Front Panel; Led Indicators; Figure 1. Front Panel Display - D-Link DSL-300G+ User Manual

Front Panel

Place the Modem in a location where the LED indicators can be easily viewed.
ADSL

LED Indicators

Power
Status
ADSL: Link
ADSL: Act
Ethernet: Link
Ethernet: Act
DSL-300 ADSL Modem User's Guide
Power

Figure 1. Front Panel Display

Steady green light indicates the unit is powered on.
Lights steady green during power on self-test. Once the connection status has
been settled, the light will blink green indicating normal operation.
Steady green light indicates a valid ADSL connection. This will light after the
ADSL negotiation process has been settled.
Blinking green light indicates activity on the WAN interface (ADSL port).
Steady green indicates an Ethernet connection.
Blinking green indicates an activity on the Ethernet port.
Status
Ethernet
2