NTP-003
: Circuit Order 363-206-305
Page 2 of 4 Issue 3, June 2000
DDM-2000 F
IBER
R
EACH
N
ARROWBAND
S
HELF
DO ITEMS BELOW IN ORDER LISTED. . . . . FOR DETAILS, GO TO
At the LDS
1. Verify that the directory numbers and POTS type of service
(loop-start) are assigned to the Logical Line Numbers (LLNs) that
are associated with drops 1-24 on shelf 1, and drops 1-24 on shelf
2 of the NBS.
At the
SLC
-2000
2. Verify that there are no alarms associated with the
SLC
-2000
under test
3. Verify that the T0 cross connections (ENT-CRS-T0 and
RTRV-CRS-T0) associated with the channel unit slots under test
have been made. (Refer to 363-208-003,
SLC-2000 Access
System Command and Message Manual
.)
At the NBS
4. Verify that there are no visual alarms present on the NBS.
5. Verify that the POTS channel units to be installed in slots 1 and 6
and 7 and 12 are available.
6. Open electronics compartment door using a 216-type tool (if
required).
7. Connect your ESD wrist strap to the ESD ground jack located at
the lower right front of the NBS enclosure.
8. Insert POTS channel units, as required.
DLP-507
9. Test NBS drops 1-24 (Shelf 1) and 1-24 (Shelf 2).
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