EXFO FTB/IQS-88000 Series Power Blazer for FTB-2/2Pro/500/IQS-600 - Manual (Page 146)

Test Setup - Test Configurator, Timer, and System
134 FTB/IQS-88000 Series
Frequency
Note: The following frequency statistics are available for each lane.
RX Frequency

Frequency (GHz) indicates the frequency of the input signal.

Offset (ppm) indicates the frequency offset between the standard rate
specification and the rate at the input signal.
Note: For both Frequency and Offset the following background colors are used.

Max. Negative Offset (ppm) indicates the maximum negative
frequency offset between the standard rate specification and the rate
from the received signal.

Max. Positive Offset (ppm) indicates the maximum positive
frequency offset between the standard rate specification and the rate
from the received signal.
Note: Refer to Interface on page 279 for more information on standard rate
specifications.
Background color Description
Green The frequency is in range.
Red The frequency is out-of-range or LOC Lane. LOC is also
displayed.
Gray Pending state.