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Raisecom
iTN2100 (P100R002) Hardware Description
15 PDH and RCMS cards
Raisecom Technology Co., Ltd.
150
15.4.3 Interfaces
Interface types
There are three interfaces on the OPCOM3500E-P240FE panel, as listed in Table 15-18.
Table 15-18
Interfaces on the OPCOM3500E-P240FE
Interface
Type
Description
ETH
RJ45
Service downlink interface
A, B
1×9 optical interface
Service downlink interface
TX indicates sending and RX indicates receiving.
Interfaces A and B are in 1+1 protection switchover
mode for each other.
15.4.4 LEDs
There are two LEDs on the OPCOM3500E-P240FE panel, as listed in Table 15-19.
Table 15-19
LEDs on the OPCOM3500E-P240FE panel
Interface
Status
Description
PWR
Green
Power LED
Green: the power supply is normal.
Off: the power supply is abnormal.
SYS
Green
System status LED
Green: the system is working improperly.
Off: the system is working improperly.
Blinking green: the system is working properly.
LPR
Red
Remote device LPR alarm LED
Red: the remote device connected to the PDH interface is
powered off.
Off: no LPR occurs on the remote device connected to the
PDH interface.
ALM
Red
Alarm LED
Red: LOF, 10-3, or 10-6 alarms are generated on the PDH
optical interface, or TU-AIS and TU-LOP alarms are
generated on the lower order path.
Off: no LOF, 10-3, or 10-6 alarms are generated on the PDH
optical interface, or no TU-AIS or TU-LOP alarm are
generated on the lower order path.
100M
Green
Ethernet electrical interface rate LED
Green: the interface is working at 100 Mbit/s.
Off: the interface is working at 10 Mbit/s or disconnected.