Aten CM1284 - 4-port HDMI-USB KVMP Switch with multiview


KVMP Switch with 4-port local DVI-USB. It supports up to 4K resolution. Multimode display view. Chain control up to 2 levels.




KVMP switch for the control of up to 4 devices via HDMI-USB connections. It offers the multivista option in different modes of visualization to adapt the control of the equipment to our needs, allowing at the same time the management of data in a more effective way allowing to select and to switch the multiple sources with an independent control of keyboard and mouse.

Advanced video support provides a sharper HDMI connection with video resolutions up to 4K (4096x2160 at 30Hz). It ensures real-time monitoring functionality for users by offering two outputs on the console side. One offers the following display modes: four displays, picture-in-picture (PiP), picture-in-picture (PbP), picture-on-picture (PoP); and the other offers full-screen mode. Being equipped with Boundless switching allows users to switch to other video sources by simply moving the cursor from one window to another. This makes it easier to instantly access and control the target computer.

Integrate Chain Control (DCC) functionality, users can control up to 3 additional CM1284 units from a single console. In addition, up to two levels of cascade can be placed to reach the maximum number of 16 video sources simultaneously displayed on the screen, and viewed with a separate keyboard and mouse control.

Features of Aten KVMP switch CM1284

  • Multi-view console controls up to four video sources on one screen with display modes including Quad View, Picture in Picture (PiP), Picture by Picture (PbP), and Picture on Picture (PoP)
  • Dual output on console side – a multi-view output and a full screen output
  • Easily resizes and / or reposition any PiP or PbP to suit users’ viewing needs
  • System configuration via front panel, OSD, IR Remote, and RS-232 commands – display mode and port selection
  • Supports professional video quality – Up to 4K (4096 x 2160 @ 30 Hz) ; YCbCr 4 :2 : 2
  • Computer selection via front panel pushbutton and hotkey, mouse, and the serial commands*
  • Boundless Switching – Simply moves the mouse cursor across windows to switch to other video sources
  • Video dynasync– Eliminates boot-up display problems and optimizes the resolution when switching among different sources
  • EDID Expert Selects optimum EDID settings for smooth power- up, high-quality display and use of the best video resolution across different screens
  • DCC (Daisy Chain Control) – Controls up to 3 additional CM1284 units from a single console
  • Cascade up to 2 levels – Controls up to 16 computers (with up to 4 x 4 Multi-view mode)
  • HDCP 1.4 compliant
  • Console keyboard emulation / bypass feature that support most multimedia keyboards
  • Console mouse port emulation / bypass feature that supports most mouse drivers and multifunction mice
  • Independent switching for USB peripheral port, audio function and KVM switch focus
  • Power on detection
  • Auto scan feature
  • Firmware upgradable via computer’s USB port
  • Multilingual keyboard mapping – supports English, French, Japanese, and German keyboards
  • Hot-pluggable
  • Supports keyboard combinations via emulation (for Sun / Mac)**

*Mouse port switching is only workable under mouse emulation mode and is for 3-key USB wheel mouse only
**PC keyboard combinations emulate Mac keyboard. Mac keyboard only work with their own computers

Package Contents

  • 1x CM1284 4-Port USB HDMI Multi-View KVMPTM Switch
  • 4x USB HDMI Cables
  • 1x Power Cord
  • 1x IR Remote Control
  • 1x Rack Mount Kit
  • 1x User Instructions


Data sheet

Video Inputs
Max. Video Resolution
4096x2160 - 4K DCI
Entradas Audio
No Balanceado
Salidas Audio
No Balanceado
Data and Control


Computer Connections



Port Selection


Pushbuttons, Hotkeys, IR Remote Control, On-Screen Display(OSD), Mouse, RS-232 Commands



Console Ports2 x USB Type A Female
2 x HDMI Female (Black)
2 x 3.5mm Audio Jack Female (Green; 1 x front panel,1 x rear panel)
2 x 3.5mm Audio Jack Female (Pink; 1 x front, 1 x rear)
2 x RJ-45
KVM (Computer) Ports4 x USB Type B Female (White)
4 x HDMI Female (Black)
4 x 3.5mm Audio Jack Female (Green)
4 x 3.5mm Audio Jack Female (Pink)
Power1 x IEC320 Jack
USB Hub2 x USB 2.0 Type A Female (1 x front panel; 1 x rear panel)



Selected11 x Pushbuttons



KVM4 (Orange)
Audio4 (Green)
USB4 (Green)



Keyboard / MouseUSB




4096 x 2160 @ 30 Hz


Scan Interval


5, 10, 15, 30, 60, 90 seconds (default: 5 seconds)


Maximum Input Power Rating


100-240 VAC; 50/60 Hz; 1A


Power Consumption





Operating Temperature0-40°C
Storage Temperature-10-60°C
Humidity0-80% RH, Non-condensing


Physical Properties

Weight2.46 kg ( 5.42 lb )
Dimensions (L x W x H)43.72 x 16.40 x 4.40 cm
(17.21 x 6.46 x 1.73 in.)




For some of rack mount products, please note that the standard physical dimensions of WxDxH are expressed using a LxWxH format.

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