Siemens 70isdn - Manual (Page 20)

Putting the system into service
8
kap03.fm5 Profiset 70isdn,GB: A30853-X300-B501-3-7619 20.5.99
Step 2: Connect the telephone
Handset cord (coiled)
Both ends of the handset cord have the same connector.
Insert one connector into the socket labelled
a
on
the underside of the device and insert the other connec-
tor into the handset below the mouthpiece. Feed the ca-
ble into the cable run.
In both cases, the connectors must engage audibly.
Note that the NTBA plug must be connected to the power
grid. Profiset 70isdn takes the necessary power from this
NTBA.
Handset cord (coiled)
Telephone connecting cord
To ISDN socket