Cursor, Zoom And Shift Functions - Viavi 8100 V2 Series User Manual

Chapter 14 CD measurements using phase shift method
Display of CD results
• Delay
• Total dispersion
• Dispersion Coefficient (if
not, this column is empty).
• Slope
The blue line at the top of the table displays the following information:
• The Bit Rate Info. used for the Pass/Fail indication
• L0: zero dispersion wavelength
• So: Slope at L0

Cursor, Zoom and Shift functions

Those functions are available exclusively in Expert mode (configu-
rable in the CD ODM Setup screen).
Position the cursor
To move the cursor on the trace:
1 Press
2 Use the direction arrow keys
or
With touchscreen, directly press on trace to position the cursor
The coordinates of cursor intersection with the trace are indicated above the
trace.
Zooming on trace
In order to zoom in on the trace:
1 Press the
2 Use the direction arrow keys to zoom in either horizontally or vertically.
The zoom is made around the selected cursor(s).
With touchscreen, position upper left and bottom right location of the zoom area.
444
Cursor A menu key,
Zoom/Shift menu key to display Zoom,
User Manual
Normalized to km
and or
78000010220 Rev. 024
is set to Yes in the Setup menu. If
and .