HP 7200 - Manual (Page 180)

Do the following:
1.
Verify that the control panel overlay is firmly attached, unplug the HP All-in-
One power cord, and then plug it in again.
2. Verify that the USB and power cords are plugged in.
3. Click Retry to retry the plug and play setup. If this does not work, continue to
the next step.
4. Verify that the USB cable is set up properly as follows:
–
Unplug the USB cable and plug it in again.
– Do not attach the USB cable to a keyboard or non-powered hub.
– Verify that the USB cable is 3 meters or less in length.
– If you have several USB devices attached to your computer, you might
want to unplug the other devices during the installation.
5. Continue with the installation and restart the computer when prompted. Then
open HP Director and check for the essential icons (Scan Picture, Scan
Document, and Send Fax).
6. If the essential icons do not appear, remove the software and then reinstall it.
For more information, see
Uninstall and reinstall the software .
I received a message that an unknown error has occurred
Solution Try to continue with the installation. If that doesn’t work, stop and
then restart the installation, and follow the directions on the screen. If an error
occurs, you might need to uninstall and then reinstall the software.
Caution Do not simply delete the HP All-in-One program files from your
hard drive. Make sure to remove them properly using the uninstall utility
provided in the HP All-in-One program group.
For more information, see Uninstall and reinstall the software .
Some of the icons are missing in the HP Director
User Guide 177
Troubleshooting
information