Writing Error/Output Error/Communication Error - Canon MX450 Series Online Manual

The machine starts printing.
See Notice for Unplugging the Power Cord for unplugging the power cord.
Important
If you disconnect the power plug, all the faxes stored in the machine's memory are deleted.

Writing Error/Output Error/Communication Error

• Check 1: If the POWER lamp is off, make sure that the power plug is plugged in,
then turn the machine on.
While the POWER lamp is flashing, the machine is initializing. Wait until the POWER lamp stops
flashing and remains lit.
• Check 2: Make sure that the printer port is configured appropriately in the printer
driver.
* In the following instructions, "XXX" signifies your machine's name.
1. Log on as a user account with administrator privilege.
2. Select items from the Start menu as shown below.
• In Windows 7, select Devices and Printers from the Start menu.
• In Windows Vista, select the Start menu > Control Panel > Hardware and Sound >
Printers.
• In Windows XP, select the Start menu > Control Panel > Printers and Other
Hardware > Printers and Faxes.
3. Open the properties of printer driver for the machine.
• In Windows 7, right-click the "Canon XXX Printer" icon (where "XXX" is your
machine's name), then select Printer properties.
• In Windows Vista or Windows XP, right-click the "Canon XXX Printer" icon (where
"XXX" is your machine's name), then select Properties.
4. Click the Ports tab to confirm the port settings.
Make sure that a port named "USBnnn" (where "n" is a number) with "Canon XXX Printer"
appearing in the Printer column is selected for Print to the following port(s).
Note
When the machine is used over LAN, the port name of the machine is displayed as
"CNBJNP_xxxxxxxxxx". "xxxxxxxxxx" is the character string generated from the MAC
address or a character string specified by the user when setting up the machine.
• If the setting is incorrect:
Reinstall the MP Drivers.
• Printing does not start even though the machine is connected to the computer using a
USB cable and the port named "USBnnn" is selected:
Click Start and select All programs, Canon Utilities, Canon My Printer, Canon My
Printer, then select Diagnose and Repair Printer. Follow the on-screen instructions
to set the correct printer port, then select your machine's name.
If the problem is not resolved, reinstall the MP Drivers.
• Printing does not start even though the port named "CNBJNP_xxxxxxxxxx" is
selected when the machine is used over LAN:
Launch IJ Network Tool, and select "CNBJNP_xxxxxxxxxx" as you confirmed in step
4, then associate the port with the printer using Associate Port in the Settings menu.
If the problem is not resolved, reinstall the MP Drivers.
• Check 3: Make sure that the machine is connected to your computer properly.
When the machine is connected to your computer with a USB cable, make sure that the USB
cable is securely plugged in to the machine and the computer, then check the followings: