If USB Connection Fails
This section explains how to troubleshoot problems related to USB connections.
Problems Causes Solutions
The printer is not
automatically recognized.
The USB cable is not
connected properly.
Disconnect the USB cable, and then
turn off the main power switch. Turn on
the main power switch again. When
the printer has fully booted up, connect
the USB cable to the printer again.
Windows has already
configured the USB settings.
Check whether the computer
has identified the printer as
an unsupported device.
Open Windows' Device Manager,
and then, under [Universal Serial Bus
controllers], remove any conflicting
devices. Conflicting devices have a [!]
or [?] icon by them. Take care not to
accidentally remove required devices.
For details, see Windows Help.
The printer does not
recognize the USB
connection even when a
USB cable is connected.
If the USB cable is
connected while the printer
is turned off, the printer
might not recognize the USB
connection.
Press the operation switch, and then
disconnect the USB cable. When the
printer has returned to the ready
condition, connect the USB cable to
the printer again.
If USB Connection Fails
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