KH98.book Page i Thursday, April 26, 2007 5:48 PM Health Manager KVM Switch™ KH98 User Manual www.aten.
KH98.book Page ii Thursday, April 26, 2007 5:48 PM KH98 User Manual FCC Information This is an FCC Class A product. In a domestic environment this product may cause radio interference in which case the user may be required to take adequate measures. This equipment has been tested and found to comply with the limits for a Class A digital device, pursuant to Part 15 of the FCC Rules.
KH98.book Page iii Thursday, April 26, 2007 5:48 PM KH98 User Manual User Information Online Registration Be sure to register your product at our online support center: International – http://support.aten.com North America – http://www.aten-usa.com/product_registration Technical Support Telephone: International: 886-2-8692-6959 North America: 1-888-999-ATEN Online: Online technical support is available to ATEN customers through our support center. See Technical Support, page xiii, for details.
KH98.book Page iv Thursday, April 26, 2007 5:48 PM KH98 User Manual Safety Instructions General Read all of these instructions. Save them for future reference. Follow all warnings and instructions marked on the device. Do not place the device on any unstable surface (cart, stand, table, etc.). If the device falls, serious damage will result. Do not use the device near water. Do not place the device near, or over, radiators or heat registers.
KH98.book Page v Thursday, April 26, 2007 5:48 PM KH98 User Manual Position system cables and power cables carefully; Be sure that nothing rests on any cables. When connecting or disconnecting power to hot pluggable power supplies, observe the following guidelines: Install the power supply before connecting the power cable to the power supply. Unplug the power cable before removing the power supply.
KH98.book Page vi Thursday, April 26, 2007 5:48 PM KH98 User Manual Rack Mounting Before working on the rack, make sure that the stabilizers are secured to the rack, extended to the floor, and that the full weight of the rack rests on the floor. Install front and side stabilizers on a single rack or front stabilizers for joined multiple racks before working on the rack. Always load the rack from the bottom up, and load the heaviest item in the rack first.
KH98.book Page vii Thursday, April 26, 2007 5:48 PM KH98 User Manual Package Contents The KH98 package consists of: 1 KH98 KVM Switch 1 Firmware Upgrade Cable 1 Power Cord 1 Rack Mount Kit (Brackets and Phillips head hex M3 x 8 screws) 1 Foot Pad Set (4 pcs.) 1 User Manual* 1 Quick Start Guide 1 Registration Card Check to make sure that all of the components are present and in good order. If anything is missing, or was damaged in shipping, contact your dealer.
KH98.book Page viii Thursday, April 26, 2007 5:48 PM KH98 User Manual Contents FCC Information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ii SJ/T 11364-2006 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ii User Information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . iii Online Registration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
KH98.book Page ix Thursday, April 26, 2007 5:48 PM KH98 User Manual Manual: . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17 OSD: . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17 Hotkey:. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17 Chapter 3. OSD Operation OSD Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
KH98.book Page x Thursday, April 26, 2007 5:48 PM KH98 User Manual Troubleshooting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 55 Stacking and Rack Mounting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 56 Stacking . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 56 Rack Mounting—Front . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 57 Rack Mounting—Rear. . . . . . . . . .
KH98.book Page xi Thursday, April 26, 2007 5:48 PM KH98 User Manual About This Manual This User Manual is provided to help you get the most from your KH98 system. It covers all aspects of installation, configuration and operation. An overview of the information found in the manual is provided below. Overview Chapter 1, Introduction, introduces you to the KH98 System. Its purpose, features and benefits are presented, and its front and back panel components are described.
KH98.book Page xii Thursday, April 26, 2007 5:48 PM KH98 User Manual Conventions This manual uses the following conventions: Monospaced Indicates text that you should key in. [] Indicates keys you should press. For example, [Enter] means to press the Enter key. If keys need to be chorded, they appear together in the same bracket with a plus sign between them: [Ctrl+Alt]. 1. Numbered lists represent procedures with sequential steps.
