Canon Pixma Mp550 User Guide

							Advanced Guide > Troubleshooting > Printing Does Not Start
Printing Does Not Start
Check 1: Make sure that the power plug is securely plugged in, then
turn the machine on. 
W hile the  Power lamp is flashing green, the machine is initializing. W
ait until the 
Power
 lamp stops
flashing and remains lit green.
Note
W hen printing large data such as a photo or graphic s, it may take longer to start printing. W hile
the  Power  lamp is flashing green, the computer is processing data a
nd sending it to the
machine. W ait until printing starts.
Check 2: Check the status of ink tanks. Replace the  ink tank if ink has
run out.
Check 3: Open the Scanning Unit (Cover) and check t o see if the ink
lamps are flashing red. 
If there is still sufficient ink but its ink lamp i s flashing red, an ink tank may not be installed in  a right
position.
Routine Maintenance
Check 4: Open the Scanning Unit (Cover) and make su re that the ink
lamps light up red. 
If the ink lamp is not lit, press the 
 mark on the ink tank until it clicks into place.
Check 5: Make sure that the USB cable is securely p lugged in to the
machine and the computer, then check the followings :
If you are using a relay device such as a USB hub, disconnect it, connect the machine directly to
the computer, and try printing again. If printing s tarts normally, there is a problem with the relay
device. Consult the reseller of the relay device fo r details.
There could also be a problem with the USB cable. R eplace the USB cable and try printing
again.
Check 6: Restart your computer if you are printing  from the computer.
If there are any unnecessary print jobs, delete the m.
Deleting the Undesired Print Job
Check 7: Make sure that your machines name is sele cted in the Print
dialog box. 
The machine will not print properly if you are usin g a driver for a different printer.
In W indows, make sure that your machines name is s elected in the Print dialog box.
In Macintosh, make sure that your machines name is  selected in Printer in the Print dialog box.
Note
To make the machine the one selected by default, select Set as Default Printer (W indows),
Default Printer or Make Default (Macintosh). Page 791 of 877 pages
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							Check 8: Configure the printer port appropriately. 
Configure USBnnn (where n is a number) as the printer port.
1.Log on as a user account with administrator privile ge.
2.Click Control Panel, then Printer under Hardware and  Sound.
In W indows XP, click Control Panel, Printers and Ot her Hardware, then Printers and Faxes.
In W indows 2000, click Control Panel then Printers.
3.Right-click the Canon XXX Printer icon, then select Prop erties.
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 Pri nt to the following port(s).
If the setting is incorrect, reinstall the MP Drive rs or change the printer port to the correct one.
Check 9: Is the size of the print data extremely la rge?
Click Print Options on the Page Setup sheet. Then,  select the Prevent loss of print data check box in
the displayed dialog.
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							Advanced Guide > Troubleshooting > Copying/Printing Stops Before It Is Completed
Copying/Printing Stops Before It Is Completed
Check 1: Has the machine been printing continuously for a long
period? 
If the machine has been printing continuously for a  long time, the Print Head may overheat. To
protect the Print Head, the machine may stop printi ng at a line break for a period of time and then
resume printing.
In this case, interrupt your print session at a convenient time and turn the machine off for at least  15
minutes.
Additionally, if the machine has been printing graphi cs or photos with intense colors continuously
over a period of time, the machine may stop printin g to protect the Print Head. In this case, printing
will not resume automatically. Turn the machine off  for at least 15 minutes.
Caution
The Print Head and the surrounding area can become  extremely hot inside the machine. Never
touch the Print Head or nearby components.
Check 2: Is the paper loaded? 
Make sure that paper is loaded in the Rear Tray or  Cassette.
Confirm the paper source, then reload paper.
Check 3: Do the printing documents have lots of pho tographs or
illustrations? 
Printing large data such as photos or graphics takes time  for the machine and the computer to
process, during which the machine may appear to hav e stopped operating.
In addition, when printing data that uses a large a mount of ink continuously on plain paper, the
machine may pause temporarily. In either case, wait unt il the process is complete.
Note
If you are printing a document with a large printing area or printing multiple copies of a
document, printing may pause to allow the ink to dr y.
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							Advanced Guide > Troubleshooting > Machine Moves But Ink Is Not Ejected
Machine Moves But Ink Is Not Ejected
Check 1: Are the Print Head nozzles clogged? 
Print the Nozzle Check Pattern to determine whether the ink ejects properly from the print head
nozzles. 
