16E1+4ETH Optical Multiplexer
7
4.2 LED
LED
Color
Status
Description
LPWR
Green
On
The local device is power on.
RPWR
Green
On
The remote device is power on.
F1
Green
ON
F1 fiber port is linked.
F2
Green
ON
F2 fiber port is linked.
LNK
Green
On/Flick
On means connect normal, flick means date receive and
transmit
SPD
Green
On
Ethernet rate is 100M.
OLOS
Red
On/Flick
ON means the fiber optical signel loss.This warning will
shield OLOF, E3, E6.
Flick means the remote one optical signal receive error.
OLOF
red
on
Optical line frame synchronization alarm, it will shield E3,
E6 alarm. When no optical signal, OLOF will shield.
E3
red
on
The line error code is over than 10
-3
alarm
，
it will shield
E6 alarm.
E6
red
on
The line error code is over than 10
-3
alarm.
LOS16-LOS1
red
on
16 channel E1signal loss.
Note: RPWR
When OLOS on, there are two different situations.
OLOS on & RPWR off: the remote one power cut.
OLOS on & RPWR on: the fiber cut.
4.3 Front panel DIP switches
DIP1:
1
2
3
4
5
1~8E1 ALARM SHIELDING
OFF
OFF
OFF
OFF
OFF
Command the E1s not to loop back
OFF
ON
ON
ON
ON
Command the ch.16 E1 loop back
……
ON
ON
OFF
ON
ON
Command the ch.4 E1 loop back
ON
ON
ON
OFF
OFF
Command the ch.3 E1 loop back
ON
ON
ON
OFF
ON
Command the ch.2 E1 loop back
ON
ON
ON
ON
OFF
Command the ch.1 E1 loop back
ON
ON
ON
ON
ON
Command all the E1s loop back
DIP2:
1
2
3
4
1~16E1 ALARM SHIELDING