KH98.book Page xiii Thursday, April 26, 2007 5:48 PM KH98 User Manual Technical Support International Email Support Email your questions and concerns to: support@aten.com Online Support 1. Online technical support is available to ALTUSEN customers through our e-Support Center: http://support.aten.com Technical Support Troubleshooting Documentation Software Updates 2.
KH98.book Page xiv Thursday, April 26, 2007 5:48 PM KH98 User Manual Product Information For information about all ALTUSEN products and how they can help you connect without limits, visit ALTUSEN on the Web or contact an ALTUSEN Authorized Reseller. Visit ALTUSEN on the Web for a list of locations and telephone numbers International – http://www.aten.com North America – http://www.aten-usa.
KH98.book Page 1 Thursday, April 26, 2007 5:48 PM Chapter 1 Introduction Overview The KH98 KVM Switch offers multiple computer access and IPMI based monitoring from a single console (keyboard, monitor, and mouse). IPMI (Intelligent Platform Management Interface) is quickly becoming the industry standard for remote network infrastructure troubleshooting and failure prevention. IPMI provides server hardware health monitoring including CPU temperature, voltage, fan speed, etc.
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KH98.book Page 3 Thursday, April 26, 2007 5:48 PM Chapter 1. Introduction System Requirements Console A VGA, SVGA, or Multisync monitor capable of the highest resolution you will be using on any computer in the installation. A PS/2 style mouse A PS/2 style keyboard Computer The following equipment must be installed on each computer: A VGA, SVGA or Multisync card. A 6-pin mini-DIN (PS/2 style) mouse port.
KH98.book Page 4 Thursday, April 26, 2007 5:48 PM KH98 User Manual Operating Systems The KH98 supports the following operating systems: Microsoft DOS 6.2 and higher Microsoft Windows NT 4 and higher Red Hat Linux 6.0 and higher Mandriva 9.0 and higher SUSE Linux 8.2 and higher Fedora Core 1 and higher Novell NetWare 5.0 and higher FreeBSD 3.51 and higher IBM OS/2 Warp (All versions) IBM AIX 4.
KH98.book Page 5 Thursday, April 26, 2007 5:48 PM Chapter 1. Introduction Components Front View 1 45 9 IPMI Enabled 2 3 6 1. Port LEDs The Port LEDs on the left are the On Line LEDs; the ones to the right are the Selected Port LEDs: The On Line LEDs light GREEN to indicate that the computer attached to the corresponding port is up and running. If the LED is flashing, it indicates that the Port is being used for cascading to another KH98 switch (see Two Stage Installation, page 10).
KH98.book Page 6 Thursday, April 26, 2007 5:48 PM KH98 User Manual 4. LAN LED The LAN LED lights ORANGE to indicate the KH98 unit is connected to the IPMI Management LAN at 10 Mbps. 5. Link LED The LINK LED blinks GREEN to indicate IPMI Management LAN packets are being sent and/or received. 6. Power LED Lights steadily to indicate that the unit is receiving power. Flashes to indicate a low power condition.
KH98.book Page 7 Thursday, April 26, 2007 5:48 PM Chapter 1. Introduction Rear View 1 2 3 4 5 LAN 6 1. Power Socket 2. Power Switch 3. LAN Port (IPMI) The Category 5 cable used to connect the KH98 to the IPMI Management LAN plugs in this RJ-45 connector. See diagram on page 10 for details. 4. Console Port Section If this is a first station unit, your monitor, keyboard and mouse plug in here. If this is a daisy chained unit, the cables that link back to a port on a higher KH98 unit plug in here.
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KH98.book Page 9 Thursday, April 26, 2007 5:48 PM Chapter 2 Hardware Setup Installation 1. Important safety information regarding the placement of this device is provided on page iv. Please review it before proceeding. 2. Make sure that power to all the devices you will be connecting up have been turned off. You must unplug the power cords of any computers that have the Keyboard Power On function.
