CE252 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.
CE252 User Manual User Information Online Registration Be sure to register your product at our online support center: International http://support.aten.com North America ATEN TECH http://www.aten-usa.com/product_registration ATEN NJ http://support.aten.com Telephone Support For telephone support, call this number: International 886-2-8692-6959 North America...
It covers all aspects of installation, configuration and operation. An overview of the information found in the manual is provided below. Chapter 1, Introduction, introduces you to the CE252 system. Its purpose, features and benefits are presented, and its front and back panel components are described.
For information about all ATEN products and how they can help you connect without limits, visit ATEN on the Web or contact an ATEN Authorized Reseller. Visit ATEN on the Web for a list of locations and telephone numbers: International http://www.aten.com...
Setup is easy – simply connect the computer system box (or KVM switch) and Local Console to the CE252 Local Unit; run a Cat. 5 cable to the CE252 Remote Unit (up to 300 meters away); finally plug the Remote Console into the Remote...
CE252 User Manual Features Local and Remote units connect at distances up to 300m using Cat. 5 cable Dual Console Operation – control the system from both the local and remote consoles Remote unit allows additional PC connection Built-in ASIC for greater reliability and compatibility PS/2 and Microsoft Intellimouse supported Pushbutton selection –...
A 6-pin mini-DIN keyboard port Cables Although it is possible to use standard KVM cables to link the computers with PS/2 type keyboard and mouse ports to the CE252, for optimal signal integrity ATEN recommends using the KVM cables provided with this package.
CE252 User Manual Components CE252L Front View Description Function KVM Port The KVM cable that links the CE252L to the local computer plugs in here. Local LED The Local Unit has two LEDs to indicate the operating status of the Local and Remote Units. See LED Remote LED Display, page 16, for operating status details.
1. Introduction CE252R Front View Description Function KVM Port The KVM cable that links the CE252R to the remote computer plugs in here. Manual Gain Control Use a flathead screwdriver or another similar object to manually adjust the signal gain. Auto/Manual Gain This allows you to toggle between Auto and Manual Selection Switch...
CE252 User Manual CE252L / CE252R Rear View Description Function Power Jack The cable from the AC Power Adapter connects here.* Keyboard / Mouse These PS/2 ports are for the Console’s keyboard Ports (purple) and mouse (green). Remote I/O The Category 5 cable that connects the Remote and Local Units plugs in here.
Chapter 2 Hardware Setup 1. Important safety information regarding the placement of this device is provided on page 17. Please review it before proceeding. 2. Make sure that all the devices you will be connecting are properly grounded. Rack Mounting For convenience and flexibility, the CE252L and CE252R can be mounted on system racks.
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CE252 User Manual 3. Screw the bracket into any convenient location on the rack.
2. Hardware Setup Installation Grounding To prevent damage to your installation it is important that all devices are properly grounded. 1. Use the two grounding wires supplied with this package to ground both units by connecting one end of the wire to the grounding terminal, and the other end of the wire to a suitable grounded object.
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CE252 User Manual 4. For increased grounding protection, use STP (shielded twisted pair) cable to connect the local and remote units. There are two methods that can be used: a) In addition to the eight paired wires, STP cable also contains a grounding wire.
2. Hardware Setup Setting Up Setting up the CE252 is simply a matter of plugging in the cables. Refer to the installation diagram on the following page (the numbers in the diagram correspond to the numbered steps) and do the following: 1.
CE252 User Manual Installation Diagram Remote Front View Local Front View cable Local PC Remote PC Local Rear View Remote Rear View Cat. 5 cable Power adapter cable (Optional)
Chapter 3 Operation Access Methods By default, the Remote Console allows you to access computers connected to the Local Unit (via the KVM switch). Moreover, the Remote Console offers access to computers connected to the Remote Unit. For example, an additional computer or KVM switch connected to the Remote Unit.
CE252 User Manual Auto Scan Mode (ASM) The Auto Scan feature automatically toggles the KVM focus between the Local and Remote Units at regular intervals. As a result, any computers connected to each can be monitored without user intervention. The default time interval is 5 seconds.
3. Operation Using Gain Controls After installing the CE252R/L, you can adjust the strength of the video signal (Gain). There are two available Gain controls: Automatic and Manual. Select the Automatic Gain slide switch on the Remote Unit to let CE252R/L adjust the video signal strength.
CE252 User Manual LED Display The CE252 Local and Remote Units have front panel LEDs to indicate their operating status, as shown in the tables, below: CE252L (Local Unit) Auto Local 1. Lights when the local console is active (the Remote LED is out).
Appendix 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.
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CE252 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.
Appendix 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.
CE252 User Manual Technical Support Technical support is available both by email and online (with a browser over the web): International Email Support support@aten.com Online Technical Support http://support.aten.com Support Troubleshooting http://www.aten.com Documentation Software Updates Telephone Support 886-2-8692-6959 North America Email Support ATEN TECH support@aten-usa.com...
Appendix Specifications Function CE252L CE252R Connectors Console Keyboard 1 x 6-pin Mini-DIN Female (Purple) Port Video 1 x HDB-15 Female (Blue) Mouse 1 x 6-pin Mini-DIN Female (Green) KVM Port 1 x SPHD-15 Female (Yellow) Link 1 x RJ-45 Female Power adapter 1 x DC Jack LEDs...
CE252 User Manual VGA Pin Assignments Signal Signal Signal Red Video Analog Ground Green Video Analog Ground Blue Video Analog Horizontal Ground Sync Vertical Sync Ground Ground TP Wiring Diagram PAIR 3 PAIR 2 PAIR 1 PAIR 4 1 2 3 4 5 6...
Poor video quality with Previous models of the CE252 should not be used with replacement units. newer models. Both the Local Unit and the Remote Unit should be replaced at the same time to ensure...
CE252 User Manual About SPHD Connectors This product uses SPHD connectors for its KVM and/or Console ports. We have specifically modified the shape of these connectors so that only KVM cables that we have designed to work with this product can be connected.
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