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1
PWR1
2
PWR2
3
ALM
4
PWR
5
LPR
6
L WKA
7
R WKA
8
L WKB
9
R WKB
10
L LOSA
11
R LOSA
12
L LOSB
13
R LOSB
14
L LOF
15
R LOF
16
L E-3
17
R E-3
18
L E-6
19
R E-6
20-23
LOS1-16
24
LNK
25
100M
26
ACT
27
FDX
2. Dip-switch of system controlling
The dip-switches are used to control optical port, E1 port and Ethernet port.
Table 3-16 RCMS 2811-120FE Front Panel Description 2-ADDR Dip-switch
NO.
Name
28
ADDR
Dip-switch
st
RED
The 1
power alarm indicator
It is on when the 1
st
when the 1
nd
RED
The 2
power alarm indicator
It is on when the 2
nd
when the 2
RED
General Alarm Indicator
It is stably on when there is a local alarm;
It is flash when there is remote alarm but no local alarm;
It is stably on when there are both local and remote alarm;
It is off when there is no local or remote alarm.
Note: It is not include the loss of unworking fiber port.
GREEN
Power Indicator. It is on when the power supply works normally.
RED
Remote device power off indicator
It is on when remote device power off after local and remote devices
works normally;
It is stably off on other conditions.
GREEN
It is on when local optical port A is working.
GREEN
It is on when remote optical port A is working.
GREEN
It is on when local optical port B is working.
GREEN
It is on when remote optical port B is working.
RED
It is on when the Rx signal of local optical port A is lost.
RED
It is on when the Rx signal of remote optical port A is lost.
RED
It is on when the Rx signal of local optical port B is lost.
RED
It is on when the Rx signal of remote optical port B is lost.
RED
It is on when there is loss of frame alarm in local optical Rx signal.
RED
It is on when there is loss of frame alarm in remote optical Rx signal.
RED
It is on when the bit error rate of local optical Rx signal is beyond 1E-3.
RED
It is on when the bit error rate of remote optical Rx signal is beyond 1E-3.
YELLOW
It is on when the bit error rate of local optical Rx signal is beyond 1E-6.
YELLOW
It is on when the bit error rate of remote optical Rx signal is beyond 1E-6.
RED
1-4 E1 tributary Rx signal's LOS alarm indicator.
It is on when there is LOS alarm of only local E1;
It is flash when there is LOS alarm of only remote E1;
It is on when there is LOS alarm of both local and remote E1;
It is off when there is no LOS alarm of local or remote E1.
GREEN
It is on when the Ethernet port links normally;
It is off when the Ethernet port doesn't link or links abnormally.
GREEN
It is on when the working speed of Ethernet port is 100M;
It is off when the working speed of Ethernet port is 10M.
GREEN
It is flash when there is data transmission currently;
It is off when there is no data transmission currently.
GREEN
It is on when the Ethernet port is working on full duplex mode;
It is off when the Ethernet port is working on half duplex mode;
It is flash when the Ethernet port is working on half duplex mode and
there is data collision.
Bits
Bit4
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
st
power is not linked or working abnormally. It is off
power works normally.
nd
power is not linked or working abnormally. It is off
power works normally.
Description
Bit3
Bit2
Bit1
OFF
OFF
OFF
ON
OFF
ON
ON
OFF
OFF
ON
OFF
ON
ON
OFF
Device Type
Remote Device
st
ON
The 1
local Device
nd
The 2
local Device
rd
ON
The 3
local Device
th
The 4
local Device
th
ON
The 5
local Device
th
The 6
local Device
User Manual
13
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