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SC42PHU-4 

SC42DHU-4 

QUICK INSTALLATION GUIDE

©2019 All rights reserved. HSL logo and product names are trademarks or service trademarks of HighSecLabs Ltd (HSL).
All other marks are the property of their respective owners. Images for demonstration purposes only.  

HDC20601 Rev.1.0

Safety and Regulatory Statements

Safety Symbols 

One or more of the following symbols may be included in your
product documentation and/or on the product.

Instructions: This symbol is intended to alert the user to the 
presence of important operating and maintenance 
(servicing) instructions in the product user manual.

Dangerous Voltage: This symbol is intended to alert the user 
to the presence of uninsulated dangerous voltage within the 

product’s enclosure that may be of sufficient magnitude to 

constitute a risk of electric shock to persons.

Power On: This symbol indicates the principal on/off switch 
is in the ON position.

Power Off: This symbol indicates the principal on/off switch 
is in the OFF position.

Protective Grounding Terminal: This symbol indicates a 
terminal which must be connected to earth ground prior to 
making any other connections to the equipment.

Safety Precautions 

WARNING: 

To avoid a potentially fatal shock hazard and possible damage to 

equipment, please observe the following precautions.

Do not disable the power grounding plug. The grounding plug is 
an important safety feature.

Plug the power cord into a grounded (earthed) outlet that is 
easily accessible at all times.

Disconnect the power from the product by unplugging the 
power cord from either the electrical outlet or the product. The 
AC inlet is the main disconnect for removing power to this 
product. For products that have more than one AC inlet, to 
remove power completely, all AC line cords must be 
disconnected.

This product has no serviceable parts inside the product 
enclosure. Do not open or remove product cover.

CAUTION: 

Some HSL products contain a lithium battery. This battery is not a 

field replaceable item, and replacement should not be attempted by a user. 
If errors occur when using the product and the battery is suspected, contact 
HSL Technical Support.

WARNING: 

For Service Personnel Only - There is a risk of explosion if the 

battery is replaced with an incorrect type. Dispose of used batteries 

according to the manufacturer’s instructions.

This product is for use with other products that are Listed or
Certified by a Nationally Recognized Testing Laboratory (NRTL).

NIAP Protection Profile

This product is certified to the NIAP Protection Profile PSD version
4.0 certification for peripheral sharing switch devices.

Installation Precautions 

Note

: HSL Secure KVM Combiner Switches are protected with 

Holographic Tamper-Evident Labels on the 

product’s enclosure to 

provide a visual indication in case the enclosure has been opened or 
compromised.

WARNING: 

Unit Enclosure Warning -

If the unit’s enclosure appears 

disrupted or if all LEDs flash continuously, remove the product from 
service immediately and contact Technical Support.

Security Vulnerability 

If you are aware of a potential security vulnerability while installing 
this product, contact Technical Support immediately by:

Web form: www.highseclabs.com/support/case/

Email: [email protected]

Tel: +972-4-9591191/2

Change Management 

For change management tracking, perform a quarterly log check to 
verify that the RFD was not improperly used to override the current 
device policy by an unauthorized person.

Summary of Contents for SC42PHU-4

Page 1: ...4 device For further assistance please refer to HSL website http www highseclabs com Objectives Installation Precautions Do not connect this product to computing devices that Are TEMPEST computers Include telecommunication equipment Include frame grabber video cards Include special audio processing cards WARNING Peripherals Warning For security reasons this product does not support wireless keyboa...

Page 2: ...er 1 indicated by the applicable front panel push button LED lit NOTE HSL devices covered by this manual include a special DP HDMI connector enabling the user to use the product with both video formats as input and output NOTE In models supporting fUSB it is possible to connect additional USB devices and use them on the host PCs By default authentication devices such as CAC readers smart card read...

Page 3: ...0 single display default L CTRL L CTRL F11 s 1 clone display L CTRL L CTRL F11 s 2 extended display Please see below a diagram of each mode of operation on one and two displays Full Screen layout Single Clone in Extended mode the second screen will show the remaining 3 channels in Quad mode Quad layout Single Clone Scale layout Single Clone in Extended mode the second screen will show the remainin...

Page 4: ...sconnect for removing power to this product For products that have more than one AC inlet to remove power completely all AC line cords must be disconnected This product has no serviceable parts inside the product enclosure Do not open or remove product cover CAUTION Some HSL products contain a lithium battery This battery is not a field replaceable item and replacement should not be attempted by a...

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