User manual

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Figure 3-9 RCMS 2811-240FE-BL Front Panel Description
1. System Indicator
The System indicators mainly indicate the working status of optical port, E1 port and Ethernet port.
Table 3-8 RCMS 2811-240FE-BL Front Panel Description 1-Indicator
No. Name Color Description
1 PWR1 RED The 1
st
power alarm indicator
It is on when the 1
st
power is not linked or working abnormally. It is off
when the 1
st
power works normally.
2 PWR2 RED The 2
nd
power alarm indicator
It is on when the 2
nd
power is not linked or working abnormally. It is off
when the 2
nd
power works normally.
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.
Note: It is not include the loss of unworking fiber port.
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.
20-27 LOS1-8 RED 1-8 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.
28 LNK GREEN It is on when the Ethernet port links normally;
It is off when the Ethernet port doesn’t link or links abnormally.
29 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.
30 ACT GREEN It is flash when there is data transmission currently;
It is off when there is no data transmission currently.
31 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.
2. Dip-switch of system controlling
The dip-switches are used to control optical port, E1 port and Ethernet port.
Table 3-9 RCMS 2811-240FE-BL Front Panel Description 2-ADDR Dip-switch
NO. Name Bits Description