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110584_LC-1751-UMTS-MANUAL-EN.book Page 24 Tuesday, February 26, 2008 5:16 PM
LANCOM 1751 UMTS
Chapter 2: Installation
2.4
Hardware installation
Installation of the LANCOM UMTS Router involves the following steps:
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the device light up continuously. Once the switch is released the
device will restart with the restored factory settings.
After resetting, the device starts completely unconfigured and all set-
tings are lost. If possible be sure to backup the current device confi-
guration before resetting.
Antennas – screw the supplied mobile-telephony antennas to the rear
panel of the LANCOM UMTS Router. Alternatively a GPS antenna can be
screwed on to the Aux connector
Antennas are only to be attached or changed when the device is swit-
ched off. Mounting or demounting antennas while the device swit-
ched on may cause the destruction of the UMTS module!
When mounting separately purchased mobile telephone antennas,
please note that the maximum permitted transmission power for
UMTS systems is not to be exceeded (0.25 W or 24 dBm EIRP). The
system operator is responsible for observing these threshold values.
LAN – First of all you can connect the LANCOM UMTS Router to the LAN.
Plug in one end of the supplied network cable (green connectors) to a LAN
connector on the device
connector socket in your local network or on a hub or switch. Alternatively
you can connect a single PC.
The LAN connector automatically recognises the wiring (Auto MDI/X) and
the transfer rate (10/100 Mbit) by autosensing.
Information about the installation of PoE can be found in the information
box 'Power over Ethernet—elegant power supply over LAN cabling'.
ADSL – connect the ADSL interface
plied ADSL connector cable (transparent connectors).
ADSL can be operated at analog telephone lines (Annex A) or at ISDN
lines (Annex B). One of these two variants is on offer depending on
the country and the provider. A LANCOM 1751 UMTS can be set up to
the required version by uploading the appropriate firmware.
of the device.
and the other end into an available network
with the splitter by using the sup-
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