KH98.book Page 10 Thursday, April 26, 2007 5:48 PM KH98 User Manual 7. Turn on the power to the computers. 1 LAN 3 2 LAN BMC BMC BMC BMC 4 (Out of Band) Two Stage Installation To control and monitor more computers, up to eight additional KH98 units can be cascaded from the KVM ports of the First Stage unit. The cascaded KH98 units that connect back to the First Stage unit are considered Second Stage units. As many as 64 computers can be controlled in a complete two stage installation.
KH98.book Page 11 Thursday, April 26, 2007 5:48 PM Chapter 2. Hardware Setup 4. Use KVM cable sets (described in the Cables section, page 3), to connect any available KVM port on the Second Stage unit to the Keyboard, Video, and Mouse ports of the computers you are installing. 5. Plug the power cord that came with this package into the KH98's Power Socket, and then into an AC power source. 6. Repeat the previous steps for any other Second Stage units you wish to connect. 7. Power on the monitor. 8.
KH98.book Page 12 Thursday, April 26, 2007 5:48 PM KH98 User Manual Three Stage Installation The procedures for setting up a three stage installation are essentially the same as for a two stage installation. With a three stage setup, as many as 512 computers can be controlled in a complete installation. A table showing the relation between the number of computers and the number of KH98 units needed to control them is provided on page 51. Note: 1.
KH98.book Page 13 Thursday, April 26, 2007 5:48 PM Chapter 2. Hardware Setup Note: The Power On sequence requires that all First Stage units be powered on first. After they are all on, the Second Stage units must be powered on next. After all the Second Stage units are on, the Third Stage unit must be powered on. After completing this sequence, power on the computers.
KH98.book Page 14 Thursday, April 26, 2007 5:48 PM KH98 User Manual Setup Considerations Hot Plugging The KH98 supports hot plugging. Components can be removed and added back into the installation by unplugging and replugging their cables from their respective ports without the need to shut the switch down. For hot plugging to work properly, the following procedures must be observed: Hot Plugging KVM Ports: When hot plugging cables from the KVM ports: 1.
KH98.book Page 15 Thursday, April 26, 2007 5:48 PM Chapter 2. Hardware Setup Powering Off and Restarting If it becomes necessary to Power Off one of the KH98 units, before starting it back up you must do the following: 1. Shut down all the computers that are attached to the unit. If there are stations cascaded down from it, all the cascaded stations and the computers attached to them must be shut down, as well. Note: 1.
KH98.book Page 16 Thursday, April 26, 2007 5:48 PM KH98 User Manual Port ID Numbering Each KVM Port on a KH98 installation is assigned a unique Port ID. You can directly access any computer on any level of the installation by specifying the Port ID of the KVM port that the computer is connected to - either with the Hotkey port selection method, or with the OSD. The Port ID is a one, two, or three digit number.
KH98.book Page 17 Thursday, April 26, 2007 5:48 PM Chapter 2. Hardware Setup Port Selection The KH98 provides three methods to obtain instant access to any computer on your installation: Manual, OSD, and Hotkey. Manual: Simply press the appropriate Port Selection Switch on the unit's front panel. After you press the switch, the Selected LED lights to indicate that the port has the KVM focus. The OSD (see page 19) automatically switches to highlight the computer that you have selected. Note: 1.
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KH98.book Page 19 Thursday, April 26, 2007 5:48 PM Chapter 3 OSD Operation OSD Overview The On Screen Display (OSD) provides a visual, menu-driven, mouse enabled, interface that offers quick and convenient computer access and control, as well as efficient system administration including user management (access rights, passwords, etc.). Each OSD menu option activates a function that configures and controls the operation of the KVM installation. All procedures start from the OSD Main Screen.
