Keithley 708B Reference Manual page 91

Section 2: General operation
Open and close slots from the card pages
You can open and close slots from the card pages in several ways.
The simplest method is to click a connection. The channel changes state to open or closed. When the
channel is open, the connection is a circle with an x in it:
When the channel is closed, the connection is black:
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Models 707B and 708B Switching Matrix Reference Manual
Figure 47: Web interface Cards page
Figure 48: Web interface open channel
Figure 49: Web interface closed channel
707B-901-01 Rev. A / August 2010