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****** Page 1 ****** ATEN CS1942DP 1 CS1944DP 2/4-Port USB 3.0 4K DisplayPort Dual Display KVMPTM Switch User Manual vvww.aten.com

****** Page 2 ****** 942DP / CS1944DP User Manual EMC Information FEDERAL COMMUNICATIONS COMMISSION INTERFERENCE STATEMENT: This equipment has been tested and found to comply with the limits for a Class B digital service, pursuant to Part 15 of the FCC rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. Any changes or modifications made to this equipment may void the user’s authority to operate this equipment. This equipment generates, uses, and can radiate radio frequency energy. If not installed and used in accordance with the instructions, may cause harmful interference to rad10 communications. However, there is no guarantee that interference will not occur in a particular installation. If this equipment does cause harmful interference to radio or television reception, which can be determined by turning the equipment off and on, the user is encouraged to fry to con•ect the interference by one or more of the following measures: • Reorient or relocate the receivmg antenna. • Increase the separation between the equipment and receiver. • Connect the equipment Into an outlet on a circuit different from that to which the receiver is connected. • Consult the dealer or an experienced radio/TV techmcian for help. This device complies with Part 15 of the FCC Rules. Operation is subject to the following two conditions: (l) this device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation. FCC Caution: Any changes or modifications not expressly approved by the party responsible for compliance could void the user’s authority to operate this equipment. KCC Statement 71 (B ) 7/71-31-7* 5=3_ RoHS This product is RoHS compliant.

****** Page 3 ****** CS1942DP / CSI 944DP User Manual User Information Online Registration Be sure to register your product at our online support center: International eservice.aten.com Telephone Support For telephone support, call this number: International China Japan Korea North America User Notice 886-2-8692-6959 86-400-810-0-810 81-3-5615-5811 82-2-467-6789 1-888-999-ATEN ext 4988 All information, documentation, and specifications contained in th1S manual are subject to change without prior notification by the manufacturer. The manufacturer makes no representations or wan-anties, either expressed or implied, with respect to the contents hereof and specifically disclaims any wan-anties as to merchantability or fitness for any particular purpose. Any of the manufacturer’s software described in this manual is sold or licensed as is. Should the programs prove defective following their purchase, the buyer (and not the manufacturer, its distributor, or its dealer), assumes the entire cost of all necessary servicmg, repair and any incidental or consequential damages resulting from any defect in the software. The manufacturer of this system is not responsible for any radio and/or TV Interference caused by unauthorized modifications to this device. It is the responsibility of the user to correct such interference. The manufacturer is not responsible for any damage incun-ed 111 the operation of this system if the correct operational voltage settmg was not selected prior to operation. PLEASE VERIFY THAT THE VOLTAGE SETTING IS CORRECT BEFORE USE. iii

****** Page 4 ****** 942DP / CS1944DP User Manual Package Contents The package consists of: CS 1942DP • • • 1 4 2 4 I I USB 3.0 4K DisplayPort Dual Display KVMPTM Switch DisplayPort I .2 Cables* (Certified) USB 3.0 Cables Audio Cables Power Adapter User CS 1944DP • • • • • • 4-P01t USB 3.0 4K DisplayPort Dual Display KVMPTM Switch 1 DisplayPort I .2 Cables* (Certified) 8 4 USB 3.0 Cables Audio Cables 8 Power Adapter I User Instmctlons* * I Check to make sure that all the components are present and that nothing got damaged in shippmg. If you encounter a problem, contact your dealer. Read this manual thoroughly and follow the installation and operation procedures carefully to prevent any damage to the tmit, and/or any of the devices connected to it. Note: * 4K video resolution needs the high quality DisplayPort Cable. ** Features may have been added to the CS 1942DP / CSI 944DP smce this manual was printed. Please visit our website to download the most up-to-date version of the manual

****** Page 5 ****** CS1942DP / CSI 944DP User Manual Contents . .iii 1. 2. 3. 4. EMC Information . User Information Online Registration Package Contents. Contents About this Manual Conventions Product Information Introduction Overview. Features Requirements . Console Computers. Cables.. . Operating Systems Components CS1942DP Rear View. . Hardware Setup Cable Connections Installation Diagram Quad-Display (DCC Mode) . Quad-Display Installation Basic Operation Manual Switching . Manual Switching Mouse Switching Hotkey Switching. .. Hot Plugging .. . Powering Off and Restarting.. Port ID Numbering . Alternative Manual Port Selection Settings . Hotkey Operation Port Switching…. ….. …. . iii iv vii viii viii 1 2 .4 4 4 .4 5 6 .8 .11 .13 14 .15 . 17 17 18 .18 .18 18 .18 19 .21

****** Page 6 ****** 5. 6. 7. vi 942DP / CS1944DP User Manual Cycling Through the Ports. Going Directly to a Port. Auto Scanning.. Hotkey Setting Mode Invoking HSM Alternate HSM Invocation Keys . Alternate Port Switching Keys. Keyboard Operating Platform List Switch Settings. . USB Reset Hotkey Beeper Control . Alternate Port Switching Keys. Firmware Upgrade Mode Restore Default Settings Keyboard Emulation Control . Mouse Emulation Control Mouse Port Switching HSM Summary Table Keyboard Emulation Mac Keyboard The Firmware Upgrade Utility Before You Begin Starting the Upgrade Upgrade Succeeded. Upgrade Failed Appendix Safety Instructions Technical Support. Specifications Troubleshooting Limited Warranty. 21 22 .23 24 24 25 25 26 . 26 26 27 27 .27 28 .28 28 29 31 33 34 37 38 39 41 42 43 45

****** Page 7 ****** CS1942DP / CSI 944DP User Manual About this Manual This User Manual is provided to help you get the most from your CS 1942DP / CS1944DP unit. 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 CS1942DP / CSI 944DP. Its purpose, features and benefits are presented, and its front, side, and back panel components are described. Chapter 2, Hardware Setup, describes how to setup your installation. The necessary steps are provided. Chapter 3, Basic Operation, explains the fundamental concepts involved in operating the CS1942DP CS1944DP. Chapter 4, Hotkey Operation, details all of the concepts and procedures Involved in the Hotkey operation of your CS 1942DP CS 1944DP installation. Chapter 5, Keyboard Emulation, provides tables that list the PC to Mac and PC to Sun keyboard emulation mappmgs. Chapter 6, The Firmware Upgrade Utility, explains how to use the CS 1942DP / CSI 944DPTs finnware with the latest available versions. An Appendix, which provides specifications and other technical information regarding the CS 1942DP / CS 1944DP. vii

