C.o. Line/Tie Line Fault - NEC UNIVERGE SV8300 System Maintenance Manual

C.O. Line/Tie Line Fault

(1) On Outgoing Call
START
After dialing the trunk access code,
tone (Reorder Tone) is returned.
"BUSY LED" on the trunk
blade is flashing.
"BUSY LED" on the trunk
blade is on.
No LED indication on the
trunk blade.
A
CHECK (1) System Data programming for the trunk:
CM05 Y=0, CM10 Y=00
CHECK
(1) Disconnect the trunk from the line on the
MDF.
(2) If the LED goes out, there is a problem with
the Central Office/Distant Office or Cable.
(3) If not, check for a problem with wiring on
the MDF or the trunk blade.
REPLACE (1) Trunk blade
CHECK
(1) System Data Programming for the station
restriction service class: CM12 Y=01
2-42
Chapter 2 TROUBLESHOOTING
FAULT INFORMATION DISPLAY
NWA-033627-001 Rev.4.0
95ch2001.fm
APRIL/16/2010