PENTAGRAM Cerberus [P 6361]
Troubleshooting
If the router is not function properly, first check this session for simple troubleshooting
before contacting your Internet service provider (ISP) for support.
Using LEDs to Diagnose Problems
The LEDs are useful aides for finding possible problem causes.
Power LED
The POWER LED on the front panel does not light up.:
1.Make sure that the power adaptor is connected to the router and plugged in to an
appropriate power source. Use only the supplied power adaptor;
2.Check that the router and the power source are both turned on and the router is receiving
sufficient power;
3.Turn the router off and on;
4.If the error persists, you may have a hardware problem. In this case, you should contact
your vendor.
LAN LED
The LAN LED on the front panel does not light up.:
1.Check the Ethernet cable connections between your router and the computer or hub;
2.Check for faulty Ethernet cables;
3.Make sure your computer’s Ethernet card is working properly;
4.If these steps fail to correct the problem, contact your local distributor for assistance.
WAN LED
The WAN LED on the front panel does not light up:
1.Check the Ethernet cable connections between your router and ISP’s access device;
2.Check that the ISP’s access device is turned on and receiving sufficient power;
Problems with Router’s DHCP Server and Windows Vista
In some cases Windows Vista cannot obtain an IP address from certain router’s DHCP server.
If you encounter this, follow this steps to resolve this problem (Microsoft Support page)
http://support.microsoft.com/kb/928233/en-us
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