Alarms; Table 7-12 Alarms Of The Opcom3500E-4Stm1-S - Raisecom iTN2100 Hardware Description

Raisecom
iTN2100 (P100R002) Hardware Description
SYS
LOF (1–4)
LOS (1–4)

7.2.5 Alarms

Table 7-12 lists alarms of the OPCOM3500E-4STM1-S.

Table 7-12 Alarms of the OPCOM3500E-4STM1-S

RS-LOS
RS-LOF
RS-TIM
AU-AIS
AU-LOP
MS-EXC
LED Status
Green
Red
Red
Alarm
 Attenuation of received signals is over great.
 The peer sender fails.

The connector of fiber is dirty or improperly connected.
 The local receiver fails.
 The TX clock of the peer device fails.
 Optical signals do not match.
 The local receiving referential clock fails.

The received trace byte of the local device and the sent
trace byte of the peer device are inconsistent.

Services are improperly configured.

The AU-AIS alarm of the VC4 channel is triggered by MS-
AIS, R-LOS, R-LOF alarms.
 Services are improperly configured.
 The peer device sends AU-AIS alarms.

The TX part of the peer device or the RX part of the local
device fails.
 The RX part of the peer device fails.
 Services are improperly configured on the peer device.
 Bit Error Rate (BER) of the local device is over great.

BER in the multiplexing section is over high.
 Optical signals are improperly transmitted.

The performance of the local card is bad.
Raisecom Technology Co., Ltd.
Description
System status LED
 Green: the system is working improperly.

Off: the system is working improperly.
 Blinking green: the system is working properly.
LOF alarm LED

Red: input Loss of Frame (LOF) alarms are generated on
related optical interfaces.
 Off: no input LOF alarms are generated on related
optical interfaces.
LOS alarm LED

Red: input Loss of Signal (LOS) alarms are generated on
related optical interfaces.
 Off: no input LOS alarms are generated on related
optical interfaces.
Cause
7 SDH tributary cards
Level
Critical
Critical
Critical
Minor
Critical
Major
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