NEC NEAX 2000 IPS - Fault Detection

CHAPTER 2 TROUBLESHOOTING
– 125 – NWA-008847-001 Rev.3.0
a6ch2001.fm
FAULT DETECTION
This section describes the way in which alarm indications are given. If a fault has occurred in the system,
you can detect the fault via the routes shown in “Alarm Indication Routes”.
Alarm Indication Routes
PWR CARD
MJ
MN
ON
PWR
MJ MN
ALARM DISPLAY PANEL
MJ/MN ALARM
INDICATION
MJ/MN ALARM
INDICATION
LAMP INDICATION
CIRCUIT CARD
MAINTENANCE
PERSONNEL
COMPLAINT FROM
STATION USER OR OPERATOR
FAULT DETECTION