****** Page 8 ****** 942DP / CS1944DP User Manual Conventions This manual uses the following conventions: Monospaced Indicates text that you should key in. Indicates keys you should press. For example, [Enter] means to press the Enter key. If keys need to be chorded, they appear together in the same bracket with a plus sign between them [Ctrl+Alt]. Numbered lists represent procedures with sequential steps. Bullet lists provide information, but do not involve sequential steps. Indicates selecting the option (on a menu or dialog box, for example), that comes next. For example, Start Run means to open the Start menu, and then select Run. Indicates critical information. Product Information 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 viii wvm.aten.com

****** Page 9 ****** Chapter 1 Introduction Overview The CS 1942DP / CS 1944DP 2/4-P01t USB 3.0 4K DisplayPort Dual Display KVMPTM Switch takes a giant leap forward in KVM switch functionality by combining a Dual Display KVM switch with a DisplayPort video interface, 2-port USB 3.1 Gen I hub and 2.1 channel audio support for rich bass in sun•ound sound. DisplayPort technology provides a 4K UHD @60 Hz and 4K DCI @ 60Hz resolution that displays the most vivid high-definition images available while pumpmg out premium sound for music, movies, and games. The CS 1942DP / CSI 944DP allows users to access two or four DisplayPort computers from a smgle USB keyboard, USB mouse and two DisplayPort monitors. In addition to the front panel pushbuttons, Hotkeys, and the mouse port-switching functionality, the CS1942DP CS 1944DP offers serial commands to help switch ports and configure device settings. A Power On Detection feature also ensures that if one computer is powered off, the CS 1942DP / CSI 944DP will automatically switch ports to the next powered- on computer. With a built-in USB 3.1 Gen 1 hub, the CS1942DP / CS1944DP provides SuperSpeed 5 Gbps transfer rates to all connected USB peripherals. The unit’s Independent (asynchronous) switching feature, allows the KVM focus to be on one computer while the USB peripheral focus is on another computer. This eliminates the need to purchase a separate USB hub or stand-alone peripheral sharer — such as a print server, modem splitter, etc. Featuring an unbeatable combmation of ultra high 4K resolutions, a next generation USB 3.1 Gen I hub and enhanced, user-friendly operations, the CS 1942DP / CS1944DP delivers the latest innovations in desktop KVM switching technology.

****** Page 10 ****** 942DP / CS1944DP User Manual Features 2/4-port DisplayP01t Dual Display KVMP Switch with USB 3.1 Genl hub and 2.1 surround sound audio One USB keyboard, one USB mouse, and two DisplayP01t monitors console controls two or four computers and share two USB peripherals Computer selection via front panel pushbuttons, Hotkeys, mouse , and 2 serial commands Independent switching of KVM, USB, and Audio focus Supefior video quality – 4K UHD (3840 x 2160 @ 60 Hz) and 4K DCI (4096 x 2160 @ 60Hz) 2-port USB 3.1 Gen I hub with SuperSpeed 5 Gbps transfer rates DisplayP01t 1.2 compliant, HDCP compliant 3 Suppons HD audio tlu•ough DisplayP01t channel Full bass response for high-quality 2.1 channel sun-ound sound systems Power On Detection — if a computer is powered off, the CS 1942DP CS 1944DP automatically switches to the next powered-on computer Multi-Stream Transpon (MST) pennits usage of multiple monitors 4 through a single DisplayPort connector DisplayPort Dual-Mode technology (DP+) supports passive HDMI and 5 DVI adapters Hot pluggable — add or remove computers without powering down the switch Mouse emulation/bypass feature supports most mouse drivers and multifunction mice Multi-platfonn suppolt — Windows 2000, Windows XP, Windows Vista, Windows 7/8 and higher, Mac, and Linux Multilingual keyboard mappmg supports English, Japanese, French and German keyboard emulation 6 Mac keyboard support and emulation Auto Scan Mode for monitoring all computers Firmware upgradeable 2

****** Page 11 ****** Chapter 1. Introduction Note: L Mouse port switching is only supported under mouse emulation mode with a USB 3-button mouse wheel. 2. Slide the DCC switch to the s position to allow the KVM switch to receive RS-232 commands via an RJ-45-to-DB9 cable. Please refer to the CS 1942DP CS 1944DP RS-232 Commands document. 3. HD audio through DisplayPort cannot be switched independently. 4. MST (Multi-Stream Transport) requires either monitors capable of DisplayPort 1.2 daisy-chaining, or use ofa powered DisplayPort MST Hub. A DisplayPort vl.la display can be the last display in a DisplayPort VI .2 chain. The PC source must be DisplayPort 1.2 compliant. 5. DisplayPort Dual-Mode technology (DP++) does not require an active adapter for most smgle display setups. Active DisplayPort adapters are recommended if you are unsure of the video source’s DP++ compatibility. 6. PC keyboard combinations emulate Mac keyboards. Mac keyboards only work with their own operating system. 3

****** Page 12 ****** 942DP / CS1944DP User Manual Requirements Console • Two DisplayPort monitors capable of the highest possible resolution • A USB mouse • A USB keyboard • Microphone and speakers Computers The following equipment must be available on each computer: Two DisplayPort ports Four DisplayPort ports for Quad-Display (DCC mode) A USB Type Audio ports Cables To guarantee video quality, we recommend using only ATEN DisplayPort KVM cables which are certified by the VESA Compliance Program. Four (CS 1942DP) or eight (CS 1944DP) cables are provided with this package. Note: l. The quality of the display is affected by the quality of the cables. We recommend the total length from the source to the monitor to not exceed 6.5 meters (l .5 meters between the PC and the KVM switch. 5 meters between the KVM switch and the monitor). If you need additional cables, please contact your dealer to purchase ATEN approved cables. 2. If you are using DisplayPort cables that are only DP 1.1 compliant, make sure the DisplayPort EQ setting of the monitor is set to auto or DP 1.1 4

****** Page 13 ****** Operating Systems Windows Linux Novell Mac Dos os RedHat SuSE Mandriva (Mandrake) Netware Chapter 1. Introduction Version 2000 / XP / Vista / 7 / 8 / 8.1 / 10 and higher 6.0 and higher 8.2 and higher 9.0 and higher 5.0 and higher OS 9 and higher 6.2 and higher 5

