142 Chapter 12
Troubleshooting
Writing Error/Output Error/Communication Error
Cause Action
Machine is not ready. Ensure that the lamp on the Operation Panel lights.
If the lamp on the Operation Panel is off, turn the machine on.
While the Power Lamp is flashing green, the machine is initializing. Wait
until the Power Lamp stops flashing and stays lit. When the Alarm Lamp
lights orange, an error may occur in the machine. For details on how to
resolve the error, see “An Error Message is Displayed on the LCD” on
page115 .
Paper is not loaded. Load paper and press [OK].
If paper is loaded, ensure that the paper source (the Auto Sheet Feeder or
Cassette) is selected correctly. If the paper source is not selected
correctly, use [Feed Switch] or the printer driver to change the paper
source.
If this error (Paper is not loaded) is ignored for a certain period of time, an
additional message may be displayed.
Printer port setting does not match
the interface connected to the
machine.
Check the printer port settings.
1. Click [Start] and select [Control Panel], [Printers and Other Hardware],
and then [Printers and Faxes].
For non-Windows XP, click [Start], select [Settings], and then [Printers].
2. Select the icon of your machine.
3. Open the [File] menu and select [Properties].
4. Click the [Ports] tab (or the [Details] tab) to confirm the port settings.
A USB port is selected if either [USBnnn (Canon MP950 Series Printer)]
or [MPUSBPRNnn (Canon MP950 Printer)] (where n is a number) is
indicated.
If the port setting is not correct, change the port setting according to
the interface you are using on the [Ports] tab (or the [Details] tab), or
reinstall the MP Drivers.
Machine is not properly connected. Ensure that the printer cable is securely connected to the computer.
zIf using a switching hub or other device, disconnect the machine and
reconnect it directly to the computer and try printing again. If
successful, the problem may have been with the device.
zThere could also be a problem with the cable(s). Replace the cable(s)
and try printing again.
MP Drivers is not installed properly. Uninstall then reinstall the MP Drivers.
1. Click [Start], and select [All Programs] (or [Programs]), the name of your
machine, and [Uninstall].
2. Follow the on-screen instructions to uninstall the driver.
3. Follow the procedures described in the Easy Setup Instructions and
reinstall the MP Drivers.