switch to the Previous Port in Sequence Ctrl Switch to the Next Port in Sequence Ctrl +Switch to the Prior Port Ctrl ← or Ctrl Backspace Select Computer Ctrl xxxx EnterDisplay User-Station Status Ctrl D Reset Ctrl RLog Out Ctrl L Disconnect Ctrl QSend Null Byte to PS/2 Type Mouse Ctrl N Reset/Enable Mouse in Windows NT and Unix Ctrl OStart Scan Ctrl S Identify Firmware Revision CtrlEnd Scan Ctrl Pass This Command Through Ctrl X or Ctrl TabBasic Setup Establishing a Serial Connection Using the Serial PortsSerial Options Menu Using the Serial PortsEnter the starting cpu number → Waiting for file Receive failed Try again Y/N Sending flash program code to system Flash programming Option 8. Exit and Restart Unit Common Problems TroubleshootingCharacters that you type come up wrong or missing You can’t switch ports from the keyboardAn IBM compatible computer’s mouse driver doesn’t load You can’t seem to scan or switch to certain ports at allYour PS/2 mouse gets out of sync You can’t access all the functions of your mouseYour mouse doesn’t move the pointer/cursor Your video is not synchronized or is the wrong color Your monitor display is fuzzyMatrix ServSwitch doesn’t work with your IBM ThinkPad Matrix ServSwitch doesn’t work with your docking stationYour on-screen display is not synchronized Shipping and Packaging Calling Black BoxDerived from hardware Appendix a Nvram Factory Defaults100 Appendix B Cable Product Codes 102 103 Appendix C Pinout of Serial Ports Key Pressed on Scan Code LK461 Keyboard Appendix D The LK461 KeyboardSetting the RING/BUS Jumper Jumper JP1 on Expansion Modules Appendix E Installing Modules Matrix ServSwitchSwapping In an Expansion Module Swapping In a Terminator Module Not Recommended Appendix F Rackmounting Matrix ServSwitch Figure F-1. Rackmount assembly Page Page
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ServSwitch specifications

The Black Box SRX ServSwitch is an innovative KVM (Keyboard, Video, Mouse) switch that offers robust solutions for managing multiple computers from a single workstation. This device stands out in environments ranging from data centers to broadcasting studios, where efficient control over multiple systems is crucial.

One of the key features of the SRX ServSwitch is its high-resolution video support. It can handle video resolutions up to 4K at 60Hz, ensuring that users can enjoy sharp and clear visuals without lag. This level of performance is essential for professionals who rely on precise graphics for tasks such as video editing and design work.

The SRX ServSwitch employs advanced USB technology, allowing for seamless connectivity with various peripherals. It supports USB 2.0 devices, which means users can connect printers, external drives, and other devices without worrying about compatibility issues. Additionally, the switch allows for USB device sharing, enabling multiple computers to access the same peripherals efficiently.

Security is a significant concern in today’s IT environments, and the Black Box SRX ServSwitch addresses this through its advanced security features. It includes support for secure booting and end-to-end encryption, ensuring that data remains protected when switching between systems. This makes it suitable for environments that handle sensitive information, such as financial institutions or healthcare facilities.

The design of the SRX ServSwitch is another standout characteristic. With its easy-to-use interface, users can quickly switch between connected systems using hotkey commands or the push-button interface. This usability improves productivity since users can manage multiple systems without the hassle of different keyboards and mice.

Furthermore, the SRX ServSwitch is built to be scalable, allowing for the addition of more channels as needed. This flexibility means that organizations can adapt their KVM switch setup as their operational needs grow. It supports both local and remote management, offering organizations the ability to control systems from various locations seamlessly.

The build quality of the Black Box SRX ServSwitch is robust, designed to handle the rigors of continuous use in demanding environments. It is compatible with various operating systems, ensuring that users can integrate it into their existing setups without significant reconfiguration.

In summary, the Black Box SRX ServSwitch offers a comprehensive solution for KVM management, characterized by high-resolution video support, USB compatibility, security features, easy usability, scalability, and durability. It is a valuable investment for organizations seeking an efficient way to manage multiple systems centrally.