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Appendix B
Front and Back Panels
The front panel of the X4 looks like this:
The following table describes the LEDs on the front panel.
LED Description
POWER
Lights when the X4 is plugged into a power source.
DSL
Blinks when the X4 is trying to connect to your ADSL
service.
Steady on when the unit is connected to your ADSL
service.
Note: If the light fails to switch from blinking to steady
after a minute or two, check with your ADSL provider that
the ADSL connection is activated, or refer to Appendix
D: Troubleshooting on page
53.
PPP
Steady green when a PPPoE or PPPoA Internet
connection is established.
Off when the X4 is in 1483 Bridged or Routed mode, or if
there is no DSL connection.
LAN Lights when the ETHERNET LAN port of the X4 is
connected to the Ethernet port of a powered-up device.
Blinks when data is sent.
USB Lights when the USB port of the X4 is connected to the
USB port of a powered-up device.
Blinks when data is sent.
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