EXFO FTB-800 Series for FTB-1 - Manual (Page 33)

Physical Interfaces and LEDs
NetBlazer 23
Headset/Microphone Port (FTB-1)
Headset/Microphone Port (FTB-1)
The headset port can be used with the ISDN PRI test application to connect
a headset allowing to speak and listen when calls are made and received.
Note: Refer to FTB-1 User Guide for instructions on configuring the
Headset/Microphone settings.
AUX Connection
The AUX port is reserved for future use to attach a buttset or telephone to
talk and listen over an ISDN PRI line.
Fibre Cables Connection
Carefully connect optical fibre cables to the SFP/SFP+’s IN and OUT ports.
To ensure good signal quality, make sure that the optical fibre connector is
fully inserted into the optical connector port.
C
AUTION
When using speech over ISDN, ISDN PRI test application, use only
the headset supplied by EXFO to ensure adequate protection.
Headset/microphone
port