Leds - 3Com 3C13640 Installation Manual

3Com Router 3000 ADSL2+ Family
Installation Guide

1.3.3 LEDs

You may gather information about the status of the Router 3041and its interfaces by reading the 10
LEDs on its cover, as shown in Table 1-7.
Table 1-7 LEDs on the cover of the Router 3041
LED
LAN1/LAN2/LAN3/LA
N4
DSL LNK
DSL ACT
ISDN LNK
ISDN ACT
SYS
PWR
Description
OFF means no link is present.
Steady ON means a link is present.
Blinking means the interface is sending and/or
receiving data.
OFF means no ADSL/ADSL2/ADSL2+ line is activated.
Steady ON means the ADSL/ADSL2/ADSL2+ line is
activated.
Blinking means the connected two parties are
negotiating parameters.
OFF means no data is being sent or received.
Blinking means the interface is sending and/or
receiving data.
OFF means the ISDN link is not activated.
ON means the ISDN link has been activated.
OFF means no data is being sent or received on the
ISDN link.
Blinking means data is being sent and/or received on
the ISDN link.
Blinking means the system is operating normally.
Steady ON or OFF means the system is improperly
operating.
OFF means no power is being supplied.
Steady ON means power is being supplied.
1-8
1. Product Overview