Page 2 - Trademarks Used in this Manual
724-746-5500 | blackbox.com ACS253A-CT Page 2 Trademarks Used in this Manual We‘re here to help! If you have any questions about your application or our products, contact Black Box Tech Support at 724-746-5500 or go to blackbox.com and click on “Talk to Black Box.” You’ll be live with one of our tec...
Page 3 - FCC and IC RFI Statements; Statements
724-746-5500 | blackbox.com ACS253A-CT FCC and IC RFI Statements Page 3 Federal Communications Commission and Industry Canada Radio Frequency Interference Statements This equipment generates, uses, and can radiate radio-frequency energy, and if not installed and used properly, that is, in strict acc...
Page 4 - NOM Statement; Todas las instrucciones de operación y uso deben ser seguidas.
724-746-5500 | blackbox.com ACS253A-CT Page 4 NOM Statement Instrucciones de Seguridad(Normas Oficiales Mexicanas Electrical Safety Statement) 1. Todas las instrucciones de seguridad y operación deberán ser leídas antes de que el aparato eléctrico sea operado. 2. Las instrucciones de seguridad y ope...
Page 5 - Safety Precautions and Installation Guidelines; • Try not to route a CATx link cable alongside power cables.
724-746-5500 | blackbox.com ACS253A-CT Safety Precautions and Installation Guidelines Page 5 Safety Precautions and Installation Guidelines To ensure reliable and safe long-term operation, please note the following installation guidelines: • Do not use CATx devices to link between buildings—use fibe...
Page 6 - Table of Contents
724-746-5500 | blackbox.com Page 6 ACS253A-CT Table of Contents Quick Setup ................................................................................................................................................................................ 7 QS1. Video Input /Output .......................
Page 7 - Quick Setup Guide; Carry out the VGA Input Setup procedure
724-746-5500 | blackbox.com Page 7 ACS253A-CT Quick Setup Guide Quick Setup This section briefly describes how to install your KVM extender system and optimize the video signals. Unless you are an experienced user, we recommend that you follow the full procedures described in the rest of this manual...
Page 8 - QS2. Local Video Output
724-746-5500 | blackbox.com Page 8 ACS253A-CT Quick Setup Guide QS1. Video Input/Output If possible, always use the DVI output from your computer’s video card and DVI input to a monitor. This provides the optimum video signal. If you use a VGA output from your graphics source, the ACS253A local unit...
Page 10 - Chapter 1: Specifications; Each unit: Metal case
724-746-5500 | blackbox.com Page 10 ACS253A-CT Chapter 1: Specifications 1. Specifications Chassis — Each unit: Metal case Compatibility — ACS253A-CT, ACS253A-MM, ACS253A-SM: Keyboard/mouse: PS/2; Video: VGA, DVI; ACS253A-U-MM-R2, ACS253A-U-SM-R2: Keyboard/mouse: USB; Video: VGA, DVI Video Compatibi...
Page 11 - Terms Used in this Guide; The following terms are used in this guide:
724-746-5500 | blackbox.com Page 11 ACS253A-CT Chapter 2: Overview 2. Overview 2.1 Introduction The ServSwitch KVM Extender DVI/VGA system consists of a local unit (transmitter) and a remote unit (receiver). The local unit connects directly to the computer (or a KVM switch system) using the supplied...
Page 12 - There are five products in the range and various upgrade kits:
724-746-5500 | blackbox.com Page 12 ACS253A-CT Chapter 2: Overview • Transparent serial port (on certain models) enables any serial device to be extended (up to 19.2K Baud). The serial port may be used to extend one device (requiring handshaking lines), or up to three simple serial devices (no hands...
Page 13 - All USB types are also supplied with:; Hardware Description
724-746-5500 | blackbox.com Page 13 ACS253A-CT Chapter 2: Overview All PS/2 models are also supplied with: • KVM CPU cable 6-foot (1.8-m) with PS/2 (6-pin mini DIN male-to-male) keyboard and mouse connector and DVI-I video (DVI-I dual link male-to-male) connector All USB types are also supplied with...
Page 15 - ASC253A-CT Local Unit Back Panel
724-746-5500 | blackbox.com Page 15 ACS253A-CT Chapter 2: Overview ASC253A-CT Local Unit Back Panel 12 13 14 15 16 17 18 19 20 21 22 23 11 Figure 2-2. ACS253A-CT local unit back panel. Table 2-2. ACS253A-CT local unit components. Number Component Description 11 Video Signal LED* (green) On when atta...
