A Troubleshooting; Diagnosing Led Indicators; If You Cannot Connect To The Internet; Table 3: Led Indicators - SMC Networks BARRICADE SMC7901WBRA2 B1 User Manual

A
D LED I
IAGNOSING NDICATORS
I Y C C
F OU ANNOT ONNECT TO THE
T
ROUBLESHOOTING

Table 3: LED Indicators

Symptom Action
Power/LAN LEDs are off ◆
LAN LED is off ◆
(when port connected)
◆
◆
◆
WLAN LED is off ◆
ADSL Sync LED is off ◆
◆
◆
ADSL Data LED is off ◆
◆
◆
I
NTERNET
Check that your computer is properly configured for TCP/IP.
◆
Make sure the correct network adapter driver is installed for your PC
◆
operating system. If necessary, try reinstalling the driver.
Check that the network adapter's speed or duplex mode has not been
◆
configured manually. We recommend setting the adapter to auto-
negotiation when installing the network driver.
– 133 –
The AC power adapter may be disconnected. Check
connections between the ADSL Router, the power adapter,
and the wall outlet.
Verify that the ADSL Router is powered on.
Be sure the cable is plugged into both the ADSL Router and
corresponding PC.
Verify that the proper cable type is used and its length does
not exceed specified limits.
Check the cable connections for possible defects. Replace the
defective cable if necessary.
There is no detected signal from the 802.11b/g radio. Check
connections and the management interface.
Verify that the ADSL Router is powered on.
Be sure the cable is plugged into both the ADSL Router and
an RJ-11 telephone jack.
Check the cable connections on the ADSL Router, and wall
jack, for possible defects. Replace the defective cable if
necessary.
Verify that the ADSL link is on.
Be sure you have configured the ADSL Router with an IP
address for the WAN port according to the instructions from
your service provider.
Follow the suggestions in the next section.