Leds - D-Link DSL-2540U User Manual

Section 1 - Product Overview
Power
A steady green light indicates the unit is powered
on. When the device is powered off it remains dark.
Lights steady green during power on self-test
(POST) means the power connection works
properly.
DSL
A steady green light indicates a valid
ADSL connection. This will light after
the ADSL negotiation process has
been settled. A blinking green light
indicates that ADLS is attempting to
sync.
D-Link DSL-2540U User Manual
Hardware Overview

LEDs

Internet
A steady green light indicates a
valid internet connection.
LAN
A solid green light indicates a valid link on
startup. This light will blink when there is
activity currently passing through the
Ethernet port.
Status
A blinking green light indicates the
system is operating normally.
System failure is indicated by either
a steady green or dark light.
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