Page 17 - ASC253A-MM or ACS253A-SM Local Unit Back Panel
724-746-5500 | blackbox.com Page 17 ACS253A-CT Chapter 2: Overview ASC253A-MM or ACS253A-SM Local Unit Back Panel 11 12 13 14 15 16 17 18 19 20 21 22 23 Figure 2-4. ACS253A-xM local unit back panel. Table 2-4. ACS253A-MM and ACS253A-SM local unit components. Number Component Description 11 Video Sig...
Page 19 - local unit components.
724-746-5500 | blackbox.com Page 19 ACS253A-CT Chapter 2: Overview ASC253A-U-MM-R2 or ACS253A-U-SM-R2 Local Unit Back Panel 12 13 14 15 16 17 18 19 20 11 Figure 2-6. ACS253A-U-xM-R2 local unit back panel. Table 2-6. ACS253A-U-MM-R2 and ACS253A-U-SM-R2 local unit components. Number Component Descript...
Page 20 - Interface Compatibility; Typical Application
724-746-5500 | blackbox.com Page 20 ACS253A-CT Chapter 2: Overview 2.7 Compatibility Interface Compatibility • PS/2 Keyboard: Compatible with all standard keyboards. Certain keyboards with enhanced features may also be supported with custom firmware. • PS/2 Mouse: Compatible with all standard 2-butt...
Page 21 - How to Use This Guide; Connection and Compatibility
724-746-5500 | blackbox.com Page 21 ACS253A-CT Chapter 2: Overview 2.9 How to Use This Guide Connection and Compatibility The Extender Kit contains all the cables required to connect the local unit to your PC or KVM switch. The remote console (keyboard, monitor and mouse) and any audio and serial eq...
Page 22 - Chapter 3: Installation; Interconnection Cable Requirements; To connect the Local and Remote units, you will need:
724-746-5500 | blackbox.com Page 22 ACS253A-CT Chapter 3: Installation 3. Installation For first-time users, we recommend that you carry out a test placement, confined to a single room, before commencing full installation. This will allow you to identify and solve any cabling problems, and experimen...
Page 24 - • Displays a blank image on the console’s monitor.
724-746-5500 | blackbox.com Page 24 ACS253A-CT Chapter 3: Installation Table 3-2. ACS253A local unit LEDs. Number Component Appearance Description 5 Communication Error LED Off No communication errors for more than 60 minutes Flashing Indicates number of communication errors during previous 60 minut...
Page 25 - Chapter 4: Device Control; of the other methods.
724-746-5500 | blackbox.com Page 25 ACS253A-CT Chapter 4: Device Control 4. Device Control If you are using the DVI output from your video card and the DVI input to a TFT monitor, no adjustment should be required. In other cases, when the video signal is converted between analog and digital formats,...
Page 26 - Using our Windows program
724-746-5500 | blackbox.com Page 26 ACS253A-CT Chapter 4: Device Control • Press the <ESC> key to exit the OSD mode. Using our Windows program On all devices, you can use our small Windows program, running on a Windows computer for OSD access: 1. Download the program from our Web site (www.bla...
Page 28 - Select the Exit icon to close a submenu.; Input Select
724-746-5500 | blackbox.com Page 28 ACS253A-CT Chapter 4: Device Control 6. In many cases, after you have chosen a new setting, the OSD displays the following confirmation message: Figure 4-3. Confirmation message. 7. Highlight the Yes button and press the Enter key (<S> key in Windows program...
Page 29 - VGA video input to local unit
724-746-5500 | blackbox.com Page 29 ACS253A-CT Chapter 4: Device Control VGA video input to local unit DVI video input to local unit Return to main menu Figure 4-4. Input Select menu. Scale Use the Scale menu to specify whether the Extender system changes the resolution of the input video. You can s...
Page 30 - Select Colors and Color Temperatures
724-746-5500 | blackbox.com Page 30 ACS253A-CT Chapter 4: Device Control Brightness/Contrast Use this menu to adjust the brightness and contrast of the video image, or to adjust the black level of an LCD display. Adjust black level Return to main menu Adjust brightness Adjust contrast Figure 4-6. Br...
