Cisco Systems SOHO 76 Manuale Utente

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Verify the Connections by Using the LEDs
The following table describes the normal condition for LEDs and what to do if you observe an abnormal condition. For more 
information on all LEDs or to resolve problems, see the Cisco 826 and Cisco SOHO 76 Router Hardware Installation Guide.
LED
Normal 
Condition
Explanation
Actions to Take
OK
On
Power is 
supplied to the 
router.
If the LED is off, power is not being supplied to 
the router. Check the outlet to make sure that it is 
not switched off. Check the power cables to verify 
that the cable from the outlet to the power supply 
is properly connected. Check the cable from the 
power supply to the router to make sure that it is 
properly connected.
ADSL CD
On
ADSL is 
connected.
If the LED is off, check the connections. Also, 
verify that service is being provided to the 
premises. 
ADSL RXD 
Blinking
ADSL port 
receives data.
If the LED is off continuously and you know that 
data is being sent to the router, check the ADSL 
connections. Also, check to ensure that the router 
or the ADSL switch (the service provider device) 
is properly configured.
ADSL TXD
Blinking
ADSL port 
sends data.
If the LED is off continuously and you know that 
data is being sent to the router, check the ADSL 
connections. Also, check to ensure that the router 
is properly configured.
ETHERNET 1
On 
Ethernet 
device is 
connected.
If the LED is off, toggle the TO HUB/TO PC 
button (if set to TO HUB [in], reset to TO PC 
[out], and vice versa). Also, make sure that the 
connected device is powered on. 
ETHERNET RXD Blinking
Ethernet port 
is receiving a 
packet.
If the LED is off continuously and you are that 
sure another device is attempting to send data to 
the router, check the Ethernet connections. Also, 
make sure that the router or the LAN device 
attempting to send data to the router is properly 
configured.
ETHERNET TXD Blinking
Ethernet port 
is transmitting 
a packet.
If the LED is off continuously and you are sure 
that the router is attempting to send data to 
another device, check the Ethernet connections. 
Also, make sure that the router is properly 
configured.