3Com 3C10111C - NBX 100 - Modular Exp Base Installation Manual page 105

Table 19 Connecting Power to a 3Com Telephone
Power Source 3Com Telephone
AC power All 3Com Telephones
adapter
On all NBX devices, the
(commonly
power connector is
known as a
marked by the DC
'power brick')
power symbol:
Any 3Com
Telephone can
accept power
from a power
adapter.
NBX devices work with these Ethernet power sources:
Ethernet power sources that comply with the IEEE 802.3af standard,
■
commonly called Power over Ethernet or PoE
3Com Ethernet power sources that predate the IEEE 802.3af standard
■
See Table 19 for power connection instructions.
Connection Details
1
Connect the AC adapter's power jack 1 to the
power connector on the bottom of the phone.
2
Run the cable through the strain-relief tab 2 to
prevent power from becoming disconnected.
The location of the power connector varies on
different telephone models. The first connection
diagram shows a Business Telephone that
includes PE in the part number, for example,
3C10226PE. The second diagram shows an
earlier model telephone.
3102 Business Telephone.
A power adapter is an optional component on
the 3102 Business Telephone.
3101 and 3101SP Basic Telephone.
A power adapter is an optional component on
the 3101and 3101SP Basic Telephones
2101 Basic Telephone.
Adding Telephones 105