Troubleshooting; Unable To Access Internet; Check The Line And The Device; Check Your Configuration - D-Link DSL-500B User Manual

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5. TROUBLESHOOTING

1、 Check the indicator of power supply is on, if not, Make sure the connection of power supply is correct;

Make sure the output of power supply is correct; Make sure the switch of power supply is turned on；

2、 Check the indicator of PC is on, if not, Make sure the connection of cable and network adapter; Make

sure that the correct cable is used;

3、 Check the LINK LED to see if it is twinkling. If no fast twinkling is observed within 3 minutes, please

check whether phone line has been correctly placed; whether ADSL separator is correctly used. If

multiple extensions have been installed, make sure that the separator is installed prior to the junction

box of phone line. If the above items are confirmed and still no fast twinkling of WAN LED is

observed, call the ISP to query whether ADSL service has been provided on your line;

4、 Check the LINK LED to see whether it is unable to change status from fast twinkling to always light,

or whether it changes status to fast twinkling after sometime of always light. If these phenomena occur

constantly, please contact your ISP with a demand to check lines and signal quality;

If there is no problem in the above items, the line and the device shall be working. Problems may come

from your computer configuration or device configuration.

We explain here the configuration of PPPOE using Windows 2000 operation system as an example. For

other operation systems the process is similar.

1、 Enter the device manager to check if Ethernet adapter is correctly installed. If any problem exists,

please re-installed it;

2、 Check the configuration of Ethernet adapter in PC. Try to manually set IP address that is in band

192.168.1.x without conflict. See 3.2;

3、 Try to run command "ping 192.168.1.1" on command line mode. If the response returns "time out",

please check Ethernet connection and IP settings;

4、 If this modem is reachable, try to run ping with a known outer IP, e.g. the DNS server IP of ShangHai

Online: "ping 202.96.209.133".

If ping is reachable, there shall be no problems in the modem. Please see step 5;

If ping is not reachable, see step 6 and check if the configuration is correct.

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