****** Page 14 ****** 942DP / CS1944DP User Manual Components CS1942DP Front View 2 CS1944DP Front View 2 MOOE 3 3 2 4 4 5 5 2 Description No. 1 2 3 6 Component LED Status Panel Port Selection Pushbuttons Mode Selection Pushbutton This panel contains LED icons that light to indicate mode and port status. The Mode and Port Selection Pushbuttons have three corres onding LED icons that light to indicate status — KVM, Audio, and U”. For manual port selection (see Manual Switching, page 17): Press a port selection pushbutton for longer than two seconds to bring the KVM, USB hub, and audio focus to the computer attached to its corresponding port. Press a port selection pushbutton twice to bring the audio focus to the computer attached to its corresponding port. Press a switch for less than two seconds to bring only the KVM focus to the computer attached to its corresponding port. Press switches 1 and 2 simultaneously for 2 seconds to start Auto Scan Mode (see Auto Scanning, page 23). This pushbutton allows you to cycle through the four focus modes — complete, KVM, audio, and IJSB. Press and hold Mode Selection Pushbutton before powering on and to enter Firmware Upgrade Mode.

****** Page 15 ****** No. 4 5 Component Console Audio Ports USB 3.1 Gen 1 Hub Chapter 1. Introduction Description Your console speakers and microphone plug in here. USB peripherals (printers, scanners, drives etc.) plug into this port. This IJSB 3.1 Gen 1 port features 5 Gbps data transfer rates for compatible USB peripherals. 7

****** Page 16 ****** 942DP / CS1944DP User Manual CS1942DP Rear View 2 3 o 4 5 6 CS1944DP Rear View 2 00 00 3 Description 4 No. 1 2 3 4 5 8 5 6 Component DCC Port (Daisy Chain Control) Console Port Section KVM Port Section Power Jack USB 3.1 Gen 1 Hub This RJ-45 port is used to connect two units together when setting up DCC mode for a quad-display mode. See Quad-Display (DCC Mode), page 14 for instructions. The cables from your keyboard, mouse, monitors, microphone, and speakers plug in here. Each connector is marked with an appropriate icon to Indicate itself. The cables that link the switch to your computers plug in here. Each KVM port section is comprised of a microphone jack, speaker jack, USB Type B socket and two DisplayPort connectors The power adapter cable plugs into this jack. USB peripherals (printers, scanners, drives etc.) plug into this port. This USB 3.1 Gen 1 port features 5 Gbps data transfer rates for compatible USB peripherals.

****** Page 17 ****** No. 6 Component DCC Switch Chapter 1. Introduction Description This switch is used to specify the Host and Client when setting up two units in Quad-Display DCC mode. See Quad-Display (DCC Mode), page 14 for instructions. Slide the DCC switch to the s position to allow the KVM switch to receive RS-232 commands via an RJ-45-to-DB9 cable. Please refer to the CS1942DP/ CSI 944DP RS-232 Commands document. 9

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****** Page 19 ****** l. 2. Chapter 2 Hardware Setup Impoltant safety information regarding the placement of this deuce is provided on page 39. Please review it before proceeding. Make sure that power to all the devices you will be installing has been tumed off. You must unplug the power cords of any computers that have the Keyboard Power On function. Cable Connections To set up your installation, refer to the Installation diagram on the following page (the numbers In the diagram on page 13 correspond to the steps below), and do the following: l. 2. 3. 4. 5. 6. Plug the USB keyboard and USB mouse into the USB console ports located on the unit’s rear panel. Plug your console monitor(s) into the DisplayPort console POHs located on the unit’s rear panel and power on the momtors. Plug your microphone and speakers Into the console microphone and speaker jacks located on the tmit’s front panel. Audio cables are required on the CPU side for this connection to work. Plug your microphone and speakers into the audio console ports located on the unit’s rear panel. The microphone and speakers plugged Into the front panel have pri01Gty over those plugged Into the rear panel. Using the DisplayPort cable, plug the DisplayP01t connector into an available DisplayPort “A” socket on the KVM polt section of the switch (CPU l, CPU 2, etc.), then plug the USB 3.0 cable, microphone/speaker cables into their conesponding sockets. Using another DisplayPort cable, plug the DisplayP01t cable connector into DisplayPort Socket B In the same KVM port section of the switch. At the other end of the cables from step 4, plug the microphone/speaker cables into their respective POHs on the computer. 11

****** Page 20 ****** 7. 8. 9. 942DP / CS1944DP User Manual At the other end of the DisplayPort cable and USB 3.0 cable from step 5, plug the DisplayPort cable into its respective port on the computer. Repeat steps 5, 6, and 7 for each dual screen PC system you are Installing. (Optional) Plug your USB peripherals into the front or rear USB peripheral poffs. Plug the power adapter that came with your switch into an AC power source, then plug the power adapter cable into the switch’s Power Jack. 10. Power on the computers. Note: l. By default, the switch links to the first computer that is powered on. 2. The total cable length from the PC to monitor (including KVM) cannot exceed 6.5 meters. 3. Choosing high quality cables helps to ensure that 4K UHD (3840×2160 @ 60 Hz) or 4K DCI (4096×2160 @ 60 Hz) resolutions can be reached. 4. We suggest that the CS1942DP / CS1944DP should be kept powered on. 12

****** Page 21 ****** Installation Diagram ATEN 00 Chapter 2. Hardware Setup CS1944DP (Front) CS 1944DP (Rear) DisplayPort Cable 13

****** Page 22 ****** 942DP / CS1944DP User Manual Quad-Display (DCC Mode) To expand your installation to a Quad-Display display, you can use DCC Mode to connect two CS 1942DP CS 1944DP units together, and use four displays in umson. To set up DCC mode, power off all devices, refer to the installation diagram on the next page (the numbers in the diagram correspond to the steps, below), and do the following: l. 2. 3. 4. 5. 6. 7. 8. 9. 14 Connect all the computers to the Host as described in Hardware Setup Cable Connections, page I I On the Client, using two DisplayPort cables, plug the DisplayPort connectors into the DisplayPort sockets A and B in the same KVM port section of the switch. At the other end of the two DisplayPort cables, plug the monitor cable into the respective ports on the computer. Repeat steps 2 and 3 for all computers. Plug the console monitors into the DisplayPort console ports located on the Host’s and Client ‘s rear panel. Use an RJ-45 cable to connect the DCC port of the Host to the DCC port of the Client. On the rear of the Client set the DCC switch to Secondary. * On the rear of the Host set the DCC switch to Primary. Power up the installation: plug in the power cord for the Host and Client, then power on both. After both units are up, power on the computer/video source devices. Note: L P means Primary, and S means Seconda1Y. 2. In DCC mode, the Client’s front panel pushbuttons are disabled, and it takes all commands directly from the Host. 3. Setting the DCC switch to the S position will disable all front panel pushbuttons on that switch.