KH98.book Page 20 Thursday, April 26, 2007 5:48 PM KH98 User Manual When you invoke the OSD, a screen similar to the one below appears: F1:GOTO F3:SET F2:LIST F4:ADM ADMINISTRATOR LIST:ALL PN QV 1 2 3 4 5 6 7 8 F5:BMC F6:PET F7:SCAN X z F8:LOUT zz NAME ATEN INTL.CO. 1 ATEN INTL.CO. 2 IGW S.L. FAX SERVER 1 FAX SERVER 2 WEB SERVER 1 WEB SERVER 2 MAIL SERVER 1 Note: 1. The diagram depicts the Administrator's Main Screen.
KH98.book Page 21 Thursday, April 26, 2007 5:48 PM Chapter 3. OSD Operation OSD Main Screen Headings Heading Explanation PN This column lists the Port ID numbers for all the Computer Ports on the installation. The simplest method to access a particular computer is move the Highlight Bar to it, then press Enter. QV If a port has selected for Quick View scanning (see Set Quick View Ports, p. 28), an arrowhead displays in this column to indicate so.
KH98.book Page 22 Thursday, April 26, 2007 5:48 PM KH98 User Manual OSD Functions OSD functions are used to configure and control the OSD. For example, rapidly switching to any port; scanning only selected ports; limiting the list of ports you wish to view; designating a port as a Quick View Port; managing port names; or making OSD setting adjustments. To access an OSD function: 1. Either Click a Function Key field at the top of the Main Screen, or press a Function Key on the keyboard. 2.
KH98.book Page 23 Thursday, April 26, 2007 5:48 PM Chapter 3. OSD Operation F2 LIST: This function lets you broaden or narrow the scope of which ports the OSD displays (lists) on the Main Screen. Many of the OSD functions only operate on the computers currently selected for Listing on the Main Screen with this function. The submenu choices and their meanings are given in the table below: Choice Meaning ALL Lists all of the ports on the installation.
KH98.book Page 24 Thursday, April 26, 2007 5:48 PM KH98 User Manual F3 SET: This function allows the Administrator and each User to set up his own working environment. A separate profile for each is stored by the OSD and is activated according to the Username that was provided during Login. To change a setting: 1. Double Click it; or move the highlight bar to it, then press [Enter]. 2. After you select an item, a submenu with further choices appears.
KH98.book Page 25 Thursday, April 26, 2007 5:48 PM Chapter 3. OSD Operation (Continued from previous page.) Setting Function PORT ID DISPLAY MODE Selects how the Port ID is displayed: the Port Number alone (PORT NUMBER); the Port Name alone (PORT NAME); or the Port Number plus the Port Name (PORT NUMBER + PORT NAME). The default is PORT NUMBER + PORT NAME). SCAN DURATION Determines how long the focus dwells on each port as it cycles through the selected ports in Auto Scan Mode (see F7 SCAN, p. 34).
KH98.book Page 26 Thursday, April 26, 2007 5:48 PM KH98 User Manual F4 ADM: F4 is an Administrator only function. It allows the Administrator to configure and control the overall operation of the OSD. To change a setting Double Click it; or use the Up and Down Arrow Keys to move the highlight bar to it then press [Enter]. After you select an item, a submenu with further choices appears. Double Click the choice you want, or move the Highlight Bar to it then press [Enter].
KH98.book Page 27 Thursday, April 26, 2007 5:48 PM Chapter 3. OSD Operation (Continued from previous page.) Setting EDIT PORT NAMES Function To help remember which computer is attached to a particular port, every port can be given a name. This function allows the Administrator to create, modify, or delete port names. To Edit a port name: 1. Click the port you want, or use the Navigation Keys to move the highlight bar to it, then press [Enter]. 2. Key in the new Port Name, or modify/delete the old one.
KH98.book Page 28 Thursday, April 26, 2007 5:48 PM KH98 User Manual (Continued from previous page.) Setting SET QUICK VIEW PORTS Function This function lets the Administrator select which Ports to include as Quick View ports. To select/deselect a port as a Quick View Port, Double Click the port you want, or use the Navigation Keys to move the highlight bar to it, then press [Enter].
