EXFO IQS-2400 WDM Laser Source for IQS-500/600 - Manual (Page 23)

Getting Started with Your WDM Laser Source
WDM Laser Source 17
Starting the WDM Laser Source Application
Data Display
Depending on the setup, the displayed units (nm/THz, dBm/mW) will
change and some items may appear in bright colors or be grayed out.
The state of the interlock circuit (open or closed) is indicated by an icon, as
shown below:
Source
control
mode
Source
status
indicator
Interlock circuit status indicator Spectral and power values
Reference
values
Temperature and
current values
Open interlock circuit Closed interlock circuit