EXFO MaxTester 635 - Manual (Page 170)

Noise Tests
162 MAX-635
NEXT

Hookup Diagram button opens a Confirmation page displaying how
to connect your cables at the beginning of the test. When FED is
Enabled on the FED Setup page, both the T-R/A-B and T1-R1/A1-B1
pairs will be terminated at the FED. The hookup diagram uses graphic
and textual components.

Proceed button closes the hookup diagram prompt and starts the
test.

Cancel button closes the hookup diagram prompt only.

The Confirmation window is prompted before every NEXT test is
started if you selected Yes for the Show hookup diagram. You can
select No to hide the diagram next time you run the test.