KH98.book Page 29 Thursday, April 26, 2007 5:48 PM Chapter 3. OSD Operation (Continued from previous page.) Setting Function FIRMWARE Displays the current firmware version installed on the KH98. In VERSION/UPGRADE order to upgrade the KH98's firmware (see Chapter 5), you must first invoke Firmware Upgrade Mode with this setting. Only the Super Administrator responsible for the Master Station can access this feature.
KH98.book Page 30 Thursday, April 26, 2007 5:48 PM KH98 User Manual (Continued from previous page.) Setting SET KVM IP & MAC Function Allows you to configure and view the KH98 network information. This is necessary to establish a network connection with the IPMI enabled servers in your installation. KVM IP: Use this option to set the IP address of your KH98. There are two options to choose from: DHCP and USER DEFINED. 1. Select the SET TCP/IP field, then press [Enter]. 2.
KH98.book Page 31 Thursday, April 26, 2007 5:48 PM Chapter 3. OSD Operation F5 BMC: Clicking the F5 field or pressing [F5] establishes a session with IPMI enabled servers in your KH98 installation. Use this function if you would like to monitor the health of servers in your IPMI Management LAN. See Installation, page 9 for hardware setup instructions. To receive PET alerts, please refer to F6 PET:, page 33.
KH98.book Page 32 Thursday, April 26, 2007 5:48 PM KH98 User Manual Setting SYSTEM POWER RESET Function Allows you to reboot the server. This option does not appear on the OSD screen when the IPMI server is powered off. Note: Only an Administrator can access this option. Note: Whilst in F5 BMC mode, click the F11 field or press [F11] to switch to the selected port on the OSD screen.
KH98.book Page 33 Thursday, April 26, 2007 5:48 PM Chapter 3. OSD Operation F6 PET: Clicking the F6 field, or pressing [F6], displays the Platform Event Trap alerts received from any IPMI enabled server in your KH98 installation. PET alerts are triggered whenever an a monitored event occurs on an IPMI enabled server’s platform. These PET alerts contain information such as event type (temperature threshold exceeded, power fault, etc.), BMC IP address, time when it was triggered, sensor type, etc.
KH98.book Page 34 Thursday, April 26, 2007 5:48 PM KH98 User Manual F7 SCAN: Clicking the F7 field or pressing [F7] invokes Auto Scan Mode. This function allows you to automatically switch among the available computers at regular intervals so that you can monitor their activity without having to take the trouble of switching manually. The selection of computers to be included for Auto Scanning is made with the Scan Mode setting under the F3 SET function (see p. 24).
KH98.book Page 35 Thursday, April 26, 2007 5:48 PM Chapter 3. OSD Operation F8 LOUT: Clicking the F8 field, or pressing [F8] logs you out of OSD control of the computers, and blanks the Console screen. This is different from simply pressing [Esc] when you are at the Main Screen to deactivate the OSD. With this function you must log in all over again to regain access to the OSD, whereas with [Esc], all you have to do to reenter the OSD is tap the OSD Hotkey. Note: 1.
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KH98.book Page 37 Thursday, April 26, 2007 5:48 PM Chapter 4 Hotkey Operation Hotkey Port Control Hotkey Port Control allows you to provide KVM focus to a particular computer directly from the keyboard. The KH98 provides the following Hotkey Port Control features: Selecting the Active Port Auto Scanning Invoking Hotkey Mode All Hotkey operations begin by invoking Hotkey Mode. Invoking Hotkey Mode takes three steps: 1. Press and hold down the Num Lock key 2.
KH98.book Page 38 Thursday, April 26, 2007 5:48 PM KH98 User Manual Selecting the Active Port Each Computer Port is assigned a Port ID (see Port ID Numbering, p. 16). You can directly access any computer on the installation with a Hotkey combination that specifies the Port ID of the Computer Port that the computer is connected to. The steps involved are: 1. Invoke Hotkey Mode (see p. 37). 2. Key in the Port ID The Port ID numbers display on the Command Line as you key them in.