****** Page 23 ****** Quad-Display Installation oo O O O 00 00 Chapter 2. Hardware Setup Host Client 00 goog 15

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****** Page 25 ****** Chapter 3 Basic Operation Manual Switching There are three convement methods to switch between the computers: Manual by pressing the port selection pushbuttons on the front panel, Mouse — by clicking the scroll wheel of the mouse, and Hotkey — by entering combinations on the keyboard. Manual Switching For manual port selection: • To bring complete focus (audio, KVM, and USB) to a computer, either, a) press the port selection pushbutton that corresponds to that computer; or b) press the Mode pushbutton once (the Mode pushbutton’s three icons light up) and then press the port selection pushbutton that corresponds to that computer. All three port icons light up. • To bring only the KVM focus to a computer, press the Mode pushbutton twice (the Mode pushbutton’s KVM icon lights up), and then press the port selection pushbutton that corresponds to that computer. The port’s KVM icon (the port number) lights up. • To bring only the audio focus to a computer, press the Mode pushbutton three times (the Mode pushbutton’s audio icon lights up), and then press the port selection pushbutton that con•esponds to that computer. The port’s audio icon lights up. • To bring only the USB focus to a computer, press the Mode pushbutton four times (the Mode pushbutton’s USB icon lights up), and then press the port selection pushbutton that conesponds to that computer. The port’s USB icon lights up. • Press and hold port selection pushbuttons 1 and 2 simultaneously for two seconds to stmt Auto Scan mode. Note: l. Press and release either port selection pushbutton to stop Auto Scan Mode. The KVM focus goes to the computer attached to the con-espondmg port of the pushbutton you pressed. 2. Ifa port is not selected within five seconds of pushing the Mode pushbutton, the Mode pushbutton will power off. 17

****** Page 26 ****** 942DP / CS1944DP User Manual Mouse Switching For mouse port selection: Double-click the scroll wheel of your USB mouse to cycle tlu-ough the ports. Note: l. Mouse switching is only supported by USB 3-key scroll wheel mice. 2. Mouse switching is disabled by default. See Hotkey Setting Mode, page 24, to enable mouse switching. 3. Mouse switching is only supported when Mouse Emulation is enabled. Hotkey Switching For Hotkey port selection: All port switches from the keyboard begin by pressing the Scroll Lock key twice. Regarding details of the Hotkey parameters, see Hotkey Operation, page 21. Hot Plugging The CS 1942DP / CS 1944DP supports USB hot plugging — components can be removed and added back into the installation by unplugging their cables from the USB hub ports without the need to shut the unit down. Powering Off and Restarting If it becomes necessary to Power Off the CS 1942DP / CS 1944DP unit, before starting it back up, you must do the following: l. Shut down all the computers that are attached to the switch. 2. Unplug the switch’s power adapter cable. 3. Wait 10 seconds, then plug the switch’s power adapter cable back in. 4. Once the switch is powered up, power on the computers. Port ID Numbering Each KVM port section on the CS1942DP / CS 1944DP switch is assigned a port number. (l or 2 for the CS1942DP; I to 4 for the CS1944DP). The port numbers are marked on the rear panel of the switch (see page 8 for details). 18

****** Page 27 ****** Chapter 3. Basic Operation The Port ID of a computer is derived from the KVM port number it is connected to. For example, a computer connected to KVM polt 2 has a Polt ID of 2. The Polt ID is used to specify which computer gets the KVM, USB peripheral, and audio focus with the Hotkey port selection method (see page 22 for details). Alternative Manual Port Selection Settings When Hotkey Setting Mode has been activated, pressmg [S] will invoke the alternative front panel pushbutton manual port selection functions, as explained below: • Press a port selection pushbutton once to bling the KVM, audio and USB focus to the computer attached to its con•espondmg port. • Press a port selection pushbutton twice to bring the audio focus to the computer attached to its corresponding port. • Press and hold a port selection pushbutton for more than 2 seconds to brmg only the KVM focus to the computer attached to its con-esponding port. • Press and hold port selection pushbuttons I and 2 for more than 2 seconds to staltAuto Scan Mode, see page 23 for details. 19

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****** Page 29 ****** Chapter 4 Hotkey Operation The CS 1942DP / CS 1944DP provides an extensive, easy-to-use, Hotkey function that makes it convenient to control and configure your KVM installation from the keyboard. Hotkeys provide asynchronous (independent) switching of the KVM, USB hub and audio focus. If you wish, you can give one computer the KVM console focus, another the USB hub focus and the other two the audio focus. Port Switching All port switches begin with tapping the Scroll Lock key twice. The tables below describe the actions that each combination performs. Note: If using the Scroll Lock key conflicts with other programs running on the computer, the Ctrl key can be used, instead. See Alternate Port Switching Keys, page 25, for details. Cycling Through the Ports Hotkey [Scroll Lock] [Scroll Lock] (Enter] [Scroll Lock] [Scroll Lock] (K] (Enter] (Scroll Lock] [Scroll Lock] [U] [Enter] (Scroll Lock] (Scroll Lock] [Enter] Action Brings the KVM, USB hub, and audio focus from the port that currently has the KVM focus to the next port on the installation (1 to 2; 2 to 1 for the CS1942DP: 1 to 2; 2 to 3; 3 to 4; 4 to 1 for the CS1944DP). Brings only the KVM focus from the port that currently has it to the next port on the installation. The USB and audio focus remain where they are. Brings only the USB hub focus from the port that currently has it to the next port on the installation. The KVM and audio focus remain where they are. Brings only the audio focus from the port that currently has it to the next port on the installation. The KVM and USB hub focus remain where they are. 21

