HP Photosmart C8100 Série Guide D'utilisation page 35

Solution: Check the following cables to ensure they are connected properly.
• Cables between the HP All-in-One and the hub or router
• Cables between the hub or router and your computer
• Cables to and from your modem or HP All-in-One Internet connection (if applicable)
Cause: Your computer's Local Area Network card (LAN card) is not set up properly.
Solution: Make sure that your LAN card is set up properly.
To check your LAN card (Windows 2000 and XP)
1. Right-click My Computer.
2. In the System Properties dialog box, click the Hardware tab.
3. Click Device Manager.
4. Make sure your card shows up under Network Adapters.
5. Refer to the documentation that came with your card.
To check your LAN card (Windows Vista)
1. On the Windows taskbar, click Start, Computer, and then click Properties.
2. Click Device Manager.
3. Make sure your card shows up under Network Adapters.
4. Refer to the documentation that came with your card.
Cause: You do not have an active network connection.
Solution: Check to see if you have an active network connection.
To see if you have an active network connection
▲ Check the two Ethernet indicator lights on the top and bottom of the RJ-45 Ethernet jack on
the back of the HP All-in-One. The lights indicate the following:
a. Top light: If this light is a solid green, the device is properly connected to the network,
and communications have been established. If the top light is off, there is no network
connection.
b. Bottom light: This yellow light flashes when data is being sent or received by the device
over the network.
To establish an active network connection
1. Check the cable connections from the HP All-in-One to your gateway, router, or hub to
ensure connections are secure.
2. If the connections are secure, press the On button on the control panel to turn the
HP All-in-One off. Then turn off the power on your router or hub. Turn on the router or hub
first, and then press the On button to turn the HP All-in-One on.
Cause: You were able to connect the HP All-in-One to the network previously, but now it will
not connect.
Solution: Turn off the HP All-in-One, the computer, and the router. Wait 30 seconds. Turn on
the router first, and then turn on the HP All-in-One and the computer.
Cause: The HP All-in-One and computer are not connected to the same network.
Solution: Try accessing the Embedded Web Server on the HP All-in-One. To find the IP
address, print a network configuration page.
The Printer not Found screen appears during installation
Cause: The HP All-in-One is not turned on.
Solution: Turn on the HP All-in-One.
Cause: You do not have an active network connection.
Network troubleshooting 35