D-Link DSL-2877AL Dual Band Wireless AC750 VDSL/ADSL2+ Modem Router User Manual
Section 2- Product Overview
Hardware Overview
Front Panel
A steady green light indicates the unit is powered on. When the device is powered
off this remains dark. During the Power-On Self-Test this light will be red. If this
light remains red after the POST, a malfunction has occurred.
A blinking green light indicates a valid DSL connection. This will be steady light
after the DSL negotiation process has been settled.
Steady green light indicates a successful Internet connection. Steady red light
indicates failed Internet connection. Dark if no WAN protocol is configured.
Steady green light indicates a successful WAN connection. Dark if no WAN
device is connected.
A solid light indicates a valid link on startup. This light will blink when there is
activity currently passing through the Ethernet port. A green light will be
illuminated for a 10/100Mbps connection.
Steady green light indicates the 2.4GHz WLAN is available.
Steady green light indicates the 5GHz WLAN is available.
The light will flash while a WPS connection is being established. The light will light
solid for 5 seconds if a successful WPS connection has been made. This is also
the WPS button used to initiate the push-button WPS connection.
Steady green light indicates a successful USB connection. Dark if no USB device
is connected.
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