Справочник Пользователя для ZyXEL Communications Corporation NWD271N
Chapter 6 Troubleshooting
NWD271N User’s Guide
78
6.2 Accessing the ZyXEL Utility
V
I cannot access the ZyXEL Utility
1 Make sure the NWD271N is properly inserted and the LEDs are on. Refer to the Quick
Start Guide for information on how to properly connect the NWD271N.
2 Use the Device Manager to check for possible hardware conflicts. Click Start >
Settings > Control Panel > System > Hardware > Device Manager. Verify the status
of the NWD271N under Network Adapter (steps may vary depending on the version of
Windows).
of the NWD271N under Network Adapter (steps may vary depending on the version of
Windows).
3 Install the NWD271N on another computer.
4 If the error persists, you may have a hardware problem. In this case, you should contact
4 If the error persists, you may have a hardware problem. In this case, you should contact
your vendor.
6.3 Link Quality
V
The link quality and/or signal strength is poor.
1 Scan for and connect to another AP with a better link quality using the Site Survey
screen.
2 Move your computer closer to the AP or the peer computer(s) within the transmission
range.
3 There may be too much radio interference (for example from a microwave oven, or
another AP using the same channel) around your wireless network. Lower the output
power of each AP.
power of each AP.
4 Make sure there are not too many wireless stations connected to a wireless network.
6.4 Problems Communicating with Other Computers
V
The computer with the NWD271N installed cannot communicate with the other
computer(s).
computer(s).
In Infrastructure Mode
• Make sure that the AP and the associated computers are turned on and working properly.
• Make sure the NWD271N computer and the associated AP use the same SSID.