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If you are using WPA security
A valid WPA passphrase is:
• From 8 to 63 ASCII characters. ASCII characters in a WPA passphrase are case-sensitive.
or
• Exactly 64 hexadecimal characters. Hexadecimal characters are A-F, a-f, and 0-9.
If your wireless network is not using security, then you will not have a security key. Using a wireless network with
no security is not recommended because it can allow intruders to use your network resources without your consent.
CHECK MAC ADDRESS
If your network uses MAC address filtering, make sure that you include the MAC address of the printer in the MAC
address filter list. This will allow the printer to operate on the network. For more information, see “How do I find
the MAC address?” on page 66.
PING THE ACCESS POINT TO MAKE SURE THE NETWORK IS WORKING
1 If you do not already know it, find the IP address of the access point.
a Do one of the following:
In Windows Vista
1
Click .
2 Click All Programs Accessories.
3 Click Command Prompt.
In Windows XP and earlier
1
Click Start.
2 Click All Programs or Programs Accessories Command Prompt.
b Type ipconfig.
c Press Enter.
• The “Default Gateway” entry is typically the access point.
• The IP address appears as four sets of numbers separated by periods, such as 192.168.0.100. Your IP
address might also start with the numbers 10 or 169. This is determined by your operating system or
wireless network software.
2 Ping the access point.
a Do one of the following:
In Windows Vista
1
Click .
2 Click All Programs Accessories.
3 Click Command Prompt.
In Windows XP and earlier
1
Click Start.
2 Click All Programs or Programs Accessories Command Prompt.
Troubleshooting
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