User manual

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7
3 ALM 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.
4 PWR GREEN Power Indicator. It is on when the power supply works normally.
5 LPR 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.
6 L WKA GREEN It is on when local optical port A is working.
7 R WKA GREEN It is on when remote optical port A is working.
8 L WKB GREEN It is on when local optical port B is working.
9 R WKB GREEN It is on when remote optical port B is working.
10 L LOSA RED It is on when the Rx signal of local optical port A is lost.
11 R LOSA RED It is on when the Rx signal of remote optical port A is lost.
12 L LOSB RED It is on when the Rx signal of local optical port B is lost.
13 R LOSB RED It is on when the Rx signal of remote optical port B is lost.
14 L LOF RED It is on when there is loss of frame alarm in local optical Rx signal.
15 R LOF RED It is on when there is loss of frame alarm in remote optical Rx signal.
16 L E-3 RED It is on when the bit error rate of local optical Rx signal is beyond 1E-3.
17 R E-3 RED It is on when the bit error rate of remote optical Rx signal is beyond 1E-3.
18 L E-6 YELLOW It is on when the bit error rate of local optical Rx signal is beyond 1E-6.
19 R E-6 YELLOW It is on when the bit error rate of remote optical Rx signal is beyond 1E-6.
20-35 LOS1-16 RED 1-16 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.
36 LNK GREEN It is on when the Ethernet port links normally;
It is off when the Ethernet port doesn’t link or links abnormally.
37 100M 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.
38 ACT GREEN It is flash when there is data transmission currently;
It is off when there is no data transmission currently.
39 FDX 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.
NOTE: The upper row of indicators of “FIBER” group on front panel are local status indicators and the below
ones are remote status indicators.
2. Dip-switch of system controlling
The dip-switches are used to control optical port, E1 port and Ethernet port.
Table 3-2 RCMS 2811-480FE-BL Front Panel Description 2-ADDR Dip-switch
NO. Name Bits Description
Bit4 Bit3 Bit2 Bit1 Device Type
OFF OFF OFF OFF Remote Device
OFF OFF OFF ON The 1
st
local Device
OFF OFF ON OFF The 2
nd
local Device
OFF OFF ON ON The 3
rd
local Device
OFF ON OFF OFF The 4
th
local Device
OFF ON OFF ON The 5
th
local Device
40 ADDR
Dip-switch
OFF ON ON OFF The 6
th
local Device