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Agilent OSA Data Acquisition - Where to begin?

[ Edited ]
I'm new to LabView and have been learning it for the past little while. I am attempting to communicate with an Agilent 86142A OSA with a GPIB-USB-HS cable. I think I've downloaded all of the necessary drivers (e.g. 488.2).

I've also acquired a Plug-and-Play driver from Agilent to be used by 8614x devices. These Instrument Drivers came with three examples. I connected to the device via MAX (that is, it sees the device).

A few questions:

1) Running these examples, for whatever reason, does not work. I continously receive a "Could not perform operation because of I/O error.; " error. I noticed that in the VI, the address is set to 23. Now