Multi-Tech Systems E1 User Manual

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Overview 
MultiVOIP User Guide  
16 
 
MVP2410 Front Panel LED Definitions 
LED NAME 
DESCRIPTION   
Power 
Indicates presence of power. 
Boot 
After power up, the Boot LED will be on for about 10 
seconds while the MVP2410 is booting. 
FDX
 
Full-Duplex & Collision LED.  This LED indicates 
whether the Ethernet connection is half-duplex or full-
duplex (FDX) and, in half-duplex mode, indicates 
occurrence of data collisions.  LED is on constantly for 
full-duplex mode; LED is off constantly for half-duplex 
mode.  When operating in half-duplex mode, the LED 
will flash during data collisions.
 
LNK 
Link/Activity LED.  This LED is lit if Ethernet 
connection has been made.  It is off when the link is 
down (i.e., when no Ethernet connection exists).  While 
link is up, this LED will flash off to indicate data 
activity.  
 
T1 
When lit, indicates presence of T1 connection. 
E1 
E1.  Not supported. 
PRI 
PRI.  On if T1 line is of ISDN-Primary-Rate type. 
ONL 
Online.  This LED is on when frame synchroni-
zation has been established on the T1/E1 link. 
IC 
IC LED is on when Internal Clocking is selected in 
T1/E1 configuration. 
LC 
Indicates Loss of Carrier. 
LS 
Indicates Loss of Signal. 
Test 
For testing purposes only.