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724-746-5500 | blackbox.com
724-746-5500 | blackbox.com
Page 17
Chapter 3: Installation
NOTE: The maximum cable length for video (DVI/VGA) is up to 64 feet (20 meters). Maximum cable length for USB/PS2 keyboard
and mouse is up to 16 feet (5 meters). For greater distances, ServSwitch 4site Flex supports most KVM extenders, video
(DVI / VGA) extenders, and USB extenders.
3.3 Connecting Video Sources/Computers
1. Switch off the computer and disconnect the keyboard, monitor and mouse.
2. Connect keyboard and mouse ports of ServSwitch 4site Flex to the computer ports either with a single USB cable or via the
PS/2 interface (use the Y cable) up to 5 meters. For greater distances use a KVM or USB extender.
3. To connect an analog video / computer source (VGA) to ServSwitch 4site Flex, use a VGA-DVI cable. Digital video sources are
connected via a DVI cable up to 20 meters. For greater distances, use a DVI or VGA extender.
3.4 Connecting USB Devices
Connect a USB device to one of the four transparent USB ports to switch it to computers connected to ServSwitch 4site Flex.
ServSwitch 4site Flex supports transparent USB devices such as printer, external memory, 3D mouse, and finger printer.
Keyboard
Mouse
Keyboard
and mouse
Digital or
analog
PS/2 “Y” cable
or USB cable (A–B)
DVI-I HD15 or DVI cable
Connect USB
devices
Figure 3-3. Typical installation.
3.5 Powering Up the System
Switch on ServSwitch 4site Flex with the power switch on the rear panel. All front-panel LEDs light up briefly, indicating that
ServSwitch 4site Flex is ready for operation. ServSwitch 4site Flex is now in Quad mode (default).
Power up all connected computers. ServSwitch 4site Flex recognizes all input video sources automatically and displays them on
your monitor screen.
To select another display mode, use the relevant keyboard commands or buttons on the front panel.
3.6 Connecting Audio
The ServSwitch 4site Flex can be connected to external, powered speakers or audio devices so that sound coming from the four
connected sources can be played back.
Three different connection options are made available (see Figure 3-4):
1. 3.5-mm analog stereo jack
2. Digital cinch connector
3. TOSLINK optical audio jack