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C7350/7550 User’s Guide: Troubleshooting • 531
USB Problems
Cannot configure for USB connection
NOTE
• Windows 95 and NT 4.0 do not support USB.
• Windows 98 upgraded from Windows 95 may not
support USB.
• Windows 98 original installation and Windows Me,
2000, and XP all support USB.
Possible cause Remedy
Computer does not
support USB
interface.
Check if there is a USB controller in the Windows
device manager.
USB cable does not
meet
specifications.
Use USB cable to specification Ver.1.1.
Interface is
disabled.
Check that USB interface is set to Enable.
Configuration
procedure was not
correctly followed
or cancelled.
Configure again from the beginning.
USB cable is
disconnected or
faulty.
Reconnect or try another cable.
A USB hub is being
used.
The printer cannot be used with a USB hub.
Connect the printer and computer directly.