4/8/16E1 Multiplexer User Manual V2.1
Beijing Fibridge Co., Ltd.
Tel: +8610-58858988 Fax: +8610-58858520 http://www.fibridge.com
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5.6.2. LEDs of the EOW Module
Table14 LEDs description of the EOW Module
LEDs Color
Status
Description
PWR Green ON
Power work state indicator.
PWR is ON when Power supply ok.
ACT Yellow
ON
EOW work state indicator.
ACT blinks when EOW Module works properly.
TMP Red
ON
Temperature alarm indicator.
TMP is ON When temperature of slots chassis is
over 70
℃
LOS1-
LOS8
Red ON
LOSx (x=1~8) is ON When the relevant E1
Channel Signal loses.
NOP Red
ON
NOP is ON when no optical signals is detected by
RX of Optical Port.
LOF Red
ON
LOF is ON when Optical Line loses
synchronization. IE-3 and IE-6 Alarm are masked
when LOF alarm occurs.
IE-3 Red
ON
1E-3 is ON when optical line’s bit error rate is over
10
-3
.
IE-6 Red
ON
1E-6 is ON when optical line’s bit error rate is over
10
-6
.
LTR1-
LTR4
Yellow
ON/
Blink
Ethernet x (x=1~4) Link/TX/RX indicator.
LTR x (x=1~4) is ON when the Ethernet port of the
local device links properly, LTR x (x=1~4) blinks
when the Ethernet1 port of the local device is
transmitting or receiving data.