Page 31 - Color Temperature
724-746-5500 | blackbox.com Page 31 ACS253A-CT Chapter 4: Device Control Color Temperature Use the Color Temperature submenu to set up the color profile in RGB color space or by using one of five predefined color temperatures. To view this menu, select the Colors icon from the main menu and then sel...
Page 32 - Tools
724-746-5500 | blackbox.com Page 32 ACS253A-CT Chapter 4: Device Control Tools Use the Tools menu to set the position and size of the OSD window, adjust the sharpness for a fixed resolution setting, set the color depth, reset the Extender system to its factory default settings or provide a test patt...
Page 33 - Auto Configuration
724-746-5500 | blackbox.com Page 33 ACS253A-CT Chapter 4: Device Control Auto Configuration Use the Auto Configuration submenu to define whether the Local unit carries out automatic detection of the number of pixels per line and the best phase after a mode change (a change of screen resolution and/o...
Page 34 - Back to Tools menu
724-746-5500 | blackbox.com Page 34 ACS253A-CT Chapter 4: Device Control Select low color mode/higher fps Select high color mode/lower fps Back to Tools menu Figure 4-13. Color Depth submenu.
Page 35 - Chapter 5: Monitor Setup; • A CRT monitor connected to the remote unit through the VGA input.
724-746-5500 | blackbox.com Page 35 ACS253A-CT Chapter 5: Monitor Setup 5. Monitor Setup This procedure is designed to correct for discrepancies in the video signal from analog/digital video conversion by the monitor. You do not need to follow this procedure if you have: • A CRT monitor connected to...
Page 36 - Chapter 6: Extender Setup; Setup Instructions for VGA Input; Download the test pattern from our ftp server:
724-746-5500 | blackbox.com Page 36 ACS253A-CT Chapter 6: Extender Setup 6. Extender Setup 6.1 Overview You need to optimize the video signal across your Extender system if it undergoes one or more conversions between analog and digital formats. The exact procedure depends on your Extender setup: Ta...
Page 37 - b. Adjust the pixel clock value until all stripes have disappeared.
724-746-5500 | blackbox.com Page 37 ACS253A-CT Chapter 6: Extender Setup 4. Select the Image menu option: . 5. Select the first command icon: Automatic detection of number of pixels per line and the best phase. 6. Assess the desktop test pattern. If the vertical stripes are sharp and without jitter ...
Page 38 - Chapter 7: Troubleshooting; There isn’t a picture.
724-746-5500 | blackbox.com Page 38 ACS253A-CT Chapter 7: Troubleshooting 7. Troubleshooting 7.1 Video Problem: There isn’t a picture. Possible Causes/Solutions: Check the power supply connection at the local unit. Is the Device Ready (Red LED) at the local unit illuminated (see Section 3.3)? If not...
Page 39 - Colored areas of the screen look like an oil film.; Keyboard and Mouse; The keyboard or mouse doesn’t work.; Contacting Black Box; • the nature and duration of the problem.; Shipping and Packaging
724-746-5500 | blackbox.com Page 39 ACS253A-CT Chapter 7: Troubleshooting Problem: Colored areas of the screen look like an oil film. Possible Cause/Solution: In some circumstances, the Extender’s internal video processor may lose its firmware. In this case, it is necessary to reset the unit. A powe...
Page 40 - Appendix A: Example Applications; USB and graphics output
724-746-5500 | blackbox.com Page 40 ACS253A-CT Appendix A: Example Applications Appendix A: Example Applications This section illustrates some specific applications using Extender units: • USB fiber with local access (Figure A-1). • CATx with audio/serial support (Figure A-2). • Multiple-head applic...
Page 41 - Local console
724-746-5500 | blackbox.com Page 41 ACS253A-CT Appendix A: Example Applications CPU, PS/2 keyboard and mouse, graphics and audio/serial output Local console ACS253A-CT Local unit ACS253A-CT Remote unit Remote console Figure A-2. CATx application with local access. (3) CPUs DVI-I USB ACS253A-U-MM-R2 ...
Page 42 - Appendix B: Rackmount Options
724-746-5500 | blackbox.com Page 42 ACS253A-CT Appendix B: Rackmount Options Appendix B: Rackmount Options Extender units can be mounted in a 19” rack using the mounting kit: The ACS253A-Rackmount Kit contains the following parts: M3x5 Screws (14) Two small blanking plates Narrow strip Wide blanking...
