Alcatel-Lucent 1643 AMS Installation Manual page 198

Stand-alone test procedures
...................................................................................................................................................................................................
Set the Alarm Reporting/Severity of E12cNES (2 Mbit/s Not Expected Input Signal)
2
alarm from reported "No" to "
...................................................................................................................................................................................................
Set the PDH analyzer to 2 Mbit/s, 2
3
first tributary port. Start a BER test.
...................................................................................................................................................................................................
To check for bad contacts of the installed cable move each separate cable gently (or
4
tap on it with your fingers) near the connector at both ends, while monitoring the
analyzer for error free transmission.
...................................................................................................................................................................................................
Display the raised alarm list on the ITM-CIT, and verify that the requirements
5
mentioned in the table below are met.
Result:
LEDs on the 1643 AM/AMS:
Power:
Fault:
PDH analyzer:
Alarms reported on the ITM-CIT:
...................................................................................................................................................................................................
Check if the slot and port number of the NES alarm source corresponds with the
6
physical position on the DDF to which the analyzer is connected.
...................................................................................................................................................................................................
Disconnect the incoming signal from the port under test.
7
...................................................................................................................................................................................................
Repeat this test for all present E1 tributary ports.
8
E
N D
...................................................................................................................................................................................................
Cleaning up
The following tasks must be performed to clean up the system:
• Reset the alarm reporting settings of E12cNES (2 Mbit/s Not Expected Input
Signal) to default (Not Reported)
• Delete all cross-connections.
...................................................................................................................................................................................................................................
7-8
O F S T E P S
Alcatel-Lucent - Proprietary
".
Yes
15-1
pattern. Connect the PDH analyzer to the
PRBS
Requirements
On
Off
No errors detected
"E12cNES", 2 Mbit/s Not Expected Input
Signal
See notice on first page
E1 tributary ports distribution wiring test
365-312-802R7.2
Issue 4, June 2007