363-206-285 Circuit Order: NTP-019
Issue 2, February 2000 Page 2 of 2
DDM-2000 OC-3 MULTIPLEXER
DO ITEMS BELOW IN ORDER LISTED . . . . .FOR DETAILS, GO TO
4.
!
CAUTION:
Removal of wrong fiber connections will result in a service
interruption. Ensure you remove only the fiber connections
for the optical span being discontinued.
NOTE:
The following operations will activate office alarms. The
audible alarm may be suppressed by depressing the ACO
button.
Remove optical fiber connections from all OLIUs associated with
optical span(s) being discontinued.
5. Remove OLIU(s) associated with optical span being discontinued,
if required.
6.
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.
If OLIU circuit pack(s) was removed, momentarily depress the
UPD/INIT button on the SYSCTL or use the upd command to
update the DDM-2000 internal equipment list.
DLP-505If OLIU circuit pack(s) was
not
removed, connect optical fiber
loops to OLIU(s).
7. Verify that all alarms go off.
DLP-505
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