KH98.book Page 39 Thursday, April 26, 2007 5:48 PM Chapter 4. Hotkey Operation Auto Scanning Auto Scan automatically switches among all the active Computer Ports that are accessible to the currently logged on User at regular intervals, so that he can monitor their activity automatically. (See Scan Mode of the OSD F3 SET function, p. 24 for information regarding accessible ports).
KH98.book Page 40 Thursday, April 26, 2007 5:48 PM KH98 User Manual Invoking Auto Scan To start Auto Scanning, key in the following Hotkey combination: 1. Invoke Hotkey Mode (see p. 37). 2. Press [A]. You automatically exit Hotkey Mode, and enter Auto Scan Mode, and Auto Scanning begins. While you are in Auto Scan Mode, you can pause the scanning in order to keep the focus on a particular computer either by pressing P or with a Left Click of the mouse.
KH98.book Page 41 Thursday, April 26, 2007 5:48 PM Chapter 4. Hotkey Operation Hotkey Beeper Control The Beeper (see Activate Beeper, p. 27) can be Hotkey toggled On and Off. To toggle the Beeper, key in the following Hotkey combination: 1. Invoke Hotkey Mode (see p. 37). 2. Press [B] The Beeper toggles On or Off. The Command Line displays Beeper On or Beeper Off for one second; then the message disappears and you automatically exit Hotkey Mode.
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KH98.book Page 43 Thursday, April 26, 2007 5:48 PM Chapter 5 The Firmware Upgrade Utility Introduction The purpose of the Windows-based Firmware Upgrade Utility (FWUpgrade.exe) is to provide an automated process for make upgrading the KVM switch's firmware as smooth and painless as possible. The Utility comes as part of a Firmware Upgrade Package that is specific for each device. As new firmware revisions become available, new firmware upgrade packages are posted on our web site: http://www.aten.
KH98.book Page 44 Thursday, April 26, 2007 5:48 PM KH98 User Manual Before You Begin To prepare for the firmware upgrade, do the following: 1. From a computer that is not part of your KVM installation go to our Internet support site and choose the model name that relates to your device to get a list of available Firmware Upgrade Packages. 2. Choose the Firmware Upgrade Package you want to install (usually the most recent), and download it to your computer. 3.
KH98.book Page 45 Thursday, April 26, 2007 5:48 PM Chapter 5. The Firmware Upgrade Utility Performing the Upgrade Starting the Upgrade To upgrade your firmware: 1. Run the downloaded Firmware Upgrade Package file - either by double clicking the file icon, or by opening a command line and keying in the full path to it. The Firmware Upgrade Utility Welcome screen appears: 2. Read and Agree to the License Agreement (enable the I Agree radio button).
KH98.book Page 46 Thursday, April 26, 2007 5:48 PM KH98 User Manual 3. Click Next to continue. The Firmware Upgrade Utility main screen appears: The Utility inspects your installation. All the devices capable of being upgraded by the package are listed in the Device List panel. 4. As you select a device in the list, its description appears in the Device Description panel.
KH98.book Page 47 Thursday, April 26, 2007 5:48 PM Chapter 5. The Firmware Upgrade Utility 5. After you have made your selection(s), Click Next to perform the upgrade. If you enabled Check Firmware Version, the Utility compares the device's firmware level with that of the upgrade files. If it finds that the device's version is higher than the upgrade version, it brings up a dialog box informing you of the situation and gives you the option to Continue or Cancel. .
KH98.book Page 48 Thursday, April 26, 2007 5:48 PM KH98 User Manual Upgrade Succeeded After the upgrade has completed, a screen appears to inform you that the procedure was successful: Click Finish to close the Firmware Upgrade Utility.
