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2-Port USB DVI Dual Link Dual Display/Audio KVMP™ Switch
CS1642A
- Superior video quality – 2560 x 1600 at 60Hz (DVI Dual link); and 3D displays up to 1920 x 1200 at 120Hz (DVI Single link)
- Multi-Display – Easily connect two CS1642A/1644A's units for a second dual-screen setup controlled through a single connection
- Video DynaSync, exclusive ATEN technology, to eliminate boot-up display problems and optimizes resolution when switching between ports
- Multiplatform support – Windows 2000/XP/Vista, Linux, Mac, Sun,and FreeBSD
- All Features

The CS1642A 2-Port USB DVI Dual View KVMP™ Switch is a multi-application device that integrates a 2-port KVM switch with 2-port USB hub. The newest version now supports Quad-View functionality with two Dual View KVM Switches connected.
The new CS1642A features multi-view capabilities, which allow two switches to be daisy chained for a dual, triple, or quadview display across multi-monitor installations. The CS1642A supports advanced nVidia 3D Vision ready 120Hz 3D displaying,allowing you to manage various 3D visual effects. It allows you to manipulate all connected computers from a single console to save resources and work space. It enables each computer to access connected peripherals on a one-computer-at-a-time basis, making it ideal for users who need delicate visual effects and multi-tasking on several computers. The CS1642A is perfect for graphic designers, banking and financial consultants, gamers and medical professionals-demanding a high quality switch that provides stunning color, clarity and functionality.
Package Contents
- 1x CS1642A 2-Port USB DVI Dual View KVMP? Switch
- 2x KVM Cable (DVI-D DL, USB, Audio; 1.8 m/6 ft)
- 2x DVI-D DL Cable (1.8 m/6 ft)
- 1x Power Adapter
- 1x User Instructions
- One dual-screen USB console controls two/four dual-screen computers and two additional USB devices
- Multi-View Display – Easily connect two CS1642A/1644A's units for a second dual-screen setup controlled through a single connection
- Superior video quality – 2560 x 1600 at 60Hz (DVI Dual
link ); and 3D displays up to 1920 x 1200 at 120Hz (DVI Single link) - Supports widescreen resolutions
- Independent switching of KVM, USB, and Audio focus
- DVI digital and analog monitor support – fully compliant with DVI specifications; and HDCP compliant
- Multiplatform support – Windows 2000/XP/Vista, Linux *, Mac, Sun
,and FreeBSD - Sun/Mac keyboard support and emulation **
- Video DynaSync, exclusive ATEN technology, to eliminate boot-up display problems and optimizes resolution when switching between ports
- Power on detection - if one computer is powered off, the CS1642A will automatically switch to the next powered-on computer
* Supports Linux Kernel 2.6 and higher. The CS1642A has a builtin USB 2.0 hub, so will not support PCs or OS that do not support USB 2.0.
** PC keyboard combinations emulate Mac keyboards.
** Mac keyboards only work with their own computers.

| Computer Connections | 2 |
| Port Selection | Hotkey, Pushbutton, Mouse |
| Connectors | |
| Console Ports | 2 x USB Type A Female (rear panel) 2 x DVI-I Female (White) 1 x 3.5mm Audio Jack Female (Green) 1 x 3.5mm Audio Jack Female (Pink) |
| KVM Ports | 2 x USB Type B Female 4 x DVI-I Female (white) 2 x 3.5mm Audio Jack Female (Green) 2 x 3.5mm Audio Jack Female (Pink) |
| Daisy Chain Ports | 1 x RJ-45 Female (rear panel) |
| Power | 1 x DC Jack |
| USB Hub | 2 x USB Type A Female (1 x front panel; 1 x rear panel) |
| LEDs | |
| KVM | 2 (Orange) |
| Audio | 2 (Green) |
| USB Link | 2 (Green) |
| Switches | |
| Selected | 3 x Pushbutton |
| Emulation | |
| Keyboard / Mouse | USB |
| Video | DVI Dual Link: 2560 x 1600 @ 60Hz; 3D Display: 1920 x 1200 @ 120Hz |
| Scan Interval | 1-99 seconds (default: 5 secs.) |
| Power Consumption | DC5.3V:3.77W:43BTU/h Note: ● The measurement in Watts indicates the typical power consumption of the device with no external loading. ● The measurement in BTU/h indicates the power consumption of the device when it is fully loaded. |
| Environmental | |
| Operating Temperature | 0–50°C |
| Storage Temperature | -20–60°C |
| Humidity | 0-80% RH, Non-condensing |
| Physical Properties | |
| Housing | Plastic, Metal |
| Weight | 0.56 kg ( 1.23 lb ) |
| Dimensions (L x W x H) | 26.23 x 7.68 x 4.40 cm (10.33 x 3.02 x 1.73 in.) |
| Note | For some of rack mount products, please note that the standard physical dimensions of WxDxH are expressed using a LxWxH format. |
User Manual
| File Name | Release Date |
| cs1642a-1644a-w_2019-04-17.pdf (1.83 MB) | 2019-04-17 |
Quick Start Guide
cs1642a_1644a_kvm_switch_qsg.pdf (6.48 MB)CAD Drawing
CS1642A-ASM-V02_WEB.pdf (50.23 KB)Firmware
| Description | Ver. | Release Date | File Name |
| Firmware Upgrade | v1.1.109 | 2024-05-02 | cs1642a-for-windows-v1.1.109.zip |
| Firmware Upgrade | v1.1.108 | 2023-01-04 | cs1642a-for-windows-v1.1.108.zip |
Note : For requests regarding firmware versions older than 3 years, please contact the Technical Support team.
Compatible Products View All
Note :
All products listed above have been verified for full compatibility with their intended use, where applicable (e.g., keyboard/video/mouse compatibility with KVM switches and extenders).
For any further functionality inquiries, please visit the Support Center for assistance.
Compatible Cables View All
CS1642A
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