Hi gnordwig,
First, please load plain paper into your G6020 and then print a test page:
1. Press the wrench and screwdriver button on your G6020 one time.
2. Repeatedly press the right arrow button to select Maintenance and press the OK button.
3. Press OK on Nozzle check.
A test page will print. Please compare your printout with the example on this page.
If yours does not print correctly, please make sure that the inks are at least half full and then perform a printhead deep cleaning:
1. Press the wrench and screwdriver button on your printer one time.
2. Repeatedly press the right arrow button to select Maintenance and press the OK button.
3. Repeatedly press the right arrow button to select Deep Cleaning and press the OK button.
4. Once complete, repeatedly press the left arrow button to select Nozzle check and press the OK button to print another test page.
If this page does not print correctly, please perform another deep cleaning.
If the test page still does not print correctly after performing 2 deep cleanings, please perform an ink flush:
1. Press the wrench and screwdriver button on your G6020 one time.
2. Repeatedly press the right arrow button to select Maintenance and press OK.
3. Repeatedly press the right arrow button to select Ink Flush and press OK.
5. Use the arrows to select All colors press OK.
6. Check displayed message and press OK.
7. Check displayed message, use the left arrow to select Yes and then press OK.
8. Check displayed message, use the left arrow to select Yes and then press OK.
Ink flush will begin.
Note:
Do not perform any operations while ink flush is in progress.
It takes approximately eight minutes to complete.
If it only takes one or two minutes, please attempt the ink flush procedure again.
Once the ink flush completes, please print another test page.
If after 2 deep cleanings and and ink flush, your G6020 still does not print correctly, the printhead cartridge may need to be replaced. If your PIXMA G6020 was purchased less than a year ago, please contact one of Canon's Technical Support Representatives via phone or chat to obtain your in warranty options. To contact a Technical Support Representative, please use the link below to log into your My Canon account:
https://mycanon.usa.canon.com
Once logged in, click on your PIXMA G6020 and then click on the Product Support button. When that page loads, click on either the Phone Support button or the Chat Support button to access support.
If your PIXMA G6020 is out of warranty, you are eligible for Canon's Upgrade Program. This is for out of warranty units which have been diagnosed to require service, or for some reason are incompatible with a new or upgraded system. This option allows you a one-time opportunity to purchase a replacement product, discounted from the list price.
If you would like to take part in this option, please call our Sales Department at (866) 443-8002 Monday through Saturday, 9am to 9pm. Let them know you have been working with technical support and the Canon Upgrade Program was offered.
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