****** Page 30 ****** 942DP / CS1944DP User Manual Going Directly to a Port Hotkey [Scroll Lock] [Scroll Lock] [n] [Enter] [Scroll Lock] [Scroll Lock] [n] [K] [Enter] [Scroll Lock] [Scroll Lock] [n] [U] [Enter] [Scroll Lock] [Scroll Lock] [n] [S] [Enter] [Scroll Lock] [Scroll Lock] [n] [K] [U] [Enter] [Scroll Lock] [Scroll Lock] [n] [K] [S] [Enter] [Scroll Lock] [Scroll Lock] [n] [U] [Enter] [Scroll Lock] [Scroll Lock] [n] [K] [S] [U] [Enter] Action Brings the KVM, USB hub, and audio focus to the computer attached to the port corresponding to the specified Port ID. Brings only the KVM focus to the computer attached to the specified port. The USB hub and audio focus remain where they are. Brings only the USB hub focus to the computer attached to the specified port. The KVM and audio focus remain where they are. Brings only the audio focus to the computer attached to the specified port. The KVM and USB hub focus remain where they are. Brings the KVM and USB hub focus to the computer attached to the specified port. The audio focus remains where it is. Brings the KVM and audio focus to the computer attached to the specified port. The USB hub focus remains where it is. Brings the USB hub and audio focus to the computer attached to the specified port. The KVM focus remains where it is. Brings the KVM, USB hub and audio focus to the computer attached to the specified port. Note: This is the same action as [Scroll Lock] [Scroll Lock] [n] [Enter] Note: 22 The n stands for the computer’s Port ID number (l, 2, 3, or 4). See Port ID Numbering, page 18 for details. Replace the n with the appropriate Port ID when entering Hotkey combinations.

****** Page 31 ****** Chapter 4. Hotkey Operation Auto Scanning The CS 1942DP / CS 1944DP’s Auto Scan feature automatically cycles the KVM focus through the computer ports at regular intervals. This allows you to monitor the computer activity without having to take the trouble of switching from port to port manually. See the table below for details. Hotkey [Scroll Lock] [Scroll Lock] [A] [Enter] [Scroll Lock] [Scroll Lock] [A] [n] [Enter] Action Invokes Auto Scan. The KVM focus cycles from port to port at 5 second intervals. Five second intervals is the Default setting. The KVM focus cycles from port to port at n second intervals. Note: L The n stands for the number of seconds that the CS1942DP CS 1944DP should dwell on a port before moving on to the next. Replace the n with a number between I and 99 when entering this Hotkey combination. 2. While Auto Scan Mode is in effect, ordinary keyboard and mouse functions are suspended — only Auto Scan Mode compliant keystrokes and mouse clicks can be input. You must exit Auto Scan Mode in order to regain normal control of the console. 3. Although the video focus switches from port to port, the audio and USB focus do not switch. They stay at the port they were on when Auto Scannmg stalted. 4. To exit Auto Scan Mode, press the Esc key, or the Spacebar. 23

****** Page 32 ****** 942DP / CS1944DP User Manual Hotkey Setting Mode Hotkey Setting Mode is used to set up your CS1942DP / CS 1944DP switch configuration. All operations begin with invoking Hotkey Setting Mode (HSM). Invoking HSM To invoke HSM do the following: l. 2. 3. Press and hold down [Num Lock]. Press and release [-1 Release [Num Lockl Note: There is an alternate key combination to invoke HSM. See below for details. When HSM is active, the Caps Lock, and Scroll Lock LEDs flash in succession to indicate that HSM is m effect. They stop flashing and revert to nonnal status when you exit HSM. Ordinary keyboard and mouse functions are suspended only Hotkey compliant keystrokes and mouse clicks (described in the sections that follow), can be Input. At the conclusion of some Hotkey operations, you automatically exit Hotkey mode. With some operations, you must exit manually. To exit HSM manually, press the Esc key, or the Spacebar. 24

****** Page 33 ****** Chapter 4. Hotkey Operation Alternate HSM Invocation Keys An altemate set of HSM Invocation keys is provided in case the default set conflicts With programs nmmng on the computers. To switch to the alternate HSM invocation set, do the following: l. Invoke HSM (see page 24). 2. Press and release [HI The HSM invocation keys become the Ctrl key (Instead of Num Lock) and the F 12 key (instead of minus). Note: This procedure is a toggle between the two methods. To revert back to the original HSM invocation keys, invoke HSM, then press and release the II key again. Alternate Port Switching Keys The port switching activation keys can be changed from tapping the Scroll Lock key mice ([Scroll Lock] [Scroll Lock]) to tapping the Ctrl key twice. To change the port switching activation keys, do the following: l. Invoke HSM (see page 24). 2. Press and release [T]. Note: This procedure is a toggle between the two methods. To revert back to the original [Scroll Lock] [Scroll Lock] method, invoke HSNI, then press and release the T key agam. 25

****** Page 34 ****** 942DP / CS1944DP User Manual Keyboard Operating Platform The CS1942DP CS1944DP’s default port configuration is for a PC compatible keyboard operatmg platform. If your console uses a PC compatible keyboard and you have a Mac or Sun attached to a port, for example, you can change the port’s keyboard operating platform configuration so that the PC compatible keyboard emulates the Mac or Sun keyboard. The procedure is as follows: l. 2. 3. Bring the KVM focus to the port you want to set. Invoke HSM (see page 24). Press and release the appropriate Function key (see table below). After completing this procedure, you automatically exit HSNI. Function Key [FIO] Operation Sets the SPC mode so that it can work under special operating systems as a standard (104 key) keyboard. Enables Mac keyboard emulation, see page 31, for details. Enables Windows keyboard emulation. List Switch Settings To see a listing of the cun•ent switch settings, do the following: l. Open a text editor or word processor and place the cursor in the page window 2. Invoke HSM (see page 24). 3. Press and release [F4] to display the settings. USB Reset Ifthe USB loses focus and needs to be reset, do the following: l. Invoke HSM (see page 24). 2. Press and release [FS] 26

****** Page 35 ****** Chapter 4. Hotkey Operation Hotkey Beeper Control The Beeper can be Hotkey toggled On and Off. To toggle the Beeper, do the following: l. Invoke HSM (see page 24). 2. Press and release [Bl. The Beeper toggles On or Off. Alternate Port Switching Keys The port switching activation keys can be changed from tapping the Scroll Lock Key twice ([Scroll Lock] [Scroll Lock]) to tapping the Ctrl key twice ([Ctrl] [Ctrl]). To change the port switching activation keys, do the following: l. Invoke HSM (see page 24). 2. Press [Xl [Enter] Note: This procedure is a toggle. To enable the Port Switching keys repeat steps I and 2. Firmware Upgrade Mode To set Firmware Upgrade Mode, do the following: l. Invoke HSM (see page 24). 2. Key in: upgrade 3. Press [Enter]. The front panel LEDs flash to indicate Firmware Upgrade Mode is In effect. Note: To exit Fmnware Upgrade Mode, you must power off the switch. Restore Default Settings To reset the CS 1942DP / CS 1944DP to its default Hotkey settings, do the following: l. Invoke HSM (see page 24). 2. Press [RI [Enter] All Hotkey settings retum to the factory default settings. 27

