AASTRA 7446ip (5446ip) Premium for BusinessPhone User Guide EN - Manual (Page 13)

Dialog 5446 Description
If the telephone is equipped with a gigabit Ethernet unit
(DBY 412 02) and connected to a 1 gigabit LAN, it can be
powered by a power adapter, or by a power hub.
If the telephone has the gigabit Ethernet unit installed, and
is connected to a 10/100 megabit LAN, the telephone has
to be powered by a power adapter. The alternative is to
remove the gigabit Ethernet unit.
Connect one end of the PC cable to the phone connection
marked “PC”, and the other cable end to a RJ45
connection on your PC.
When the telephone is starting up (booting), a connected
PC will loose network connection for a few seconds.
(Optional) You can connect a headset to the phone
connection marked “HEADSET”.
Connect the handset to the phone connection marked
“HANDSET”.
USB connection intended for a memory stick, and for
future use.
Note: The phone does not work during power failure, unless powered through
a PoE.
The phone can be powered either from the network or from a 24 V AC/DC
plug-in power adapter. Only use the 24 V AC/DC plug-in adapter (power
supply) listed below, or an adapter approved by your local retailer.
Product Number Power Rating
RES 141 316/1 20VA 230V/24V
7 8/1553-DBC 446 01 Uen B3 2008-09-10