RAD Data comm Modular Access Device with Integrated Router Manuel D’Utilisation

Chapter 3  Operation 

FCD-IPM Installation and Operation Manual 

3-2 Indicators

 

 

POWER 

Green LED 

ON when FCD-IPM is powered on. 

READY/LOOP  Green LED 

ON when packets can be transferred. 
Blinks – a loopback is active on E1, T1 or SHDSL link 

LAN 1 DATA 

LAN 2 DATA 

Yellow LED 

ON when a packet is received or transmitted on the 

LAN side. 

LAN 1 ERR 

LAN 2 ERR 

Red LED 

ON when a LAN interface indicates an error. 

LINK 1 DATA 

LINK 2 DATA 

Yellow LED 

Turns ON briefly when a packet is received or 

transmitted on the LINK side. 

LINK1 ERR 

LINK2 ERR 

Red LED 

OFF when there is a physical connection and no LINK 

interface error. 
Turns ON briefly when LINK interface indicates an 
error. 
Continuously ON when there is no physical connection. 

LINK1 RED 
ALARM  

Red LED 

ON when T1 link is in RED ALARM.  
Local unit lost frame synchronization for more than 

2.5 consecutive seconds. 

SUB RED 

ALARM  

Red LED 

ON when one of the T1 sub link is in RED ALARM.  

Sub link of the local unit lost frame synchronization for 

more than 2.5 consecutive seconds. 

LINK1 
YELLOW 

ALARM  

Yellow LED 

ON when one of the T1 sub link is in YELLOW ALARM. 
Yellow alarm signal is sent from Remote Unit to inform 

the local unit that a RED ALARM exists at the remote 

end.  

SUB YELLOW 

ALARM  

Yellow LED 

ON when one of the T1 sub  link is in YELLOW ALARM. 

Yellow alarm signal is sent from Remote Unit to inform 
the sub link of the local unit that a RED ALARM exists at 

the remote end.  

LINK1 LOC  

SYNC LOSS 

Red LED 

ON when E1 link is in local sync loss alarm. 

Local unit lost frame synchronization for more than 2.5 

consecutive seconds. 

SUB LOC 

SYNC LOSS 

Red LED 

ON when one of the E1 sub link is in local sync loss 

alarm. 
Sub link of  the local unit lost frame synchronization for 

more than 2.5 consecutive seconds.