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Troubleshooting Procedures Troubleshooting
11-10 Centillion 1200N ATM Switch User Manual
NTP 297-8103-903
When RCV/INS is
Lighted (Line
Error)
The RCV/INS LED is available for each line to indicate the status of that line. Refer
to "Line Error Definition" on page 11-12 for lighting patterns.
When the RCV/INS LED indicates an alarm for that line during the operation of
the ATM Switch, follow the instructions below:
1.
Connect the MAT to the ATM Switch. (See "Physical Connection of MAT"
on page 9-3.)
2.
Turn on the MAT's power and set its communication parameters. (See "Setting
the MAT" on page 9-6.)
3.
Enter the line interface display command,
DISPLAY line
from the MAT.
The command should be entered as follows:
DISPLAY line[RETURN]
4.
Response will be output. Determine the error and take the necessary action.
(See "Error Messages" on page 11-11.)
5.
Disconnect the MAT from the ATM Switch.
Example of Responses
Line Line status Hardware status Loop back
00
GOOD
normal local
01
GOOD
normal local
02
Loss of Signal
failure local
20 AIS_Path failure normal
30
Loss of Pointer
failure normal