Sony PCWA-A220 - Wireless Lan Access Point Troubleshooting Manual page 2

Case 2 The computer cannot communicate with the Access Point
1 Is the Wireless LAN PC card properly inserted into the computer, and does the computer correctly recognize it?
Follow the procedure below to check.
z
Hint
The following procedure is not necessary if your computer has built-in wireless LAN capabilities. However, if your computer has a switch or software facility to disable
the wireless LAN function, refer to the instruction manual for your computer and confirm that the wireless LAN feature is switched on.
1
Confirm that the wireless LAN PC card is properly inserted into the computer.
If the card is not properly inserted, refer to the instruction manual for your wireless LAN PC card to insert it.
2
With the wireless LAN PC card properly inserted, double-click the
taskbar, and confirm that your wireless LAN PC card appears in the "Hardware
devices" list.
Note
In Windows XP, there is a feature that hides inactive icons on the taskbar.
If this feature is enabled, click to display all icons.
3
If your wireless LAN PC card does not appear in the "Hardware devices" list, refer to
the instruction manual for your wireless LAN PC card to make the computer
recognize the card.
2 Is the computer configured for wireless communications?
With Windows 98 SE, Windows Me or Windows 2000, refer to the instruction manual for your wireless LAN PC
card to configure wireless communications. With Windows XP, follow the procedure below to configure
communications.
1
Click the "Start" button, point to "Connect To," and click "Show all connections."
2
In the "Network Connections" window, right-click the Wireless Network
Connection icon to be connected, and click "View Available Networks."
3
From the "Available networks" list in the "Connect to Wireless Network"
window, select the Access Point, and click "Connect."
z Hint
If "This network requires the use of a network key (WEP)..." is displayed, it means that there is a
network key (WEP key) set for the Access Point. Type the network key (WEP key) in the
"Network key" field, or refer to "Case 7: Forgot Settings," and follow the procedure to reset the
Access Point to its default settings.)
3 Have you correctly specified the Network Name (SSID) and WEP key
(Network key)?
With Windows 98 SE, Windows Me or Windows 2000, refer to the instruction manual for your wireless
LAN card, and confirm the Access Point's network name (SSID) and WEP key (Network key). With
Windows XP, follow the procedure below to check.
z
Hint
The factory default network name set for the Access Point is "default." There is no default WEP key setting.
1
Follow step 2 of the procedure described in "Case 2: The computer cannot communicate with the Access Point" to open the
"Connect to Wireless Network" window.
2
Select the network name of the Access Point to which you want to connect from "Available wireless networks."
3
If there is a WEP key set for the Access Point, enter the WEP key into the "Network key" field.
4
Click "Connect."
If the connection is not successful, refer to the procedure described in "Case 7: Forgot Settings" to reset the Access Point to its factory default
settings, and then follow the procedure described in the Quick Start Guide to reconfigure.
4 Is the wireless network connection acting as a network bridge? (Windows XP only)
Follow the procedure below to confirm or change the settings.
1
Click the "Start" button, point to "Connect To," and click " Show all
connections."
2
Confirm that the wireless network connection in question is not acting as a
network bridge.
3
If the wireless network connection is configured as a network bridge, right-
click the wireless network connection icon, and click "Remove from bridge."
icon on the
5 Has an IP address been acquired for the computer?
With "DHCP (Automatic)" selected in the computer's IP address settings, follow the procedure below. Refer to Windows Help regarding configuration of the computer's
IP address.
With Windows 98 SE/Windows Me
1
Click the "Start" button, and click "Run."
2
In the "Open" field, type "winipcfg" (without quotation marks), and click "OK."
3
In the "IP Configuration" window, select your wireless LAN PC card from the drop-
down list.
4
Confirm that the IP address appears in the "IP Address" field.
5
If the address "0.0.0.0" or an address starting with "169.254." appears in the "IP
Address" field, click "Release," and click "Renew."
Note
If the IP address starts with "169.254.," the address is not obtained from the DHCP server but assigned by
Windows on its own. With that address, connection to the network is not possible.
With Windows 2000/Windows XP
1
Click the "Start" button, point to "Programs" (when using Windows XP, select "All
Programs"), "Accessories," and click "Command Prompt."
2
In the Command Prompt window, type "ipconfig /all" (without quotation marks and
with one space between "ipconfig" and "/all"), and then press the Enter key.
3
Confirm the IP address for your wireless LAN PC Card.
z
Hint
The name of the wireless LAN PC Card appears in the "Description" line.
4
If "0.0.0.0" or an address starting with "169.254." appears in the
"Description" line, type "ipconfig /renew" (without quotation marks
and with one space between "ipconfig" and "/renew") , and then
press the Enter key.
A new IP address is assigned.
Note
If the IP address starts with "169.254.," the address is not obtained from the DHCP
server but assigned by Windows on its own. With that address, connection to the
network is not possible.
Case 3 I don't know which Access Point to select
Check the MAC address on the label on the bottom of the Access Point, and then select the Access Point with the corresponding MAC address from the Access Point
List in Scan Utility.
Case 4 I cannot click the "Access Point Setup Page" button
1 Have you selected the Access Point you want to configure?
Click the Access Point you want to configure in the Access Point List in Scan Utility.
2 Does a icon appear to the left of the Access Point you want to configure?
If the icon for the Access Point you want to configure is , the Access Point and computer are on different subnets. In this case, follow the procedure below to reconnect
so that the Access Point and computer are on the same subnet. (If they are on the same subnet, the
Tip
The following procedure is only applicable on networks where IP addresses are obtained automatically (networks where a DHCP server is running).
1
Refer to the procedure described in "Case 7: Forgot Settings" to reset the factory default settings for the Access Point you
want to connect to.
2
Follow the procedure described in 5 under "Case 2: The computer cannot communicate with the Access Point," to reacquire
an IP address for the computer.
appears.)
Continued on next page