EXFO Power Blazer 88200NGE, User Manual

Page: 660 / 887

Test Functions
650
88000 Series
FlexE Advanced
Reset/Manual Skew
Allows the selection of a relative delay in nanoseconds that will be
introduced for each PHY.

Reset Skew sets all TX skew (ns) values to 0.

Manual Skew
allows setting the skew value for each PHY manually.

PHY TX Skew
PHY/Port
indicates the PHY/Port numbers and
All
which
represents the value for all PHY/Port when the All PHY check box
is selected.
Skew (ns) allows setting the skew value for each PHY. Enter
directly the skew value in the field or use the “+” and “-” buttons to
respectively increment or decrement the skew value using the
defined
Skew Inc/Dec Size
value. Tapping and holding the “+” or
“-” button allows reaching the desired value faster using the
defined
Skew Inc/Dec Size
value. Range is from
0
to
1000
ns.

All PHY , when selected, applies the change(s) to all PHYs at once.

Skew Inc/Dec Size (ns)
allows setting the increment/decrement
value that will be used when changing the Skew (ns) values using
the “+” and “-” buttons. Range is from
0
to
1000
ns.
PHY Skew Alarm Threshold (ns)
Allows setting the threshold value that will be used to declare a skew
alarm:
50 ns to 1000 ns, default is 300 ns (see Excessive PHY Skew on
page 449).
Default button restores the default PHY skew alarm threshold value.