Page 44 - Appendix C: System Upgrade and Dual Access; • Select the method for gaining control. Two choices are available:
724-746-5500 | blackbox.com Page 44 ACS253A-CT Appendix C: System Upgrade and Dual Access Appendix C: System Upgrade and Dual Access System Update/Onboard Programming You might need to update the system firmware. Normally, this procedure is carried out in the factory. If you want to update the firmw...
Page 45 - Appendix D: Video Modes and Frame Rates
724-746-5500 | blackbox.com Page 45 ACS253A-CT Appendix D: Video Modes and Frame Rates Appendix D: Video Modes and Frame Rates The following table shows the video modes supported by the DVI KVM Extender series and the expected frame rates over fiber and CATx interconnects at both high color (hiCol) ...
Page 46 - Transmission follows the following scheme:
724-746-5500 | blackbox.com Page 46 ACS253A-CT Appendix D: Video Modes and Frame Rates Table D-1 (continued). Supported video modes and expected frame rate. Video Mode Visible Resolution Clock Rates Frame Rate Fiber Frame Rate CATx Pixels Lines Horiz. kHz Vertical Hz Dt Ck MHz hiCol loCol hiCol loCo...
Page 48 - Serial Interface—Setup and Operation; No setting up or user adjustments are required.; Serial Interface—Handling Multiple Serial Devices; com for further information.; Audio Interface—Setup and Operation; Connect the extender as follows:; Audio Interface—Using a Microphone; There are two ways of setting up a microphone:
724-746-5500 | blackbox.com Page 48 ACS253A-CT Appendix F: Audio/Serial Upgrade Appendix F: Audio/Serial Upgrade The Audio/Serial Upgrade option consists of daughterboards that allow bidirectional stereo audio and a full-duplex serial data link to be sent across the regular interconnection cable in ...
Page 49 - Appendix G: Connectors and Cables
724-746-5500 | blackbox.com Page 49 ACS253A-CT Appendix G: Connectors and Cables Appendix G: Connectors and Cables G.1 Extender Connector Pinouts DVI-I female connector (on all units) Figure G-1. DVI female connector. Table G-1. DVI female connector pinnings. Pin Signal Pin Signal Pin Signal 1 TMDS ...
Page 50 - mouse connector pinning.; keyboard connector pinning.
724-746-5500 | blackbox.com Page 50 ACS253A-CT Appendix G: Connectors and Cables Mouse In/Out Figure G-2. 6-pin mini DIN mouse connector. Table G-2. 6-pin mini DIN female mouse connector pinning. Pin Signal 1 Mouse data 2 Not connected 3 GND 4 +5 V 5 Mouse clock 6 Not connected Keyboard In/Out Figur...
Page 51 - Programming; Power
724-746-5500 | blackbox.com Page 51 ACS253A-CT Appendix G: Connectors and Cables Programming Figure G-4. RJ-22 programming connector. Table G-4. RJ-22 programming connector pinning. Pin Signal 1 TxD (to PC RxD) 2 RxD (from PC TxD) 3 DTR from PC 4 GND Power Figure G-5. 4-pin power connector. Table G-...
Page 53 - Monitor: HD15 female connector
724-746-5500 | blackbox.com Page 53 ACS253A-CT Appendix G: Connectors and Cables Monitor: HD15 female connector Figure G-7. HD15 female connector. Table G-7. HD15 female connector pinning. Pin Signal 15 DDC input (SCL) 12 DDC output (SDA) 14 Analog VSYNC 1 Analog red 2 Analog green 3 Analog blue 13 ...
Page 54 - Local unit VGA/DVI Adapter
724-746-5500 | blackbox.com Page 54 ACS253A-CT Appendix G: Connectors and Cables Local unit VGA/DVI Adapter CPU graphics card: HD15 male connector Figure G-8. HD15 male connector. Table G-8. HD15 male connector pinning. Pin Signal 15 DDC input (SCL) 12 DDC output (SDA) 14 Analog VSYNC 1 Analog red 2...
Page 56 - BLACK BOX; Tech support the; About Black Box
ACS253A-CT 724-746-5500 | blackbox.com BLACK BOX ® Black Box Tech Support: FREE! Live. 24/7. Tech support the way it should be. Great tech support is just 30 seconds away at 724-746-5500 or blackbox.com. ACS253A-CT Version 2 About Black Box Black Box provides an extensive range of networking and inf...