KVM-U4 & KVM-U8 4 Port VGA KVM Switch 8 Port VGA KVM Switch Users Guide UMA 1180, Rev 1.1 CUSTOMER SUPPORT INFORMATION Order toll-free in the U.S. 800-959-6439 FREE technical support, Call 714-641-6607 or fax 714-641-6698 Mail order: Hall Research, 1163 Warner Ave. Tustin, CA 92780 Web site: www.hallresearch.com E-mail: info@hallresearch.
Model KVM-U4 * KVM-U8 TRADEMARKS USED IN THIS MANUAL Hall Research and its logo are trademarks of Hall Research. Any other trademarks mentioned in this manual are acknowledged to be the property of the trademark owners.
Port VGA KVM & 8 Port VGA KVM Switches Contents MODEL KVM-U4 .............................................................................................................................3 1.1 GENERAL................................................................................................................... 3 1.2 FEATURES ................................................................................................................. 3 1.3 PACKAGE CONTENTS .........................................
Model KVM-U4 * KVM-U8 MODEL KVM-U4 1.1 General The KVM-U4 is a compact KVM switch for controlling up to 4 computers from a single keyboard, mouse and monitor. It is designed for desktop or rack mounting. 1.2 Features • • • • • • 1.
4 Port VGA KVM & 8 Port VGA KVM Switches 2 KVM-U8 2.1 General The KVM-U8 is a single rack unit 8-port VGA KVM switch to control multiple hosts from a single console. Hosts connect to the switch via a convenient Video/USB combo cable. The switch console natively accepts USB keyboard and mouse but can use PS/2 with PS/2-USB adapters. Up to 8 switches can be linked together to control up to 64 servers. The switch may be accessed from any computer on the LAN with optional plug-in module (KVM-U8-IP). 2.
Model KVM-U4 * KVM-U8 2.4 Front Panel Online Status Indicator Active Selection Indicator Port Selection LED Bank Indicator Reset Combination Bank Selection Figure 1 - Front Panel • • • • • • 2.5 Online Status Indicator: The Red LED indicates when a computer is connected and powered. Active Selection Indicator: The Green LED indicates which port is selected. The LED will flash if no computer is connected to the port. Reset Combination: Press buttons 5 and 0 simultaneously to restart the switch.
4 Port VGA KVM & 8 Port VGA KVM Switches 2.7 Desktop or Rack Mount The KVM-U8 can be mounted on a desktop surface or in a single RU of a standard 19” rack. 2.7.1 Desktop 1. Apply the self-adhesive footpads supplied in the package contents to the four corners of the bottom panel. Figure 3 - Desktop Installation 2.7.2 Rack Mounting 1. Connect the mounting brackets to the sides of the unit as shown below. Figure 4 - Mounting Bracket Installation 2.
Model KVM-U4 * KVM-U8 2.8 Computer/Server Installation The figure below depicts overall system installation with a single Daisy-Chain slave unit.
4 Port VGA KVM & 8 Port VGA KVM Switches 2.8.1 Daisy Chain Connections Up to 8 KVM-U8 switches can be daisy-chained together. Hall Research Ultra-Thin cables are recommended for use in the daisy chain connection but any VGA cable with 15 fully connected lines will work. Connect the Daisy chain HD15 port of the previous switch to the Local Console VGA port of the next switch in the series as shown below.
Model KVM-U4 * KVM-U8 Other KVM switches can also be daisy chained to the KVM-U8 through the host ports. Note that the slave KVM switch must not use the same Hotkey as the KVM-U8. Figure 8 - Daisy Chain Through Host Port 2.8.2 KVM Over IP The KVM-U8-IP is a KVM over IP module that allows the KVM switch console to be accessed through the browser of any PC on the network.
4 Port VGA KVM & 8 Port VGA KVM Switches Installation 1. First power off the KVM-U8 switch. 2. Remove the add-on slot cover. 3. Slide in the KVM over IP module. Make sure it is fully inserted into the slot. 4. Tighten the locking screw to secure the module in place. 5. Connect the RJ45 port to your network. Refer to the KVM-U8-IP User Guide for more information about configuring and using this module. 2.
