Led Indicators - Comtrend Corporation CT-5361T User Manual

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
POWER Green
Red
LAN Green
4x-1x
WLAN Green
USB Green
ADSL Green
INTERNET Green
Red
Mode
On The device is powered up.
Off The device is powered down.
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
connecting to the DSLAM or passing customer data.
On An Ethernet Link is established.
Off An Ethernet Link is not established.
Blink Data transmitting or receiving over LAN.
On The wireless module is ready and idle.
Off The wireless module is not installed.
Blink Data transmitting or receiving over WLAN.
On A USB link is established.
Off A USB link is not established.
Blink Data transmitting or receiving over USB.
On The ADSL link is established.
Off The ADSL link is not established.
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.
Blink IP connected and IP Traffic is passing thru the
device (either direction)
On Device attempted to become IP connected and
failed (no DHCP response, no PPPoE response,
PPPoE authentication failed, no IP address from
IPCP, etc.)
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Function