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7. Troubleshooting
• Common to Windows and Mac OS X
• For Windows
USB Connection Problems
Cause Solution Reference
An unsupported USB cable is used. Use a USB 2.0 cable. -
A USB hub is used. Directly connect the machine to the
computer.
Connecting a USB Cable
(User's Manual)
A printer driver is not installed
correctly.
Reinstall the printer driver.
Installing a Driver and Software
to a Computer (User's Manual)
Cause Solution Reference
The machine is offline. Right-click the [OKI MC563*] icon on
the [Devices and Printers] folder, and
then select [See print jobs] (If the
icons are grouped, select [See print
jobs] > [OKI MC563 *]).
* Indicates the driver type. (ex.
PCL6/PS/XPS/FAX)
In the dialog box, select the [Printer]
menu and then clear the check of
[Use Printer Offline].
-
A switch, buffer, extension cable, or
USB hub is used.
Directly connect the machine to the
computer.
Connecting a USB Cable
(User's Manual)
Another printer driver that works
when connected via a USB interface
is installed.
Remove the other printer driver from
the computer.
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