2-PORT CONSOLE SHARING SWITCH CS221 User Manual www.newstar.
Printed in Taiwan Copyright 12/2004 NewStar
Table of Content ■ Introduction Overview Features ■ Installations Console Connection Computers Connection Initial Power-up ■ Operations Auto mode Manual mode ■ Appendices Specifications Troubleshooting 1 2 3 4 5 6 7 8 9 Please read this manual thoroughly and follow the Installation procedures to prevent any damage to the Switch or any connecting device.
----------------- Introduction Overview The NewStar Console Sharing CS221 is a computer-sharing device that allows two users to share one computer. Based on the first-come-first-served principle, the CS221 automatically switches to a console when either user starts to operate his keyboard or mouse. This multi-user-single-tasking device is a perfect solution for small office environment where files can be shared by two users without the trouble of network.
Features Supports PS/2 keyboard and mouse of different models at each port First-come-first-served basis Automatic or manual selection Operating system independent High VGA resolution: up to 1920 x 1440 Power-free operation No software is required 2
-----------------Installation Console Connection Turn your computer off. Connect two PS/2 keyboards to the mini-DIN-6 ports: K-1 and K-2. And, connect two PS/2 mice to the mini-DIN-6 ports: M-1 and M-2. Then connect two VGA monitors directly to the HDB-15 ports as shown in figure 1.
Computers Connection Keyboard (K), mouse (M) and monitor ports of the computer must be connected to the CS221 as shown in figure 2. Note: If your computer uses an AT style keyboard, you will need an “AT to PS/2 keyboard adapter” at the computer keyboard port.
Initial Power-up Make sure the computer and the NewStar Console Sharing KVM switch are powered down before installation. After connection completes, power up the computer. The NewStar Console Sharing can be powered from the computer. This procedure ensures the NewStar Console Sharing receive computer settings correctly when computer boots.
----------------- Operations Auto Mode On power up, the CS221 is in idle mode broadcasting VGA signal to both monitors and detecting for keyboard and mouse activity. Both User LEDs lit indicating the NewStar Console Sharing is not in use. When either keyboard or mouse activity is detected at one console, the NewStar Console Sharing immediately disables the other Console from accessing the computer. Only one User LED remains lit indicating the NewStar Console Sharing is under user operation.
Manual Mode By pressing the front panel pushbutton, the CS221 cycles its access right from User A -> User B -> Auto -> User A… At any time during operation, pressing the pushbutton forces the NewStar Console Sharing to cycle its access right. Manual mode is useful when a user intends to access the computer for a long period of time. A user may terminate his access by pressing the font pushbutton to select a different port. Hot-key Commands Hot-key command is a short keystroke sequence to set User Timeout.
----------------- Appendices Specifications CS221 No.
Troubleshooting Ensure that all cables are well seated. Check that keyboard and mouse cables are not swapped. Label and bundle the cables for computer and consoles to avoid confusion when connected to the NewStar Console Sharing. Symptom Causes Solutions Keyboard or mouse Loose keyboard/mouse does not work cable connection Make sure the keyboard and mouse connectors are well mated.
Keyboard and mouse do not work at all or from time to time Both keyboards and mice Establish power by applying a use too much power, the power adapter to the switch. computer does not provide enough power. VGA image is fuzzy or not very clear. Poor quality VGA cables Most VGA problem comes from poor-quality VGA cables. Please use a high-quality UL-2919 rated VGA cable to connect from the computer to the switch.
Limited Warranty IN NO EVENT SHALL THE DIRECT VENDOR'S LIABILITY FOR DIRECT OR INDIRECT, SPECIAL, INCIDENTIAL OR CONSEQUENTIAL DAMAGES, LOSS OF PROFIT, LOSS OF BUSINESS, OR FINANCIAL LOSS WHICH MAY BE CAUSED BY THE USE OF THE PRODUCT EXCEEDS THE PRICE PAID FOR THE PRODUCT.