KH98.book Page 49 Thursday, April 26, 2007 5:48 PM Chapter 5. The Firmware Upgrade Utility Upgrade Failed If the upgrade failed to complete successfully a dialog box appears asking if you want to retry. Click Yes to retry. If you Click No, the Upgrade Failed screen appears: Click Cancel to close the Firmware Upgrade Utility. See the next section, Firmware Upgrade Recovery, for how to proceed.
KH98.book Page 50 Thursday, April 26, 2007 5:48 PM KH98 User Manual Firmware Upgrade Recovery There are basically two conditions that call for firmware upgrade recovery: When you invoke Firmware Upgrade Mode (see p. 29), but decide not to proceed with the upgrade. When the Mainboard firmware upgrade fails. To perform a firmware upgrade recovery, do the following: 1. Power off the switch. 2. Slide the Firmware Upgrade Recovery Switch (see p. 7) to the Recover position. 3.
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KH98.book Page 53 Thursday, April 26, 2007 5:48 PM Appendix Specifications Function Computer Specification Direct 8 Max.
KH98.book Page 54 Thursday, April 26, 2007 5:48 PM KH98 User Manual Environment Physical Properties Function Specification Operating temp 0-50° C Storage temp -20-60° C Humidity 0-80% RH Housing Metal Weight 2.88 kg Dimensions L x W x H 43.30 x 16.00 x 4.
KH98.book Page 55 Thursday, April 26, 2007 5:48 PM Appendix Troubleshooting Symptom Possible Cause Either the Pressing the Hotkeys gets no connection from the selected port to the response target computer has been broken, or the computer is turned OFF Improper keyboard reset Action Check the online LED for the selected port. If it is not lit: 1. Manually press one of the Select switches to connect to a computer that is powered ON. 2. Check the cables to make sure they are all properly connected. 1.
KH98.book Page 56 Thursday, April 26, 2007 5:48 PM KH98 User Manual Stacking and Rack Mounting The KH98 can be stacked on the desktop or rack mounted by a variety of different methods in 1U of rack space. The procedures for each method are described in the following sections. Note: Allow at least 5.1 cm on each side for adequate ventilation and 12.7 cm at the rear for power cord and cable clearance.
KH98.book Page 57 Thursday, April 26, 2007 5:48 PM Appendix Rack Mounting—Front 1. Remove the two screws from the sides at the front of the unit. 2. Use the M3 x 8 Phillips head hex screws supplied with the rack mounting kit to screw the rack mounting brackets into the sides at the front of the unit. (Continues on next page.
KH98.book Page 58 Thursday, April 26, 2007 5:48 PM KH98 User Manual 3. Place the switch in the rack. Position it so that the holes in the mounting brackets line up with those in the rack. Secure the mounting brackets to the front of the rack. Cage nuts are provided for racks that are not prethreaded.
KH98.book Page 59 Thursday, April 26, 2007 5:48 PM Appendix Rack Mounting—Rear 1. Remove the two screws from the sides at the rear of the unit. 2. Use the M3 x 8 Phillips head hex screws supplied with the rack mounting kit to screw the rack mounting brackets into the sides at the rear of the unit.
KH98.book Page 60 Thursday, April 26, 2007 5:48 PM KH98 User Manual 3. Place the switch in the rack. Position it so that the holes in the mounting brackets line up with those in the rack. Secure the mounting brackets to the rear of the rack. Cage nuts are provided for racks that are not pre-threaded.
KH98.book Page 61 Thursday, April 26, 2007 5:48 PM Appendix Limited Warranty IN NO EVENT SHALL THE DIRECT VENDOR'S LIABILITY EXCEED THE PRICE PAID FOR THE PRODUCT FROM THE DIRECT, INDIRECT, SPECIAL, INCIDENTAL OR CONSEQUENTIAL DAMAGES RESULTING FROM THE USE OF THE PRODUCT, DISK OR ITS DOCUMENTATION.
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