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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