beautypg.com

EXFO FTB-7000 OTDR for FTB-200 v2 User Manual

Page 253

background image

Analyzing Traces with the Bidirectional Analysis Application

OTDR

239

Changing the Attenuation of Fiber Sections

5. Position markers as desired to modify the attenuation value. For more

information on positioning markers, see Using Markers to Edit Events
on page 225.

Note: The markers serve only to set the new attenuation value. Their actual

locations will not be modified.

Fiber section loss and attenuation are displayed.

6. Press Modify to accept the modifications you have made or Cancel to

return to the events table without saving the changes.

The modified fiber sections are identified with “*” in the events table of
both Edit and Events tabs as shown below.

Loss and attenuation

values