****** Page 36 ****** 942DP / CS1944DP User Manual Keyboard Emulation Control To toggle between keyboard emulation enabled and disabled, do the following: l. Invoke HSM (see page 24). 2. Press [N] Mouse Emulation Control To toggle between mouse emulation enabled and disabled, do the following: l. Invoke HSM (see page 24). 2. Press [MI. Mouse Port Switching Mouse Port Switching allows you to use the mouse wheel button (clicked twice) to switch ports. For Mouse Port Switching to work Mouse Emulation must be enabled. To enable or disable mouse port switching, do the following: l. Invoke HSM (see page 24). 2. Press IWI. 28

****** Page 37 ****** Chapter 4. Hotkey Operation HSM Summary Table After invoking HSM (see page 24), key m one ofthe following keys to perfonn the conesponding fimction: Key [F21 [F4J [F6] [Enter] [FIOJ [B] [E] [M] [RJ [Enter] [e] [Enter] [X] [Enter] [Esc] or [Spacebar] [Q] [n] [Enter] Function Sets the keyboard and mouse to SPC mode so that it can work under special operating systems as a standard (104 key) keyboard and mouse. Enables Mac keyboard emulation. Print the switch’s current settings via a text editor or word processor. Performs a USB keyboard and mouse reset. Sets the keyboard language layout. Where nn is a two digit number that represents the keyboard language code (US English: 33, French: 08, German: 09, Japanese: 15). Enables Windows keyboard emulation. Toggles the beeper On and Off. Toggles the Power-on-Detection function on/off. Toggles betueen the default and alternate HSM invocation keys. Toggles bewæen mouse emulation enable and disable. Toggles bewæen keyboard emulation enable and disable. Resets the Hotkey settings to their default status. Toggles bewæen the default and alternate Port Switching keys. Invokes Firmware Upgrade Mode. Toggles between Mouse Port Switching enabled and disabled. When enabled, click the mouse wheel twice to switch ports. Mouse emulation must be enabled. Toggles betueen the default and alternate Port Switching keys. Quits and exits the setting mode. Enable/disable the monitor re-detection. Alternative Manual Port Selection Settings 29

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****** Page 39 ****** Chapter 5 Keyboard Emulation Mac Keyboard The PC compatible (101/104 key) keyboard can emulate the functions of the Mac keyboard. The emulation mappmgs are listed in the table below. PC Keyboard [Shift] [Ctrl] [Ctrl] [1] [Ctrl] [2] [Ctrl] [3] [Ctrl] [4] [Alt] [Print Screen] [Scroll Lock] [Enter] [Backspace] [Insert] [Ctrl] Mac Keyboard Shift Ctrl Alt F13 F14 Return Delete Help F 15 Note: Wlmen using key combinations, press and release the first key (Ctrl), then press and release the activation key. 31

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****** Page 41 ****** Chapter 6 The Firmware Upgrade Utility The Windows-based Firmware Upgrade Utility (FWUpgrade.exe) provides a smooth, automated process for upgrading the CS 1942DP / CS 1944DP’s finnware. The Utility comes as palt of a Finnware Upgrade Package that is specific for each device. New finnware upgrade packages are posted on our website as new finnware revisions become available. Check the website regularly to find the latest packages and infonnation relating to them: aten.com/global/en/support-and-downloads/downloads/ Before You Begin To prepare for the finnware upgrade, do the following: l. 2. 3. 4. 5. From a computer that is not part of your KVM Installation, go to the ATEN Support & Download site and choose the model name that relates to your device (CS 1942DP / CSI 944DP) to get a list of available Finnware Upgrade Packages. Choose the Finnware Upgrade Package you want to install (usually the most recent), and download it to your computer. Disconnect the CS 1942DP / CS 1944DP from your KVM installation and power it off. Connect the USB cable’s Type A USB connector to a USB port on your computer. At the other end of the USB cable, connect the USB Type B connector to the Type B USB port in the Port I KVM section. Note: The USB cable’s USB Type B connector can be connected to any KVM port section, but the Port Selection pushbutton in Step 5, below, must be Port l. Press and hold the Mode pushbutton. While holding the button, connect the power adapter to the CS 1942DP / CSI 944DP to enter Firmware Upgrade Mode. The front panel LEDs flash together to indicate Firmware Upgrade Mode is in effect. 33

****** Page 42 ****** 942DP / CS1944DP User Manual Starting the Upgrade To upgrade your firmware: Run the downloaded Firmware Upgrade Package file — either by double clicking the file icon, or by opening a command line and entering the full path to it. The Firmware Upgrade Utility Welcome screen appears: s Firmware Upgrade Utility Welcrne to the Firmware I-Iwade Utility Put ycur device into Firmware Llpqrade Mode. Use the Upgrade Cåile cmnect its Firmware Llpqrade your ccmputer cmnect via Ethernetl Agree the License Agreement; Then Chck Next LICENSE AGREEMENT LICENSE GRANT TEN International Co.. Ltd. grants to you a non•excusive. non•ttanslerå’le license to access and use FIRMWARE UPGRADE UTILITY (the ‘Product’] during the “T errn” set forth below ou may install the Product hard disk other device install and use the Product a tile server for use on network for the purposes ot (iJ permanent installation onto hard disks or other storage devices (iiJ use the Product over such netw•m; and make backup copies the Product RESTRICTIONS ou agree not to modify, adapt translate, recffnpile, disasserntle otherwise attffnpt to discov3 the source code the Product, cæate derivative based m the Product wnove any proprietary notices or labels m the Product, including copyright, trademark patent pending notices. ou may not sublic81se the Product oth3’Nise allow oth3& to use the Product IOIsed to you I Agree I Agree x H aliz About Note: The screens shown in this section are for reference only. The wording and layout of the actual screens put up by the Firmware Upgrade Utility may vary; slightly from these examples. 2. 3. 34 Read the License Agreement (enable the I Agree radio button). Click Next to continue. The Firmware Upgrade Utility mam screen appears:

****** Page 43 ****** Firmware Upgrade Utility 6. The Firmware Upgrade Utility x l} Cher-k i: checked. the the device’s firmware level with the upgrada l} device’: i: the Wilit•,• lets you decide whether to continue or noti If itisnot checked the perizrnv. the Click to begin. (S1944DP tmi”].. Device Description 17 Check Status Messges: > Loading & testing files > files: 0K. > Searchin •devi•:w.. Canced 4. The Utility inspects your installation. All the devices capable of being upgraded by the package are listed in the Device List panel. As you select a device in the list, its description appears in the Device Description panel. Firmware Upgrade Utility If Check Firmware Version is checked, the utility compares the device’s firmware level with the upgrade files, If the device’s version is the utility lets you decide “hether to continue or not. If it is not checked, the utility performs the upgrade directly. x Click Next to begin, Device List: CS1944DP evice Description CPU : W7BE516 Status Messges: > Loading & testing files … > Loadin & testin files: CIK.. > Searchin . Device ver 111.090 Upgrade ver I OOO Check Firrnvh•are Version Progress… Help View* Log Back Next > Cancel 35

****** Page 44 ****** 942DP / CS1944DP User Manual 5. After you have made your device selection(s), Click Next to perform the upgrade. Prompt The firnuare tVer 1.0.1 is not neuer (Ver 1.0.0301 in device C$1″4DP Cont inue the upgrade? I Yes/Nol x than the current firauare 008 If you enabled Check Finnware Version, the Utility compares the device’s finnware level with that of the upgrade files. If it finds that the device’s version is higher than the upgrade version, it brings up a dialog box Informing you of the situation and gives you the option to Continue or Cancel. If you didn’t enable Check Firmware Version, the Utility installs the upgrade files without checking whether they are a higher level, or not. As the Upgrade proceeds, status messages appear in the Status Messages panel, and the progress toward completion is shown on the Progress bar. 36

****** Page 45 ****** 6. The Firmware Upgrade Utility Upgrade Succeeded After the upgrade has completed, a screen appears to inform you that the procedure was successful: Firmware Upgrade Utility The Firmv•are upgrade successful. Click Finish to close the utility, x Device List: CSIY44DP Device Description CPU W78E516 Status Messges: > Loading & testing files Loading & testing mes 0K > Searching for devices Preparing firmware upgrade . > FilfiMtare version IS not newer Ehm deviCeCS1944DP Preparing firmware upgrade: 0K > Upgrading deviceCS1944DP LHAINI 099… Fitmv•are u arade 0K Device F.M/; Ver 1.0,0-90 Upgrade FAV: ver 1.O.030 Cheek Firmware Progress-„ Help Vmv Log Click Finish to close the Finnware Upgrade Utility. After a successful completion, the switches exit Finnware Upgrade Mode, and reset themselves. If you have a DCC mode installation be sure to reconnect the cable connected to the DCC port, and set the DCC switch back to Client on the appropriate switch (see Quad-Display (DCC Mode), page 14). 37

****** Page 46 ****** 942DP / CS1944DP User Manual Upgrade Failed Ifthe Upgrade Succeeded screen doesn’t appear, it means that the upgrade failed to complete successfully, in which case you should do the following: l. 2. 3. 38 Power off the CS 1942DP / CS 1944DP by removing the power jack. Invoke Firmware Upgrade Mode by holding down the Mode Selection pushbutton on the front panel (seesee Mode Selection Pushbutton, page 6) and power on the CS 1942DP / CS1944DP. The orange LEDs flash together. Do the firmware upgrade procedure again.

****** Page 47 ****** Appendix Safety Instructions • • Read all of these Instructions. Save them for future reference. This device is for indoor use only. Follow all warmngs and instructions marked on the device. Do not place the device on any unstable surface (cart, stand, table, etc.). Ifthe device falls, sefious damage will result. Do not use the device near water. Do not place the device near, or over, radiators or heat registers. The device cabinet is provided with slots and openings to allow for adequate ventilation. To ensure reliable operation, and to protect against overheating, these openings must never be blocked or covered. The device should never be placed on a soft surface (bed, sofa, rug, etc.) as this will block its ventilation openings. Likewise, the device should not be placed m a built in enclosure unless adequate ventilation has been provided. Never spill liquid of any kind on the device. Unplug the device from the wall outlet before cleaning. Do not use liquid or aerosol cleaners. Use a damp cloth for cleaning. The device should be operated from the type of power source Indicated on the marking label. If you are not sure of the type of power available, consult your dealer or local power company. Avoid clrcult overloads. Before connectmg equipment to a ctrcuit, know the power supply’s limit and never exceed it. Always review the electrical specifications of a circuit to ensure that you are not creating a dangerous condition or that one doesn’t already exist. Clrcult overloads can cause a fire and destroy equipment. The device is designed for IT power distribution systems with 230V phase-to-phase voltage. To prevent damage to your installation, it is important that all devices are properly grounded. The device is equipped with a 3-wire grounding type plug. This is a safety feature. If you are unable to Insert the plug into the outlet, contact your electrician to replace your obsolete outlet. Do not attempt to defeat the 39

****** Page 48 ****** 942DP / CS1944DP User Manual purpose of the grounding-type plug. Always follow your local/national wn•mg codes. • Do not allow anything to rest on the power cord or cables. Route the power cord and cables so that they cannot be stepped on or tupped over. • If an extension cord is used with this device make sure that the total of the ampere ratmgs of all products used on th1S cord does not exceed the extension cord ampere rating. Make sure that the total of all products plugged into the wall outlet does not exceed 15 amperes. • To help protect your system from sudden, transient mcreases and decreases In electrical power, use a surge suppressor, line conditioner, or un-intenuptible power supply (UPS). • Position system cables and power cables carefully; Be sure that nothing rests on any cables. • Never push objects of any kind Into or through cabinet slots. They may touch dangerous voltage points or shon out parts resultmg in a risk of fire or electrical shock. • Do not attempt to service the device yourself Refer all servicing to qualified service personnel. • Ifthe following conditions occur, unplug the device from the wall outlet and bring it to qualified service personnel for repair. The power cord or plug has become damaged or frayed. Liquid has been spilled into the device. The device has been exposed to ralli or water. The device has been dropped, or the cabinet has been damaged. The device exhibits a distinct change in performance, indicatmg a need for service. The device does not operate nonnally when the operating instructions are followed. • Only adjust those controls that are covered in the operating mstluctlons. Improper adjustment of other controls may result m damage that will require extensive work by a qualified techmcian to repair. • Do not connect the RJ-II connector marked “UPGRADE” to a public telecommunication network. 40