Model KVM-U4 * KVM-U8 Command Space bar ↑or↓ [1,2,..,8] bank, [01, 02,..,32] port Function Display the OSD Port Name screen Move Up or Down through host ports The first digit is the bank number starting with “1”. The second & third digits are port number starting with “01”. Previous bank Next bank Enable/disable beep sound Enable/disable Screen Saving and auto-logout function. Default is OFF (Disable). Log out current user. Set OSD back to factory defaults (except User Security settings).
4 Port VGA KVM & 8 Port VGA KVM Switches 2.
Model KVM-U4 * KVM-U8 2.12 OSD (On Screen Display) The On Screen Display provides a graphical display and interface for controlling the KVM-U8 switch. The OSD has 4 screens: 1. 2. 3. 4. Login Window Status Screen Port Name Main Menu 2.13 Login Window If the security function is enabled (disabled by default), the Login window will be displayed when the switch is powered up. Figure 10 - Login Window The default SUPERVISOR user name is “00000000” (8 zeros) and the default password is “00000000” (8 zeros).
4 Port VGA KVM & 8 Port VGA KVM Switches 2.15 Port Name The Port Name screen lists the port names and status of a particular bank.
Model KVM-U4 * KVM-U8 2.16 Main Menu The Main Menu has eight options: Language, Port Name Edit, Port Search, User Security, Access List, Hotkey, Time Settings and OSD Mouse. Figure 13 - Main Menu Screen 2.16.1 Language The OSD supports English (default), French, German, Italian, Spanish, Simplified Chinese, Japanese, and Russian. Note that editing the settings can only be done with English alphanumeric. 2.16.2 Port Name Edit You can enter custom names for each host port on any connected bank.
4 Port VGA KVM & 8 Port VGA KVM Switches 2.16.4 User Security The KVM-U8 supports two user levels: SUPERVISOR and USER. There can only be one SUPERVISOR and up to eight USERs. Figure 15 - User Security Screen The first name, S is the SUPERUSER account. The default username and password is “00000000”. 2.16.5 Access List The Access List allows the SUPERVISOR account to assign access privileges to individual USER accounts.
Model KVM-U4 * KVM-U8 2.16.8 OSD Mouse This setting allows you to change the speed of the cursor in the OSD. The three available settings are SLOW, MIDDLE, and FAST. 3 Troubleshooting 3.1 No LED display on KVM Switch • • 3.2 Make sure the KVM Switch has power. If the LED’s still won’t light, perform a soft reset to KVM switch. Power cycle KVM switch. Keyboard or mouse not working • • • • • 3.3 Make sure your keyboard and mouse work fine if directly plugged into the computer.
4 Port VGA KVM & 8 Port VGA KVM Switches 3.4 Computer resolution does not match the monitor’s • • • • 3.5 Video is fuzzy or unclear • • 18 Verify if the monitor works fine if directly connected to the computer. Turn off the computer, wait few seconds then restart. During startup, the computer will try to obtain EDID information about the monitor. Make sure the monitor and KVM switch are ON and running before restarting the computer.
Model KVM-U4 * KVM-U8 4 Technical Specifications Feature KVM-U4 KVM-U8 KVM Type Combo VGA Combo VGA Host Port Connector VGA VGA Host Ports 4 8 Console Type USB or PS/2 USB or PS/2 Max.
4 Port VGA KVM & 8 Port VGA KVM Switches 5 Features Feature KVM-U4 KVM-U8 NA Provide ACL (Access Control List) security function, store up to 8 independent ACL’s of controllable computer lists Multilingual OSD (On Screen Display) control NA 8 languages (English, France, Germen, Spanish, Italian, Russian, Japanese, Simplified Chinese) Auto-Scan Intervals 8 seconds 5 ~ 99 Sec. Security Keyboard Emulation PS/2 or USB Mouse Emulation PS/2 or USB Max.
© Copyright 2011. Hall Research, Inc. All rights reserved. CUSTOMER SUPPORT INFORMATION Order toll-free in the U.S. 800-959-6439 FREE technical support, Call 714-641-6607 or fax 714-641-6698 Mail order: Hall Research, 1163 Warner Ave. Tustin, CA 92780 Web site: www.hallresearch.com E-mail: info@hallresearch.