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User Manual
CS-74A
Read this guide thoroughly and follow the installation and operation
procedures carefully in order to prevent any damage to the unit and/or
any devices that connect to it.
This package contains:
1 Master View CS-74A KVM Switch
4 CS Custom KVM Cables
1 Console Connector Cable
1 User Manual
1 Quick Start Guide
If anything is damaged or missing, contact your dealer.
®
© Copyright 2003 ATEN International Co., Ltd.
Manual Part No. PAPE-1225-1AT
Printed in Taiwan 02/2003
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Note: This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to Part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses and can radiate radio frequency energy, and if not installed and used in accordance with the instruction manual, may cause interference to radio communications. However, there is no guarantee that interference
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Overview The CS-74A KVM (Keyboard, Video, Mouse), Switch is a control unit that allows the control of up to four computers from a single console (keyboard, monitor, and mouse). With its custom designed connectors, the CS-74A reduces the number of ports required for a 4 Port KVM switch from 15 (10 PS/2 and 5 HDB-15) to only 5 (4 custom designed SPDB-15 connectors for the computer attachments, and a single, custom designed, integrated, SPDB-15 connector for the keyboard, video, and mouse). The spe
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Features Compact Vertical-Standing Design Custom Connector Layout Requires Only 5 Ports - 4 SPDB-15 Connectors for Linking to the Computers - A Single, Integrated, SPDB-15 Connector For the Keyboard, Video, and Mouse Console Custom ASIC For Enhanced Performance Easy to Install - No Software Required - Connecting Cables to the Computers Is All It Takes Easy to Operate - Computer Selection Via Port Selection Switches or Hotkeys Power On Detection - Automatically Switches to the First P
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System Requirements Console A VGA, SVGA, or Multisync monitor capable of the highest resolution that you will be using on any computer in the installation A PS/2 style keyboard A PS/2 style mouse Computers The following equipment must be installed on each computer that is to be connected to the system: A VGA, SVGA or Multisync port. A 6-pin mini-DIN (PS/2 Style) mouse port. Either a 6-pin mini-DIN (PS/2 Style) keyboard port with +5V DC on pin 4 and Ground on pin 3, or a 5-pin DIN (AT
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Components Front View: 1 & 2 1. Port Selection Switches Press a switch to give the KVM focus to the system attached to its corresponding port. Pressing Buttons 1 and 2 simultaneously for 3 seconds performs a Keyboard and Mouse Reset. Pressing Buttons 3 and 4 simultaneously for 3 seconds starts Auto Scan Mode (see p. 10). 2. Port LEDs The Port LEDs are built into the Port Selection Switches. A lit LED indicates that its corresponding Port is the one that has the KVM focus. Depending on the Po
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Rear / Bottom View 1 3 2 1. CPU Port Connectors* The KVM cables that connect the unit to the mouse, keyboard, and video ports on the computers you are connecting up can plug into any available port. 2. Console Port Connector* The Console Connector Cable plugs in here. * The shape of these 15-pin CPU and Console port connectors has been specifically modified so that only KVM cables designed to work with this switch can plug in (see the Cables section on p. 3 for details). 3. Power Jack The power
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Installation 1. Before you begin, 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. Otherwise, the switch will receive power from the computer. 2. To prevent damage to your installation The CS-74A can either lay flat on the desktop or stand upright. To have it stand upright, unsnap its mounting stand from the o bottom of the unit; turn it 90 ; and snap it back into pla
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3 3 2 1 4 Note: 1. In order to fit into the jack, the power adapter cable should have an L shaped plug. 2. The power adapter should be DC9V with the inside positive and the outside negative: - 7 - 2003-02-18
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Operation Controlling all the computers in your CS-74A installation from a single console could not be easier. Two port selection methods that provide instant access to the computers are available: Manual Port Selection Hotkey Port Selection Manual Port Selection With Manual Port Selection you simply press the appropriate Port Selection switch on the unit’s front panel to give the KVM focus to its corresponding port. The Port LED lights to indicate that its port has the KVM focus. Hotkey Por
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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) Press and release the asterisk key or the minus key; 3) Release the Num Lock key: [Num Lock] + [*]; or: [Num Lock] + [-]; Note: The asterisk or minus key must be released within one half second, otherwise Hotkey invocation is canceled and it has no effect. When Hotkey Mode is active: The Caps Lock and Scroll Lock LEDs flash in succession
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Selecting the Active Port: Each CPU port is assigned a numeric Port ID (1 - 4). Instead of switching to a port with the Port Selection switches, you can give the KVM focus directly to any computer on the installation with a Hotkey combination. The steps involved are: 1. Invoke Hotkey Mode (see p. 9) 2. Press and release the appropriate Port ID number (1, 2, 3, or 4) After you press the number, the KVM focus switches to the designated computer and you automatically exit Hotkey Mode. Auto Scan Mod
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Skip Mode: This feature allows you to skip from the currently active Port to the Previous or Next one with a single keystroke. In contrast to Auto Scan Mode (which switches Ports at a fixed interval), you can dwell on a particular port for as long or as little as you like. To activate Skip Mode: 1. Invoke Hotkey Mode (see p. 9) 2. Press [ ← ] to skip from the current port to the port that comes before it (3 to 2; 2 to 1, etc.). 3. Press [ → ] to skip from the current port to the port that comes
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Selected LED Display Activity Meaning Off Port is not selected. On (Steady) Port is connected to an active computer. Flashing (On and Off equal) Port is connected to an active computer and is being accessed in Auto Scan mode. Flashing (On long; Off short) Port is connected to an active computer and is being accessed in Skip mode. Specifications Function Specification CPU Ports 4 Port Selection Push Button Switches; Hotkeys Connectors CPU 4 x SPDB-15 F (Yellow) Console 1 x SPDB-15 M (Yellow) LEDs
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Troubleshooting Symptom Cause Action 1 Keyboard Loose cables. Check all cable connections to make and/or sure they are completely seated in 2 Mouse Not their sockets. Responding Master View is in Auto Press [Esc] or [Spacebar] to exit Auto Scan or Skip Mode. Scan or Skip Mode. Keyboard needs to be Unplug the keyboard from the Console reset. Keyboard Port, then plug it back in. Mouse needs to be Unplug the mouse from the Console reset. Keyboard Port, then plug it back in. Mouse set to Serial Some
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Troubleshooting Notes: 1. The unit is designed to work with AT and PS/2 keyboards. Older XT (84 key) and some older AT keyboards (those with the function keys on the side), will not work. 2. Some Notebooks, notably the IBM Thinkpad and Toshiba Tecra, have trouble when their mouse and keyboard ports are used simultaneously. To avoid this, only connect the mouse port or the keyboard port. If you connect the mouse port, you will need to use the notebook’s keyboard when the notebook becomes the acti
