Lucent Technologies DEFINITY Installation For Adjuncts And Peripherals page 142

DEFINITY ECS Release 8.2
Installation for Adjuncts and Peripherals 555-233-116
9 DS1/T1 CPE Loopback Jack
Loopback Testing with a Smart Jack
Restoring DS1 administration
1. At the management terminal, open the DS1 administration form. Enter
change DS1 UUCSS
where UU is the cabinet number, C is the carrier number, and SS is the
slot number of the DS1 board.
2. Change to page 2 of the DS1 administration form.
3. Change the value of the TX LBO field to the original value that you wrote
down when you were
4. Press
Releasing the DS1 circuit pack
1. Release the DS1 circuit pack. From the management terminal, enter
release board UUCSS
where UU is the cabinet number, C is the carrier number, and SS is the
slot number of the DS1 board.
2. Leave the loopback jack in place.
Testing the DS1 Span from the Smart Jack to the
Network Interface Termination or Fiber
Multiplexer (MUX)
1. Have the service provider run a smart-jack loopback test against the
network interface wiring that links the smart jack to the CO (Section 3 in
Figure
2. If the tests fails, there is a problem on the network side. Have the service
provider correct it.
Testing the DS1 Span from the Loopback Jack to
the Smart Jack
Test the short length of customer premises wiring between the loopback jack and
the smart jack (Section 2 in the following 3 figures) using a loopback that
overlaps this section of the span.
Have the DS1 service provider at the CO end run a local ICSU line
loopback test.
Have the DS1 service provider at the CO end run a local DS1 payload
loopback test.
Run a far-end ICSU line loopback, using the procedure below.
''Administering the DS1 for the test'' on page
to make the changes,
ENTER
34).
to quit without changes.
CANCEL
Issue 1
April 2000
120
116.