****** Page 49 ****** Appendix Technical Support Technical support is available both by email and online (with a browser over the web): International • For online technical support — including troubleshooting, documentation, and software updates: support.aten.com • For telephone support, see Telephone Support, page iii: North America Email Support Online Technical Troubleshooting Support Documentation Software Updates Telephone Support support@aten-usa.com vvww.aten-usa.com/support 1-888-999-ATEN ext 4988 IVhen you contact us, please have the following infonnation ready beforehand: Product model number, serial number, and date of purchase. Your computer configuration, including operatmg system, revision level, expansion cards, and software. Any error messages displayed at the time the error occun•ed. The sequence of operations that led up to the en-on Any other information you feel may be of help. 41

****** Page 50 ****** 942DP / CS1944DP User Manual Specifications Function Computer Direct Connections Port Selection CS1942DP 2 CS1944DP 4 Connectors Switches Emulation Video Scan Interval Console ports KVM Ports DCC port Power USB Hub Selected Keyboard Mouse Video Speakers Microphone KB I Mouse Video Speakers Microphone Pushbuttons, Hotkeys, RS-232 Commands, Mouse* 1 x USB TypeA Female 1 x USB TypeA Female 2 x DisplayPort Female (Black) 2 x 3.5mm Audio Jack Female (Green) 2 x 3.5mm Audio Jack Female (Pink) 2xUSB 3.1 Gen 1 TypeB 4 x USB 3.1 Gen 1 Type B Female (Blue) 4 x DisplayPort Female (Black) 2 x 3.5mm Audio Jack Female (Green) 2 x 3.5mm Audio Jack Female (Pink) Female (Blue) 8 x DisplayPort Female (Black) 4 x 3.5mm Audio Jack Female (Green) 4x 3.5mm Audio Jack Female (Pink) 1 x RJ-45 Female 1 x DC Jack 2 x USB 3.1 Gen 1 TypeA Female (Blue; 1 x Font; 1 x Rear) 3 x Pushbutton 1 x Slide switch USB 5 x Pushbutton 1 x Slide switch Station Selection KB / Mouse 4096 x 2160 @ 60 Hz 1—99 secs. (default: 5 seconds) Power Consumption Environment Operating Temp. DC 12.0 v DC 12.0 v 0-500C -20-600C 0—80% RH, Non-condensing Metal physical Properties Storage Temp. Humidity Housing Weight Dimensions (Lx W x H) 1.54 kg 33.50 x 15.66 x 4.40 cm 1.51 kg 33.50 x 15.66 x 4.40 cm * Port switching only works with 3-key USB mouse wheel in emulation mode. 42

****** Page 51 ****** Appendix Troubleshooting Overview Operation problems can be due to a variety of causes. The first step in solving them is to make sure that all cables are securely attached and seated completely in their sockets. In addition, updating the product’s finnware may solve problems that have been discovered and resolved since the prior version was released. If your product is not runnmg the latest firmware version, we strongly recommend that you upgrade. See Chapter 6, The Firmware Upgrade Utility, for upgrade details. Symptom Mouse and/or Keyboard not responding. USB devices not responding. Device not recognized (Windows). Front Panel Pushbuttons not responding when pushed. Possible Cause Improper mouse and/or keyboard reset. CSI 942DP / CSI 944DP needs to be reset. USB ports need to reset. PC or OS does not support USB 2.0/3.0. Windows timing problem. The daisy chain switch located on the back of the CSI 942DP / CSI 944DP is set to Client. Action Unplug the cable(s) from the console port(s), then plug it/them back in. Power off all devices on the installation (see safety note, top of page 11); power off the CSI 942DP / CSI 944DP; wait five seconds; then power up Unplug the device’s USB cable from the USB port on the CSI 942DP / CSI 944DP’s rear panel, then plug it back in. The CSI 942DP / CSI 944DP has a built-in USB 3.0 hub, so will not support PCs or OS that do not support USB 2.0/3.0. For an OS that does not support IJSB 2.0, keyboard and mouse functions can be reset using the (F 1] Hotkey function. See page 29. 1. Unplug the KVM cable from the com- puter’s USB port. 2. Go into Windows’ System Settings and remove the Unknown Device entry. 3. Plug the KVM cable back in. Windows will now recognize the device. Make sure the daisy chain switch located on the rear of the switch is set to Host. You should only set the daisy chain switch to Client when connecting two units in a Quad- Display installation, see Quad-Display (DCC Mode), page 14. 43

****** Page 52 ****** 942DP / CS1944DP User Manual Symptom The Front Panel Pushbutton Combo key doesn’t work after its set. 44 Possible Cause Some Hotkeys are not supported as front panel pushbutton combo keys. Action The [Enter), [RI [Enter). and [upgrade) [Enter) Hotkeys can not be set as a front panel pushbutton combo key. Select a different Hotkey to use.

****** Page 53 ****** Appendix Limited Warranty ATEN warrants its hardware in the country of purchase against flaws in materials and workmanship for a Warranty Period of two [2] years (warranty period may vary in certain regions/countries) commencing on the date of original purchase. This warranty period includes the LCD panel of ATEN LCD KVM switches. Select products are warranted for an additional year (see A+ Warranty for further details). Cables and accessories are not covered by the Standard Warranty. What is covered by the Limited Hardware Warranty ATEN will provide a repair service, without charge, during the Warranty Period. If a product is detective, ATEN will, at its discretion, have the option to (1) repair said product with new or repaired components, or (2) replace the entire product with an identical product or with a similar product which fulfills the same function as the defective product. Replaced products assume the warranty of the original product for the remaining period or a period of 90 days, whichever is longer. When the products or components are replaced, the replacing articles shall become customer property and the replaced articles shall become the property of ATEN. To learn more about our warranty policies, please visit our website. wmv.aten.com/global/en/legal/policies/warranty-policy/ 45

****** Page 54 ****** CS1942DP / CS1944DP user Manual 46

****** Page 55 ****** Manual Part No. PAPE-0387-AT1 G Printing Date: 2018-10-17 O Copyright 2018 ATEN@ Intemational Co., Ltd. ATEN and the ATEN logo are registered trademarks of ATEN Intemational Co., Ltd. All rights reserved. All other brand names and trademarks are the registered property of their respective owners. ATEN International co., Ltd., 3F, No. 125, Sec. 2, Datung Rd., Sijhih District, New Taipei City 221, Taiwan Phone: 886-2-8692-6789 Fax: 886-2-8692-6767 TECHNICAL SUPPORT CENTER: 886-2-8692-6959

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