Description Of The Equipment - Teldat Atlas 250 Installation Manual

3. Description of the equipment

The aspect of the equipment can be seen in the following figure. Here you can see both the front panel
and the various rear panels depending on the version.
On the front panel, you can see the LEDs which display the status of the various interfaces and devices
that the Atlas250 router has.
Located on the rear panel is the power point, the AUX console connection (in DB-9 format) for local
configuration and monitoring and the microswitches. From the communications po int of view, you
will find the connection to the LAN (in RJ45 format) with the link LED (in yellow), the ISDN
connection (in RJ24 format) with the TERM pushbutton controlling the ISDN bus terminal resistance
and the WAN connectors (in DB-25 format). Finally, depending on the version, you will find diverse
types of slots which permit access to the various expansion cards that can be situated in the interior of
the device; by default, these slots are protected by blind covers and once removed permit you to a ccess
the distinct connectors supporting the expansion cards.
Figure 9. Front and rear panels of the equipment
On the underside of the device you will see a flap that provides access to the serial line drivers. Here
you can select the operating mode (DTE/DCE) and change from one to the other depending on the
standard you are going to use.
DRIVER DRIVER
DTE/DCE DTE/DCE
WAN 3 WAN 2 WAN 1
Figure 10. Location of the drivers access flap
Doc.DM698-I
ATLAS 250 – Installation Manual
Ver.2.0
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