363-206-305 Circuit Order:
Issue 3, June 2000 Page 1 of 4
DDM-2000 F
IBER
R
EACH
W
IDEBAND
S
HELF
NTP-019
Discontinue End-to-End HDSL Service
DO ITEMS BELOW IN ORDER LISTED . . . . FOR DETAILS, GO TO
1. !
CAUTION:
DDM-2000 circuit packs contain static sensitive components
which can be damaged by electrostatic discharge. A static
ground wrist strap must be worn when handling the circuit
packs. See electrostatic discharge considerations in
Trouble
Clearing: TAD-100
.
Determine which HDSL ports are to be discontinued and verify no
alarms exist on the system.
2.
NOTE:
The following operation may activate the office major, minor,
or no alarm. The audible alarm may be suppressed by
depressing the
ACO
button.
At the cross-connect point for the HDSL terminating nodes,
remove the HDSL signals associated with the port(s) being
discontinued. (
FAULT
LEDs begin flashing on
HDSL
circuit pack
with signals removed.)
3.
NOTE:
The
UPD/INIT
pushbutton on the
SYSCTL
is recessed to
prevent its accidental operation. You will need a small
pointed object, such as a ball-point pen, to operate it.
Momentarily depress the
UPD/INIT
button on the
SYSCTL
at the
HDSL terminating nodes or use the upd command to update the
equipment list. (Flashing
FAULT
LEDs go off.)
4. Use the
rtrv-state-eqpt:
command to verify that the right
port has been changed from
in-service
(i) to
auto
(a) state.
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