12
Connection Problems
This section describes how to troubleshoot problems related to USB and net-
work connection.
If Connection Cannot Be Made via USB
This section describes possible causes and solutions for problems related to USB
connection.
Possible Cause Solution
The power cord or USB cable
may not be properly connected.
Make sure that the power cord and USB cable are properly
connected. Also make sure that they are not damaged.
The machine was not recognized
automatically.
Turn off the power of the machine, reconnect the USB cable,
and then turn it on again.
Windows did not configure USB
settings correctly.
Make sure that there is no conflicting USB device installed in
your computer.
Open Windows' Device Manager, and then, under [
Universal
Serial Bus controllers
], remove any conflicting devices. Con-
flicting devices have a [
!
] or [
?
] icon by them. Take care not
to accidentally remove required devices. For details, see
Windows Help.
If you are using Windows 2000/XP or Windows Server
2003, erroneous devices are displayed under [
USB Controller
]
in the [
Device Manager
] dialog box.
The USB driver was not installed
correctly.
Turn off the power, and then unplug the USB cable from the
machine. Then, reinstall the USB driver using [
Quick Install for
USB
], making sure that you turn on the power only when in-
structed.
An error occurs during software
installation.
First reboot Windows. Then, on the [
Start
] menu, select [
Con-
trol Panel
]. Double-click the System icon, and then on the
[
Hardware
] tab, click [
Device Manager
]. Under [
Other Devices
],
select the printer, and then open its properties dialog box.
On the [
General
] tab, click [
Reinstall Driver
] to reinstall the
driver.
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