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Terminating resistors may not be connected.
•
IP-S290plus at Ethernet port
The IP-S290plus system phone can be powered through the Ethernet port as defined in IEEE Std
802.3af-2003 (PoE), with power being supplied via Ethernet from the hub or switch. At the port,
»Alternative A« and »Alternative B«, as defined by IEEE Std 802.3af-2003, and »Power classifica-
tion 1« (up to 4 W) is supported. The PoE port is not polarity sensitive.
PIN assignment for PoE
1
3 5
2
Figure: 4
The telephone is equipped with an input
provided for headsets. The jacks are linked to the corresponding ports for the headset jacks on
the bottom of the telephones.
Connecting to and operating the system telephone at the pabx system (basic function
including DHCP)
Consult the installation instructions for the PABX system to determine which port can be used
for connecting the IP-S290plus. Connect this port with the Ethernet PABX port on the system te-
lephone.
Configure your PABX system for use with IP system telephones.
•
6
8
7
6 5
4
3
2
1
7 8
4
6
7
and an output
1
PIN
= Transmit Data +
2
PIN
= Transmit Data -
3
PIN
= Receive Data +
6
PIN
= Receive Data -
4
PIN
/ PIN
supply
7
PIN
/ PIN
supply
1
- Connection for plug-in po-
wer supply unit
2
- Plug-in power supply unit
3
- Ethernet PC-Connection
4
- PC or other IP-telephone
5
- Ethernet-port of the pabx
6
- elmeg pbx
7
- Audio-connection (headset)
8
- Audio-connection (headset)
9
9
- Headset with two 5mm-ste-
reo-connectors.
Audio in / Audio out
8
for audio signals. These ports are
5
connected = power
8
connected = power
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