User manual

Raisecom Technology Co., Ltd
8
4. How to use
4.1. Introduction of front panel
Sketch of RCMS2304-240 front panel
4.1.1. Power indicator
Power indicator (Green): On when the power supply is working in good condition
4.1.2. Alarm indicator
z GL: general alarm
GL general alarm indicator (red): Any of alarm happened make GL general alarm indicator
“on”. Alarm happened on remote site, it is flashing.
z Optical interface
The row (L) indicates “local”; the row (R) indicates “Remote”
LOS (red): Optical signal loss, it is on.
LOF (red): optical signal frame loss, it is flashing or on.
E-3 (red): optical receiving signal error bit exceeds 10
-3
, it is flashing.
E-6 (yellow): optical receiving signal error bit exceeds 10
-6
, it is flashing.
z E1 loss (The row (L) indicates “local”; the row (R) indicates “Remote”):
LOS1~8 loss alarm (red): 1
st
~8
th
E1 LOS alarm. Alarm in local site, E1 LOS is on; alarm on
remote site, E1 LOS is flashing; no alarm both on two sides, alarm indicator is off.
z Ethernet indicator (4 groups of indicators corresponds to 4 Ethernet interfaces):
LNK/ACT (green): receiving or transmitting data, it is flashing.
100M (green): 100Mbps, it is on; 10Mbps, it is off.
FDX/COL (green): full duplex, it is on; half duplex, it is off.