Fixing connectivity issues
You may have picked the wrong network or typed in your network name (SSID)
incorrectly
• Check these settings to ensure that they are correct.
You may have typed in your WEP key or your WPA encryption key incorrectly.
• If you are using encryption on your network, you'll need to enter a key. These are case-
• If the network name (SSID) or the WEP/WPA key are not found automatically during
• The Network Diagnostic Utility runs on computers with Windows XP SP3, Vista, or Windows
You may have a router problem.
• Try restarting both the printer and the router by turning off the power on each. Then, turn
Your computer may not be connected to your network.
• Make sure that the computer is connect to the same network to which the HP Photosmart is
Your computer may be connected to a Virtual Private Network (VPN)
• Temporarily disconnect from the VPN before proceeding with the installation. Being
Security software may be blocking communication.
• Security software (firewall, anti-virus, anti-spyware) installed on your computer may be
• Setup your firewall software to allow communication over UDP port 427 (Windows).
After software installation
If your printer has been successfully installed, but you are having trouble printing:
• Turn off the router, printer, and computer. Then, turn on router, printer, and computer -- in
• If powering down and up doesn't solve the problem, run the Network Diagnostic Utility
sensitive so be sure that it has been entered correctly.
installation, and you don't already know them, you can download the Network Diagnostic
Utility, which can help you locate them.
7 OS. The computer should also be wirelessly connected to your network. To download the
Network Diagnostic Utility, go to: www.hp.com/go/wirelessprinting.
them on again.
connected.
connected to a VPN is like being on a different network. You will need to disconnect from
the VPN to access the printer over the home network.
blocking communication between the printer and the computer. An HP diagnostic utility
runs automatically during installation and can provide messages about what might be
blocked by a firewall. Try temporarily disconnecting your firewall, anti-virus, or anti-spyware
applications to see if you can finish the installation successfully. You should re-enable the
security applications after installation is complete.
that order.
(Windows):
• Go to:
www.hp.com/go/wirelessprinting
then run it.
to download the Network Diagnostic Utility,
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