Netgear WNR2200 - N300 Wireless Router 사용자 설명서

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N300 Wireless Router with USB WNR2200 User Manual 
Troubleshooting
8-3
v1.0, September 2010
Troubleshooting Basic Functions
After you turn on power to the router, the following sequence of events should occur:
1. When power is first applied, verify that the Power light 
is on.
2. After approximately 2 minutes, verify that:
The Power light is solid green.
The Internet light is on.
A numbered Ethernet port light is on for any local port that is connected to a computer. 
This indicates that a link has been established to the connected device.
If any of the above conditions does not occur, see the following table.
Table 8-2.  Troubleshooting Basic Functions
Situation
Recommended Action
Power light is off or is blinking.
• Make sure that the power cord is properly connected to your router 
and that the power adapter is properly connected to a functioning 
power outlet. 
• Check that you are using the 12V DC, 1.5A power adapter that 
NETGEAR supplied for this product.
• If the Power light alternately blinks green every second, the router 
software is corrupted. This can happen if a firmware upgrade is 
interrupted, or if the router detects a problem with the firmware. If the 
error persists, you have a hardware problem. For recovery 
instructions, or help with a hardware problem, contact Technical 
Support at 
.
Lights never turn off.
When the router is turned on, the lights turns on for about 10 seconds 
and then turn off. If all the lights stay on, there is a fault within the 
router.
If all lights are still on 1 minute after power up:
• Cycle the power to see if the router recovers.
• Clear the router’s configuration to factory defaults as explained in 
If the error persists, you might have a hardware problem and should 
contact Technical Support at