2N Telekomunikace NetSpeaker, User Manual

Page: 21 / 39

Electric Installation 2.4
21
The LAN interface is equipped with the Auto MDIX function for automatic detection of
a straight or cross-over cable.
The LAN interface can also be used for the 2N
®
NetSpeaker power supply through
active network elements or injectors meeting the IEEE 802.3af standard.
Note

With PoE, the integrated amplifier power output is limited to 8W. To utilise
the maximum power output of the amplifier, feed 2N
®
NetSpeaker from an
external 12V DC/2A power supply.
Power Supply Connection
2N
®
NetSpeaker can be fed using active network elements or PoE injectors via the LAN
interface. In case this option is unavailable, use a 12V DC/2A (Part No. 914102E)
power supply, or another power supply on condition that you keep the nominal values
included in the
Chyba! Nenalezen zdroj odkazů. subsection.
Connect the 12V DC power supply either to the back panel supply connector marked
DC IN , or terminals marked DC IN + and DC IN - .
Warning

If you use an adapter other than the recommended one, do not exceed
the nominal supply voltage value of 12V. Also make sure that the supply
voltage polarity is correct. Exceeding nominal values and/or incorrect
connection may lead to irreversible damage of the equipment.