150-319-151-01, Revision 01
Provisioning
HLU-319 List 5A
September 17, 1999
37
View Troubleshooting Screen
The Troubleshooting screen graphically analyzes the circuit and identifies any problem areas.
Press
at the Maintenance Terminal Main Menu to access the Troubleshooting screen. The Troubleshooting
screen (
) appears showing the HLU, the HRU and any doublers that are in the circuit (up to four).
Figure 20.
Troubleshooting Screen for a Doubler Application
shows an example of a circuit that has identifiable problems. Symbols on the troubleshooting diagram
indicate the location of the circuit problems. The legend describes the type of problem.
Figure 21.
Troubleshooting Screen Describing Circuit Problem
,
TIME: 17:34:31 TROUBLESHOOTING
DATE: 09/15/99 CIRCUIT ID#:
___ ___ ___ ___ ___ ___
| | 1 | | 1 | | 1 | | 1 | | 1 | |
>>>>| |=======| |=======| |=======| |=======| |=======| |>>>>
<<<<| |=======| |=======| |=======| |=======| |=======| |<<<<
|___| 2 |___| 2 |___| 2 |___| 2 |___|
2
|___|
NTWK HLU HDU1 HDU2 HDU3 HDU4 HRU CUST
SYSTEM OPERATIONAL
AUTOUPDATE OFF (E)xit (A)uto(U)pdate (H)elp (L)oopbacks
(Signal
Direction)
Doubler
HDSL LIne 1
HDSL LIne 2
TIME: 17:36:07 TROUBLESHOOTING
DATE: 09/15/99 CIRCUIT ID#:
___ ___ ___ ___ ___ ___
| | 1 | | 1 | | 1 | | 1 | | 1 | |
>>>>| |C======| |=======| |=======| |=======| |X======| |>>>>
AIS<| |C======| |=======| |=======| |=======| |X======| |<LOS
|___| 2 |___| 2 |___| 2 |___| 2 |___| 2 |___|
NTWK
HLU HDU1 HDU2 HDU3 HDU4 HRU CUST
SYMBOLS DESCRIPTIONS TROUBLESHOOTING
X HDSL loop not in sync Bad connection
(C) HDSL Errored Second Shorts, interference, noise
L(O)S DS1 Unavailable Second Loss of T1 signal at input
AIS Alarm Indication Signal Far end LOS, HDSL LOSW, loopbacks or MAL
AUTOUPDATE OFF (E)xit (A)uto(U)pdate (H)elp (L)oopbacks
