ATEN VS-881 - Manual (Page 12)

Port Selection
Manual Port Up / Port Down
Use the Port Up and Port Down buttons, located on the
top of the VS-881 unit, to cycle the video focus to the
port you want.
A Port LED changes from ORANGE to GREEN to
indicate that the computer connected to its corresponding
port has the video focus.
IR Port Up / Port Down
The video focus can also be cycled among the
computers using the Port Up and Port Down buttons of
the IR Remote Control Unit (see p. 7).
Note: The IR Remote Control Unit is used in conjunction
with the external IR Receiver (see the diagram on
p. 9).
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2002-12-13