User manual

14
2.4 LED Indicators
The front panel LED indicators are shown below and explained in the following table.
This information can be used to check the status of the device and its connections.
LED Color Mode Function
On The device is powered up. Green
Off The device is powered down.
POWER
Red On POST (Power On Self Test) failure or other
malfunction. A malfunction is any error of internal
sequence or state that will prevent the device from
connectin
g
to the DSLAM or passin
g
customer data.
On An Ethernet Link is established.
Off An Ethernet Link is not established.
LAN
4x-1x
Green
Blink Data transmitting or receiving over LAN.
On The wireless module is ready and idle.
Off The wireless module is not installed.
WLAN Green
Blink Data transmitting or receiving over WLAN.
On A USB link is established.
Off A USB link is not established.
USB Green
Blink Data transmitting or receiving over USB.
On The ADSL link is established.
Off The ADSL link is not established.
ADSL Green
Blink The ADSL link is training.
On IP connected and no traffic detected. If an IP or
PPPoE session is dropped due to an idle timeout,
the light will remain green if an ADSL connection is
still present.
Off Modem power off, modem in bridged mode or ADSL
connection not present. In addition, if an IP or
PPPoE session is dropped for any reason, other than
an idle timeout, the light is turned off.
Green
Blink IP connected and IP Traffic is passing thru the
device (either direction)
INTERNET
Red On Device attempted to become IP connected and
failed (no DHCP response, no PPPoE response,
PPPoE authentication failed, no IP address from
IPCP, etc.)