HP 7550 manual On next

Problem	Possible cause	Solution
Windows PC only	There is a problem	Try the following:
I have connected	with the USB	• Unplug the USB cable from the
my printer using a	connection.	computer, then plug it in again.
USB cable, and		• Make sure the cable is securely
when I try to print I		attached to both the computer and to
get a message		the USB port on the back of the printer.
saying THERE WAS		• Restart your computer.
AN ERROR
WRITING TO
DOT4.
Windows PC only	You may not be	Make sure your computer’s operating
When I connect a	using Windows 98,	system is Windows 98, 2000, ME, or XP
USB cable between	2000, ME, or XP.	and that your computer is connected to
the printer and my		the USB port on the back of the printer
computer, the New		using a USB cable.
Hardware Wizard
does not appear.
(continued on next
page)
	Your USB cable	Try the following:
	may not be working	• Make sure the USB cable is securely
	or may not be	attached to both the computer and to
	connected	the USB port on the back of the printer.
	properly.	• Disconnect, then reconnect the USB
		cable from your printer.
		• Unplug the power cord from the
		printer, then plug it in again.
		• If you are still having problems, try
		using another USB cable.
	The USB cable is	Make sure you are using a USB cable
	too long.	length that is supported by your printer.
		For more information, see specifications
		on page 53.

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