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Installation
2
In compliance with the ITU G.703, jumper P8 allows connection of the
outer conductor of the coaxial pair, or the screen of the symmetrical pair,
to earth (frame ground) at the G.703 input data port. Do one of the
following:
•
Do not install a jumper. This is the factory setting and provides the
standard G.703 input port interface.
•
Short pins 1 and 2 of P8 for the 120Ω input.
•
Short pins 2 and 3 of P8 for the 75Ω input.
3
Jumpers P11 and P12 configure the line unit for use with a 75Ω or
120Ω G.703 interface. Place the four-position jumper block on one of
the following:
•
P11 for balanced 120Ω circuits.
•
P12 for unbalanced 75Ω circuits (factory setting).
Line Unit Installation
Primary protection for the HDSL line must be provided by the
user. Both primary and secondary protection must be
provided by the user if the E1 line runs outside of the building.
Der primaere Schutz des HDSL Anschlusses muss von der
Benutzerseite aus geregelt werden. Wenn der E1 Anschluss
ausserhalb des Gebaeudes installiert ist, muss der primaere
und sekundaere Schutz von der Benutzerseite aus geregelt
werden.
To install the line unit into a shelf or remote enclosure:
1
Install the line unit into the appropriate slot (1 through 16) of a shelf or
into a single-slot remote enclosure. (See
2
Connect the interface cabling and power connections using the
procedures described in the technical practice for the shelf or remote
enclosure in which the line units are installed.
3
Set the DTE to the correct data rate (or keep the DTE disconnected).
10
"Compatibility" on page
June 5, 2002
700-701-900-02, Revision 02
UTU-701C and ETU-751C List 1
3.)
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