EXFO FTB/IQS-88000 Series Power Blazer for FTB-2/2Pro/500/IQS-600 - Manual (Page 155)

Test Setup - Test Configurator, Timer, and System
Power Blazer 143
Interface (Ethernet, Packet Sync, and Fibre Channel)
Optical lane numbers are from 0 to 3 or from 0 to 9 depending on the
selected interface/rate.

All Lanes check box, when selected, applies the change(s) to all
optical lanes at once.

Optical Lane indicates the optical lane numbers and All which
represents the setting for all optical lanes when the All Lanes
check box is selected.

Laser check box, when selected, indicates that the corresponding
optical laser lane is activated and emitting an optical laser signal.

Lasers OFF at Start-Up allows to automatically turn off all lasers when
starting the module or when switching from one test application of the
same group (Ethernet or Transport) to another.

Power Range (dBm) indicates the CFP/XFP/SFP/SFP+ operational RX
power range.