NETGEAR DGND3300 user manual Troubleshooting with the LEDs

RangeMax Dual Band Wireless-N Modem Router DGND3300 User Manual

Table 7-1. Quick Tips (continued)

Recommendation	Instructions
Make sure that the Ethernet cables are	For each powered-on computer connected to the modem
securely plugged in.	router by an Ethernet cable, the corresponding numbered
	router LAN port LED is on.
Make sure that the wireless settings in the	• For a wirelessly connected computer, the wireless network
computer and router match exactly.	name (SSID) and wireless security settings of the modem
	routerand wireless computer must match exactly.
	• If you set up an Access List in the Advanced Wireless
	Settings screen, you must add each wireless computer’s
	MAC address to the modem router’s access list.
Make sure that the network settings of the	• Wired and wirelessly connected computers must have
computer are correct.	network (IP) addresses on the same network as the router.
	The simplest way to do this is to configure each computer to
	obtain an IP address automatically using DHCP. Click the
	link to the online document “Preparing Your Network” in
	Appendix B, or see the documentation that came with your
	computer.
	• Some cable modem service providers require you to use the
	MAC address of the computer initially registered on the
	account. You can view the MAC address in the Attached
	Devices screen.
Check the Test LED to verify correct	If the Test LED does not turn off within 2 minutes after you turn
modem router operation.	the modem router on, reset the router according to the
	instructions in “Using the Restore Factory Settings Button” on
	page A-1.

Troubleshooting with the LEDs

After you turn on power to the modem router, the following sequence of events should occur:

1.When power is first applied, verify that the Power LED is on.

2.After approximately 10 seconds, verify that:

•The Power LED is green.

•The LAN port LEDs are lit for any local ports that are connected. If a LAN port is connected to a 100 Mbps device, verify that the port’s LED is green. If the port is 10 Mbps, the LED will be amber.

•The ADSL link LED is lit, indicating that a link has been established to the connected device.

7-2 Troubleshooting

v1.0, March 2009