ATEN CM1942 User manual

CM1942
2-Port 4K DisplayPort Dual Display
Mini-Matrix Boundelss KVM Switch
User Manual

CM1942 User Manual
ii
Compliance Statements
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
radio 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 try to correct the
interference by one or more of the following measures:
Reorient or relocate the receiving 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 technician for help
The device complies with Part 15 of the FCC Rules Operation is subject to the
following two conditions: (1) 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

CM1942 User Manual
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Industry Canada Statement
This Class B digital apparatus complies with Canadian ICES-003
HDMI Trademark Statement
The terms HDMI, HDMI High-Definition Multimedia Interface, and the
HDMI Logo are trademarks or registered trademarks of HDMI Licensing
Administrator, Inc
RoHS
This product is RoHS compliant

CM1942 User Manual
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User Information
Online Registration
Be sure to register your product at our online support center:
Telephone Support
For telephone support, call this number:
User Notice
All information, documentation, and specifications contained in this manual
are subject to change without prior notification by the manufacturer The
manufacturer makes no representations or warranties, either expressed or
implied, with respect to the contents hereof and specifically disclaims any
warranties 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 servicing, 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 incurred in the operation
of this system if the correct operational voltage setting was not selected prior
to operation PLEASE VERIFY THAT THE VOLTAGE SETTING IS
CORRECT BEFORE USE
International http://eservice.aten.com
International 88 -2-8 92- 959
China 8 -400-810-0-810
Japan 81-3-5 15-5811
Korea 82-2-4 7- 789
North America 1-888-999-ATEN ext 4988
1-949-428-1111

CM1942 User Manual
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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 http://www.aten.com

CM1942 User Manual
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Package Contents
Check to make sure that all the components are in working order If you
encounter any problem, please contact your dealer
1 CM1942 2-Port 4K DisplayPort Dual Display Mini-Matrix Boundless
KVM Switch
4 DisplayPort cables
2 microphone cables
2 speaker cables
2 USB 3 0 Type-A to Type-B cables
1 remote port selector
1 power adapter
1 user instructions
Note: 4K video resolution needs the high quality DisplayPort Cable

CM1942 User Manual
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Contents
Compliance Statements . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ii
User Information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . iv
Online Registration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . iv
Telephone Support . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . iv
User Notice . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . iv
Product Information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . v
Package Contents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . vi
Contents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . vii
About this Manual . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . x
Conventions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . xi
1. Introduction
Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
Requirements . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
Console . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
Computers. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3
Cables . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
Operating Systems . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
Components . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
Buzzer Behavior . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
2. ardware Setup
Cable Connections . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .9
Installation Diagram. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
3. Basic Operation
Port Switching . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .11
Manual Switching . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
Mouse Switching . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
Hotkey Switching. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
Remote Port Selector Switching . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
Boundless Switching . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
Hot Plugging . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
Powering Off and Restarting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
Port ID Numbering . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
Alternative Manual Port Selection Settings. . . . . . . . . . . . . . . . . . . . . . . . 13
4. otkey Operation
Port Switching . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .15
Cycling Through the Ports. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
Going Directly to a Port . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17
Boundless Switching with a Mouse Cursor . . . . . . . . . . . . . . . . . . . . 19

CM1942 User Manual
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Auto Scanning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
Hotkey Setting Mode (HSM) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
Invoking HSM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
Alternate HSM Invocation Keys . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22
Alternate Port Switching Keys. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22
Keyboard Operating Platform . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23
List Switch Settings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23
USB Reset . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23
Keyboard Language . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24
Buzzer Control . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24
Hotkey Port Switching. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24
Firmware Upgrade Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24
Restore Default Settings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25
Power on Detection. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25
Alternative Manual Port Selection Settings. . . . . . . . . . . . . . . . . . . . . 25
Keyboard Emulation Control . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25
Mouse Emulation Control . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25
Mouse Port Switching . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
Setting the PC Operation Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
N-Key Rollover Keyboard Supporting Function . . . . . . . . . . . . . . . . . 2
Boundless Switching. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
Setting the Screen Resolution. . . . . . . . . . . . . . . . . . . . . . . . . . . . 27
Configuring the Monitor Layout . . . . . . . . . . . . . . . . . . . . . . . . . . . 27
Example 1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28
Example 2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28
Example 3 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29
Example 4 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29
Stereo Audio Mixer . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30
HSM Summary Table . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30
5. Keyboard Emulation
Mac Keyboard. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 33
Sun Keyboard . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 34
6. The Firmware Upgrade Utility
Before You Begin . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35
Starting the Upgrade . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 37
Upgrade Succeeded . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 40
Upgrade Failed . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 40
7. Appendix
Safety Instructions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 41
Troubleshooting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 43
Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 43
Technical Support . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 44
International . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 44

CM1942 User Manual
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North America . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 44
Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .45
Hotkey Default Settings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
Limited Warranty . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 47

CM1942 User Manual
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About this Manual
This User Manual is provided to help you get the most from your CM1942 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 CM1942 Its purpose,
features and benefits are presented, and its front, side, and back panel
components are described
Chapter 2, ardware Setup, describes how to set up your installation The
necessary steps are provided
Chapter 3, Basic Operation, explains the fundamental concepts involved
in operating the CM1942
Chapter 4, otkey Operation, details all of the concepts and procedures
involved in the Hotkey operation of your CM1942 installation
Chapter 5, Keyboard Emulation, provides tables that list the PC to Mac
and PC to Sun keyboard emulation mappings
Chapter 6, The Firmware Upgrade Utility, explains how to use the
CM1942's firmware with the latest available versions
Appendix, which provides specifications and other technical information
regarding the CM1942
Note:
Read this manual thoroughly and follow the installation and operation
procedures carefully to prevent any damage to the unit or any connected
devices
The product may be updated, with features and functions added, improved
or removed since the release of this manual For an up-to-date user
manual, visit http://www aten com/global/en/