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C5650n/C5650dn User’s Guide
USB Problems • 140
Cannot print
• PRNUSBx write error is displayed.
Possible cause Remedy
Interface is disabled. In the printer menu settings, enable the USB
interface (USB MENU → USB → ENABLE).
Printer is switched
OFF.
Turn on the printer.
Printer interface
cable is
disconnected.
Reconnect the printer interface cable.
A converter, buffer,
extension cable or
USB hub is being
used.
Test by connecting the printer and computer
directly.
Printer driver output
port is incorrect.
Set correct output port to which the printer
interface cable is connected.
Printer is not
selected in the
printer driver.
Select the printer or set to default printer.
Incorrect printer
driver is being used.
Delete this printer driver and install correct
printer driver from the CD supplied with your
printer.