Figure 4-28 Gcd-Prta Led Indication Pattern Of Layer 1 On T1 Unit; Table 4-33 T1 Led Indications - NEC Univerge SV9100 System Hardware Manual

Issue 3.0
SV9100 System Hardware Manual
Refer to Figure 4-28 GCD-PRTA LED Indication Pattern of Layer 1 on T1
Unit for LED pattern information. LED indications for the T1 are listed in
Table 4-33 T1 LED

Figure 4-28 GCD-PRTA LED Indication Pattern of Layer 1 on T1 Unit

Table 4-33 T1 LED Indications

Alarm
LOS Loss of Signal (Red Alarm)
No Signal (Analog Interface)
AIS Alarm Indication Signal
(Blue Alarm)
OOF Out Of Frame (Red Alarm)
RAI Remote Alarm Indication (Yellow
Alarm)
No Alarm The system does the LED control.
The order of priority is set up to alarm in the order LOS

Indications.
Details of the Alarm

LED Indication Pattern
Following an alarm blink (red,
green, red, green) a Red LED
lights.
Following an alarm blink (red,
green, red, green) a Red LED
slowly flashes On and Off twice.
Following an alarm blink (red,
green, red, green) a Red LED and
Green LED flash On and Off three
times simultaneously.
Following an alarm blink (red,
green, red, green) a Green LED
flashes On and Off twice.
 
AIS OOF RAI.
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