PairGain ETU-772, Quick Installation Manual, Page: 15 / 32

700-722-900-02, Revision 02 Installation
UTU-722 and ETU-772 List 1 June 21, 1999 9
L
INE
U
NIT
I
NSTALLATION
To install the UTU-722 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- or dual-slot remote enclosure. (See
“Compatibility” on
page 3 .)
2 Connect the power source as instructed in the technical practice for the
shelf or remote enclosure in which the line unit is installed.
3 If configuring the line unit as an LTU, power up the shelf and proceed as
instructed on pages
12 through 15 to access the Local Unit Role option
in the Config System Settings menu (the default setting is NTU).
4 Connect the data port and HDSL line cabling as instructed in the
technical practice for the shelf or remote enclosure in which the line unit
is installed.
5 Set the DTE interface (TT clock) for the default HDSL payload rate of
256 kbps (4 time slots).
D
ESKTOP
U
NIT
I
NSTALLATION
To install an ETU-772 desktop unit:
1 Insert the AC power cord into the power cord receptacle on the ETU rear
panel.
2 Plug the power cord into a source of 100 to 240 volt, 50 or 60 Hz
AC power.
3 If configuring the desktop unit as an LTU, power up the unit and proceed
as instructed on pages
12 through 15 to access the Local Unit Role option
in the Config System Settings menu (the default setting is NTU).
The chassis ground of the shelf or remote enclosure
receiving these units must be connected to earth ground for
protection of the equipment and for safety of personnel.
Other protection is required when the network side of the
equipment is extended to an outside facility.