EXFO MaxTester 635 - Manual (Page 215)

TDR
Copper and VDSL2/ADSL2+ Multi-play Test Set 207
Result Details
Result Details
The Results Details page displays the TDR test
result cable parameters and the distance to the
most significant reflection or Largest Event, in
text and graphical format in Portrait/Landscape
Mode. You can load a saved auto TDR trace
(secondary trace) and display it simultaneously
with the original TDR trace (primary trace).
Note: When saving the TDR test, only the live/primary
trace is saved.

Test Identification is the test type of the
group, for example TDR.

Range allows you to set the range from the
given list.

Pulse Width is a non-editable value that is updated dependent on
whether the parameters are set to Auto or manual.

Dual Trace Offset is a configurable offset parameter for the secondary
trace, with a range of -1.0 to 1.0.
Note: If the loaded secondary trace offset = 0, then the primary and secondary
traces will overlap.

Cable Setup button allows you to view the Cable Parameters of the
TDR test.

Select Graph button changes to Graph Selected when pressed and
opens a new selection of function keys which allow you to maneuver
the graph as follows: