Section 2: General operation Series 2280 Precision DC Power Supply Reference Manual
2-6 077085503 / March 2019
Communication settings status indicator
Move the focus to the communication indicator using the navigation control and press the ENTER key
to see a list of present communications settings.
Figure 4: Series 2280 communication status indicator
Instrument is controlled from the front panel.
Instrument is communicating through a GPIB interface.
Instrument is communicating using VXI-11.
Instrument is communicating through a USB interface
(firmware version 1.05 and earlier, port number raw socket 5050; firmware version
1.06 and later, port number raw socket 5025).
Instrument is communicating through a web page.
Instrument communication activity indicator
The activity indicator is located to the right of the communication settings status indicator. When the
instrument is communicating with a remote interface, the up and down arrows flash.
Figure 5: Instrument communication activity indicator