Canon Pixma Mp970 Quick Start Guide

77 Troubleshooting
Cannot Install the MP Drivers
CauseAction
Unable to proceed beyond the Printer 
Connection screen.If you were unable to proceed beyond the Printer Connection screen, make 
sure that the USB cable is securely plugged into the USB port of the machine 
and is connected to the computer, and then follow the procedure below to 
reinstall the MP Drivers.
(1)Click Cancel on the Printer Connection screen.
(2)Click Start Over on the Installation Failure screen.
(3)Click Back on the screen that...

78Troubleshooting
Cannot Connect to Computer Properly
„Printing or Scanning Speed Is Slow / USB 2.0 Hi-Speed Connection 
Does Not Work
„“This device can perform faster” Message Is Displayed
CauseAction
Your system environment is not fully 
compatible with USB 2.0 Hi-Speed.If your system environment is not fully compatible with USB 2.0 Hi-Speed, the 
machine will operate at a lower speed provided under USB 1.1. In this case, the 
machine operates properly but printing speed may slow down due to...

79 Troubleshooting
Print Results Not Satisfactory
If the print result is not satisfactory such as white streaks, misaligned lines, and uneven colors, 
confirm the paper and print quality settings first.
zCheck 1: Do the page size and media type settings match the size and 
type of the loaded paper?
When these settings are incorrect, you cannot obtain a proper print result. If you are printing a 
photograph or an illustration, incorrect paper type setting may reduce the quality of printout color. 
Also,...

80Troubleshooting
„Printing Does Not Start/Printing Is Blurred/Colors Are Wrong/Straight 
Lines Are Misaligned
„White Streaks
„Printed Paper Curls or Has Ink Blots
CauseAction
Ink tank is empty. See “An Error Message Is Displayed on the LCD” on page 74 to identify the ink 
error, and then take the appropriate action depending on the error condition.
The protective film is remaining. Make sure all of the protective film is peeled off and the air hole is exposed, as 
illustrated in (A). If the orange tape...

81 Troubleshooting
„Printed Surface Is Scratched/Paper Is Smudged
CauseAction
Paper Feed Roller is dirty. Clean the Paper Feed Roller. Cleaning the Paper Feed Roller will wear the 
roller, so perform this procedure only when necessary.
For details on cleaning, see “Cleaning the Paper Feed Roller (Roller Cleaning)” 
on page 68.
Inside of the machine is dirty. Performing duplex printing may leave some ink inside the machine, causing 
printouts to be smudged. In this case, perform Bottom Plate Cleaning to...

82Troubleshooting
„Colors Are Uneven or Streaked
The Print Result Not Satisfactory When Copying
If these do not resolve the problem, also see “Print Results Not Satisfactory” on page 79.
Printing on thick paper. Selecting the Prevent paper abrasion setting will widen the clearance between 
the Print Head and the loaded paper. If you notice abrasion even with the media 
type set correctly to match the loaded paper, set the machine to prevent paper 
abrasion by using the Operation Panel on the machine or...

83 Troubleshooting
Printing Does Not Start
CauseAction
Ink tank is empty. See “An Error Message Is Displayed on the LCD” on page 74 to identify the ink 
error, and then take the appropriate action depending on the error condition.
Ink tank not installed in proper position. Open the Scanning Unit (Printer Cover) and check the ink lamps.
If there is still sufficient ink but its ink lamp is flashing red, an ink tank may be 
installed in a wrong position.
Confirm that the ink tanks are installed in the...

84Troubleshooting
Machine Moves But Ink Is Not Ejected
CauseAction
Print Head nozzles are clogged. See “When Printing Becomes Faint or Colors Are Incorrect” on page 56 and 
perform any necessary maintenance operations.
Ink tank is empty. See “An Error Message Is Displayed on the LCD” on page 74 to identify the ink 
error, and then take the appropriate action depending on the error condition.
The protective film is remaining. Make sure all of the protective film is peeled off and the air hole is exposed,...

85 Troubleshooting
Paper Does Not Feed Properly
Paper Does Not Feed from the Paper Source 
Specified in the Printer Driver
CauseAction
Printing on inappropriate type of paper. Check to see if the paper you are printing on is not too thick or curled.
See “Media Types You Cannot Use” on page 12.
Paper Feed Roller is dirty. Clean the Paper Feed Roller. Cleaning the Paper Feed Roller will wear the 
roller, so perform this procedure only when necessary.
For details on cleaning, see “Cleaning the Paper Feed...

86Troubleshooting
Paper Jams
CauseAction
Paper jammed in the Paper Output Slot 
or the Rear Tray.Remove the paper following the procedure below.
(1)Slowly pull the paper out, either from the Rear Tray or from the Paper Output 
Slot, whichever is easier.
zIf the paper tears and a piece remains inside the machine, open the 
Scanning Unit (Printer Cover) and remove it.
After removing all paper, close the Scanning Unit (Printer Cover), turn the 
machine off, and turn it back on.
* Be careful not to touch the...