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Section 4 - Operation
2-PORT SINGLE-HEAD SECURE KVM: SK21D-3 – DVI-I VIDEO, SK21P-3 – DISPLAYPORT VIDEO, SK21H-3 – HDMI VIDEO
Operation
Operating the Product
Self-Test Procedure:
As product powers-up it performs a self-test procedure. In case of
self- test failure for any reason, including jammed buttons, the
product will be Inoperable. Self-test failure will be indicated by the
following abnormal LED behavior:
All
channel-select LEDs will be turned
ON and then OFF;
A specific, predefined LED combination will be turned ON;
The predefined LED combination will indicate the problem
type (jammed buttons, firmware integrity).
Try to power cycle product. If problem persists please contact your
system administrator or technical support.
Now that product, computers and peripherals are connected and
powered up, it is ready for use.
Default Channel
After product boots up, the default active channel will be channel
#1. This will be indicated by white color illumination of
push-button #1.
Product Mapping to Sources
Product mapping to sources is indicated by stickers/labels specifying
which channel is mapped to which computer.
Front Panel Push-Buttons
Following power up, the default channel is #1.
The user can select any other channel by pressing the appropriate
front panel push button.
The mouse cursor will be positioned at the center of the selected
computer display. If computer is connected to multiple displays, the
cursor will be positioned at the center of the primary display.
The currently selected channel is indicated by white color
illumination of the appropriate push-button.
Once a different channel is selected - keyboard, mouse, and audio
follow selected channel, unless Freeze Audio functions has been
activated (see below for details).
Using "Audio Freeze" feature
Press "Freeze Audio" push button to lock audio to a specific channel.
The LED will indicate this option has been activated and to which
channel the Audio is locked to at the moment. This means that
switching channels would leave Audio active on current channel.
Restore-Factory-Default will release "Freeze Audio" function from
any channel it is locked to.
