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Canon printer PIXMA MP800R User Manual

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Page 121

Chapter 11 119Routine Maintenance
(3)Use [ ] or [ ] to select  and then press [OK].
The machine starts the Print Head cleaning.
3Check the status of the Print Head.
After Print Head cleaning finishes, the nozzle check confirmation screen is displayed. Print 
the nozzle check pattern to verify that the Print Head nozzles are clean. See “Printing the 
Nozzle Check Pattern” on page 116.
„Print Head Deep Cleaning
If print quality does not improve by standard Print Head cleaning, try Print Head deep cleaning,...

Page 122

120Chapter 11Routine Maintenance
(3)Use [ ] or [ ] to select  and then press [OK].
The machine starts the Print Head deep cleaning.
3Check the status of the Print Head.
(1)Print the nozzle check pattern to verify that the Print Head nozzles are clean. 
See“Printing the Nozzle Check Pattern” on page 116.
When one specific color only does not print, see “Replacing an Ink Tank” on page 108.
(2)If the problem remains, turn off the machine’s power for at least 24 hours, and perform 
deep cleaning of the Print...

Page 123

Chapter 11 121Routine Maintenance
(2)Use [ ] or [ ] to select  and then press [OK].
The confirmation screen is displayed.
(3)Load two sheets of A4- or Letter-sized plain paper in the Auto Sheet Feeder.
(4)Use [ ] or [ ] to select  and then press [OK]. 
A pattern is printed and the Print Head is automatically aligned. It takes about five 
minutes until printing completes.
Cleaning Your Machine
This section describes the necessary cleaning procedures for your machine.
Note
Select  to print the current...

Page 124

122Chapter 11Routine Maintenance
„Cleaning the Platen Glass and Document Cover
Wipe the Platen Glass (A), the FAU Protective Sheet (white area) (B), and the FAU Lamp (C) 
with a clean, soft, lint-free cloth moistened with water. Then wipe with a clean, soft, dry, lint-free 
cloth making sure not to leave any residue, especially on the Platen Glass. If you have trouble 
getting the scanning area clean, wipe with diluted mild detergent (for dish washing).
„Cleaning the Roller (Roller Cleaning)
Clean the...

Page 125

Chapter 11 123Routine Maintenance
(3)Use [ ] or [ ] to select , then press [OK].
The paper feed rollers are cleaned.
4Repeat step 3 twice.
5Load three or more of A4- or Letter-sized paper in the paper source you selected in 
step 2.
6Repeat step 3 three times.
The sheet of paper is automatically fed in and then out of the machine.
If there are no signs of improvement after performing three times, contact the Canon 
Customer Care Center.
„Cleaning the Interior of the Machine (Bottom Plate Cleaning)
This...

Page 126

124Chapter 11Routine Maintenance
3Perform bottom plate cleaning.
(1)Display the Maintenance screen.
See“Performing Maintenance” on page 115.
(2)Use [ ] or [ ]to select , then press [OK].
The confirmation screen is displayed.
(3)Use [ ] or [ ] to select , then press [OK].
The sheet of paper is automatically fed in and then out of the machine.
If the printed paper is smudged, clean the inside of the machine again.
If the problem remains after performing cleaning again, the protrusions inside the 
machine...

Page 127

Chapter 12
Chapter 12 125Troubleshooting
Troubleshooting
This section describes troubleshooting tips for problems you may encounter when using the 
machine.
z“An Error Message is Displayed on the LCD” on page 127
z“Cannot See the Display Properly on the LCD/Cannot See the Display on the LCD” on page 130
z“Cannot Scan Films” on page 131
z“Cannot obtain a clean scan, colors scan incorrectly” on page 131
z“Frames are not detected correctly” on page 131
z“Ink Does Not Come Out/Printing is Blurred/Colors are...

Page 128

126Chapter 12Troubleshooting
z“Trouble scanning with MP Navigator” on page 153
z“Image position and size incorrect when scanning from the machine’s operation panel” on 
page 154
z“Trouble scanning over a wireless or wired LAN/“Cannot communicate with scanner.” appears 
on the screen when using over a wireless or wired LAN” on page 154
z“Trouble scanning from the machine’s Operation Panel over a wireless or wired LAN” on 
page 155
z“Cannot Scan Films” on page 156
z“Thumbnail Display does not display...

Page 129

Chapter 12 127Troubleshooting
z“Error No.: 2500 is Displayed” on page 162
z“For Windows Users” on page 162
If an error occurs when the machine is connected to a computer
When an error occurs in printing such as the printer is out of paper or paper jams, a troubleshooting 
message is displayed automatically. Take the appropriate action described in the message.
The message may vary depending on the version of your Windows operating system.
An Error Message is Displayed on the LCD
An error message is...

Page 130

128Chapter 12Troubleshooting
Inner cover is open. Close the inner 
cover and press [OK].If the Inner Cover is open when starting normal printing, close it before 
pressing [OK] on the machine.
Do not open or close the Inner Cover when printing. This may damage the 
machine.
Some ink tanks are not installed in 
place.
U072
More than one ink tank of the 
following color is installed.
U071Possible causes are as follows:
zSome ink tanks are not installed in place.
zMore than one ink tanks of the same color...
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