Electra Elite
Issue 6
System Hardware Manual
5 - 37
4.6.4
LED Indications
Live LED indications are listed below.
Blinking Red
Normal Operation
Steady Red
Operation Stopped (power On)
Off
No Power
When SW1–1 is OFF, LEDs 1~24 indicate the following:
LEDs 1~24
Channel Busy or idle
When SW1–1 is ON, LEDs 1~24 indicate the following:
(For a description of the alarms refer to
4.6.5 Alarm
Conditions
.)
LED 1
LSA Alarm
LED 2
AIS Alarm
LED 3
OOF Alarm
LED 4
RAI Alarm
LED 5
CRC Alarm
LED 6
BPV Alarm
LED 7
SLIP Alarm
LED 8
N/A
LED 9
TSC Alarm
LED 10
ESA Alarm
LED 11
LOS Alarm
LEDs 12~16
N/A
LED 17
Line Loopback On
LED 18
DTE Loopback On
LEDs 19~24
N/A
4.6.5
Alarm Conditions
A brief description of each alarm is given below.
Alarm Indication Signal (AIS) Detection
When the system is receiving an Alarm Indication
Signal from an FT1 trunk, the LED is red.
Summary of Contents for Electra Elite 192
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Page 74: ...Issue 6 Electra Elite 1 22 Introduction ...
Page 96: ...Issue 6 Electra Elite 2 22 System Specifications ...
Page 104: ...Issue 6 Electra Elite 3 8 Hardware Requirements THIS PAGE INTENTIONALLY LEFT BLANK ...
Page 213: ...Electra Elite Issue 6 System Hardware Manual 5 67 Figure 5 39 FMS 8 U10 ETU ...
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Page 368: ...Issue 6 Electra Elite A 4 Glossary of Abbreviations THIS PAGE INTENTIONALLY LEFT BLANK ...
Page 369: ...SYSTEM HARDWARE MANUAL NEC America Inc Issue 6 Series 6000 192 ...