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Issue
Cause and solution
Check 1: Make sure that the power plug is securely plugged in, then turn the machine on
While the Power lamp is flashing green, the machine is initializing. Wait until the Power lamp stops flashing and remains lit green.
Caution
Cause and solution
Check 2: Check the status of ink tanks. Replace the ink tank if ink has run out
You can check the ink status on the LCD or with ink lamps.
With the LCD on the Machine
1. Make sure that the power is turned on, and press the HOME button.
2. Press the left Function button.
Check if any symbol (A) appears on the remaining ink volume screen.
Sufficient ink is left for printing if no symbol appears.
The ink with 
Caution
You can also check the ink status on a screen of the LCD displayed while printing.
With Ink Lamps
1. Make sure that the power is turned on, and open the Paper Output Tray gently.
2. Lift the Scanning Unit (Cover) until it stops.
The Print Head Holder moves to the replacement position.
3. Check the ink lamps.
Close the Scanning Unit (Cover) after confirming the ink lamp status.
Ink lamp is on
The ink tank is correctly installed and there is sufficient ink left for printing.
Ink lamp is flashing
Ink is low. You can continue printing for a while, but we recommend you to have a new ink tank available.
The ink tank is installed in the wrong position or it is empty. Make sure that the ink tank is installed in the correct position as indicated by the label on the Print Head Holder. If the position is correct but the lamp flashes, the ink tank is empty. Replace it with a new one.
Ink lamp is off
The ink tank is not installed properly or the function for detecting the remaining ink level is disabled. If the ink tank is not installed properly, press the mark 
See [ Replacing an Ink Tank ].
If the ink lamp is still off after reinstalling the ink tank, there has been an error and the machine cannot print. Check the error message displayed on the LCD.
Refer to [ An Error Message Is Displayed on the LCD ]
When the ink tanks run out of ink, follow the procedure below to replace them.
Caution
Caution
Color ink may be consumed even when printing a black-and-white document or when black-and-white printing is specified.
Every ink is also consumed in the standard cleaning and deep cleaning of the Print Head, which may be necessary to maintain the machine's performance. When an ink tank is out of ink, replace it immediately with a new one.
1. Make sure that the power is turned on, and open the Paper Output Tray gently.
2. Lift the Scanning Unit (Cover) until it stops.
The Print Head Holder moves to the replacement position.
Caution
Do not hold the Print Head Holder to stop or move it forcibly. Do not touch the Print Head Holder until it stops completely.
Caution
Caution
The machine may make operating noise when the Print Head Holder moves to the replacement position.
3. Remove the ink tank with the lamp flashing fast.
Push the tab (A) and lift the ink tank to remove.
Do not touch the Print Head Lock Lever (B).
Caution
Caution
4. Prepare the new ink tank.
(1) Take a new ink tank out of its package, pull the orange tape 
Caution
Make sure that the film is completely removed from the air hole (C).
If the air hole is blocked with the remaining film, ink may leak out or may not eject properly.
(2) Hold the orange protective cap (D) as indicated in the figure below, then twist and remove it from the bottom of the ink tank.
Remove the protective cap while holding it to prevent the ink from staining your fingers.
Discard the protective cap once it is removed.
Caution
Do not touch the electrical contacts (E) on the ink tank. It can cause the machine to malfunction or become unable to print.
Caution
5. Install the new ink tank.
(1) Insert the front end of ink tank into the Print Head at a slant.
Make sure that the position of the ink tank matches the label.
(2) Press the mark
Make sure that the ink lamp lights up red.
Caution
6. Lift the Scanning Unit (Cover) slightly, and then close it gently.
Caution
See [ Aligning the Print Head ].
Cause and solution
Check 3: Open the Scanning Unit (Cover) and check to see if the ink lamps are flashing red.
If there is still sufficient ink but its ink lamp is flashing red, an ink tank may not be installed in a right position.
When the ink tanks run out of ink, follow the procedure below to replace them.
Caution
Caution
Color ink may be consumed even when printing a black-and-white document or when black-and-white printing is specified.
Every ink is also consumed in the standard cleaning and deep cleaning of the Print Head, which may be necessary to maintain the machine's performance. When an ink tank is out of ink, replace it immediately with a new one.
1. Make sure that the power is turned on, and open the Paper Output Tray gently.
2. Lift the Scanning Unit (Cover) until it stops.
The Print Head Holder moves to the replacement position.
Caution
Do not hold the Print Head Holder to stop or move it forcibly. Do not touch the Print Head Holder until it stops completely.
Caution
Caution
The machine may make operating noise when the Print Head Holder moves to the replacement position.
3. Remove the ink tank with the lamp flashing fast.
Push the tab (A) and lift the ink tank to remove.
Do not touch the Print Head Lock Lever (B).
Caution
Caution
4. Prepare the new ink tank.
(1) Take a new ink tank out of its package, pull the orange tape
Caution
Make sure that the film is completely removed from the air hole (C).
If the air hole is blocked with the remaining film, ink may leak out or may not eject properly.
(2) Hold the orange protective cap (D) as indicated in the figure below, then twist and remove it from the bottom of the ink tank.
Remove the protective cap while holding it to prevent the ink from staining your fingers.
Discard the protective cap once it is removed.
Caution
Do not touch the electrical contacts (E) on the ink tank. It can cause the machine to malfunction or become unable to print.
Caution
5. Install the new ink tank.
(1) Insert the front end of ink tank into the Print Head at a slant.
Make sure that the position of the ink tank matches the label.
(2) Press the mark
Make sure that the ink lamp lights up red.
Caution
6. Lift the Scanning Unit (Cover) slightly, and then close it gently.
Caution
See [ Aligning the Print Head ].
Cause and solution
Check 4: Open the Scanning Unit (Cover) and make sure that the ink lamps light up red.
If the ink lamp is not lit, press the
Cause and solution
Check 5: Make sure that the USB cable is securely plugged into the machine and the computer, then check the following
Cause and solution
Check 6: Restart your computer if you are printing from the computer
If there are any unnecessary print jobs, delete them.
Cause and solution
Check 7: Make sure that your machine's name is selected in the Print dialog box.
The machine will not print properly if you are using a driver for a different printer.
In Windows, make sure that your machine's name is selected in the Print dialog box.
On a Macintosh, make sure that your machine's name is selected in Printer in the Print dialog box.
Caution
Cause and solution
Check 8: Configure the printer port appropriately.(Windows)
Configure "USBnnn" (where "n" is a number) as the printer port.
1.Log on as a user account with administrator privilege.
2.Click Control Panel, then Printer under Hardware and Sound.
In Windows XP, click Control Panel, Printers and Other Hardware, then Printers and Faxes.
In Windows 2000, click Control Panel then Printers.
3.Right-click the Canon XXX Printer icon, 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).
If the setting is incorrect, reinstall the MP Drivers or change the printer port to the correct one.
Cause and solution
Check 9: Is the size of the print data extremely large?
Click Print Options on the Page Setup sheet. Then, select the Prevent loss of print data check box in the displayed dialog.