Page 19724-746-5500 | blackbox.com Chapter 4: Operation NOTE: There are two options for USB Port Rule: ON and OFF. When set
to ON, USB-Port selection follows computer selection. When set
to OFF, USB-Port selection stops following USB port selection.
NOTE: Make sure the USB device linking procedure has finished before
switching to another computer.
4.4 Alternate Hotkey Commands
In addition to the Left-Ctrl + Left-Ctrl hotkeys, there are two other hotkey
sequences programmed into the ServSwitch:
Hotkey sequence #1: Left-Ctrl + Left-Ctrl + _
Hotkey sequence #2: Scroll-Lock + Scroll-Lock + _
Hotkey sequence #3: Hold Left-Shift + Num-Lock + Num-Lock + _
For keyboards that don’t have or won’t support Scroll Lock, press and HOLD the
Left-Shift key, and then press the Num-Lock key twice. For example, to select a
computer:
Hold Left-Shift + Num-Lock + Num-Lock then release Shift and press 1. This
selects the computer at Port 1.
Hold Left-Shift + Num-Lock + Num-Lock then release Shift and press 2. This
selects the computer at Port 2.
4.5 Function Button (4-Por t Only)
Use the Function button on the front panel (#5 in Figure 2-3) to adjust the
video signal strength according to the length or quality of DVI cable. It also selects
the audio signal from any of the connected computers’ four port s.
To adjust the video signal strength, follow these steps:
1. Press the Function button three times.
2. Press push button #1 one or two times to adjust the selected port’s input
video strength. One beep = normal or two beeps = enhance.
or
Press push button #3 one or two times to adjust the selected port’s output
current. One beep = normal or two beeps = enhance.
or