Refer to 
Routine Maintenance for the Nozzle Check Pattern printing, Print Head  Cleaning, and Print
Head Deep Cleaning.
If the Nozzle Check Pattern is not printed correctly: 
Check to see if a particular colors ink tank is not empty.
If the Nozzle Check Pattern is not printed correctl y though ink is sufficient, perform the Print Head
Cleaning and try printing the Nozzle Check Pattern  again.
If the problem is not resolved after performing the Print Head Cleaning twice:
Perform the Print Head Deep Cleaning. 
If the problem is not resolved after performing the  Print Head Deep Cleaning, turn off the
machine and perform another Print Head Deep Cleanin g after 24 hours.
If the problem is not resolved after performing the Print Head Deep Cleaning twice:
If Print Head Deep Cleaning does not resolve the pr oblem, the Print Head may be damaged.
Contact the service center.
Check 2: Has the ink run out? 
See 
An Error Message Is Displayed on the LCD to identify the ink error, and then take the
appropriate action depending on the error condition .
Check 3: Is the orange tape or protective film rema ining?
Make sure that all of the protective film is peeled  off and the air hole is exposed, as illustrated in (A).
If the orange tape is left as in (B), pull the oran ge tape and remove it.
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							Advanced Guide > Troubleshooting > Printing Speed Is Not as Fast as Expected
Printing Speed Is Not as Fast as Expected
Check 1: Is printing performed in Quiet Mode? 
Print speed is reduced if you specified to print in Quiet Mode in the printer driver or Operation Pane l.
For faster printing, do not print in Quiet Mode. 
For information on the printer driver settings, ref er to 
Reducing the Machine Noise.
For information to make setting on the Operation Pa nel, see Changing the Machine Settings on the
LCD.
Check 2: Is the print quality set too high? 
Increase the printing speed setting in the printer driver. Setting to prioritize speed makes printing
faster.
1.Open the printer properties dialog box.
Opening the Printer Properties Dialog Box (W indows)
Click Here: Printer Driver
* Before clicking here to open the printer properti es dialog box, quit the running application
software.
2.On the Main sheet, select Fast for the Print Quality set ting.
Depending on the media type, the Fast option may no t be available.
1.Open the Print dialog box.
Opening the Page Setup and Print Dialog Box (Macint osh)
2.
Select Quality & Media in the pop-up menu and then se lect Fast for the Print
Quality setting. 
Depending on the media type, the Fast option may no t be available.
Note
Printing speed may not improve noticeably by following the instructions above, depending on your
system environment.
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							Advanced Guide > Troubleshooting > Print Head Holder Does Not Move to the Position for Replacing
Print Head Holder Does Not Move to the Position for  Replacing
Check 1: Is the 
Power lamp off?
Check if the  Power
 lamp is lit green.
The Print Head Holder will not move unless the powe r is on. If the 
Power lamp is off, close the
Scanning Unit (Cover) and turn the machine on. 
W hile the 
Power lamp is flashing green, the machine is initializing. W
ait until the 
Power
 lamp stops
flashing and remains lit green, and then open the S canning Unit (Cover) again.
Check 2: Is an error message displayed on the LCD? 
Close the Scanning Unit (Cover), follow the directions displayed in the error message to resolve the
error, and then reopen it. For details on how to re solve the error, see 
An Error Message Is Displayed
on the LCD
.
Check 3: Has the Scanning Unit (Cover) been left op en for 10 minutes or
longer? 
If the Scanning Unit (Cover) is left open for more  than 10 minutes, the Print Head Holder moves to
the right to prevent the Print Head from drying out . Close and reopen the Scanning Unit (Cover) to
return the Print Head Holder to the center.
Check 4: Has the machine been printing continuously  for a long
period? 
Close the Scanning Unit (Cover), wait a while, then  reopen it.
If the machine has been printing continuously for a  long time, the Print Head Holder may not move to
the center since the Print Head may overheat.
Note
Opening the Scanning Unit (Cover) while printing mo ves the Print Head Holder to the right. Close
the Scanning Unit (Cover), and reopen it after prin ting finishes.
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							Advanced Guide > Troubleshooting > Paper Does Not Feed Properly
Paper Does Not Feed Properly
Check 1: Make sure of the following when you load paper.
W hen loading two or more sheets of paper, flip through the paper before loading.
When loading two or more sheets of paper, align the e dges of the sheets before loading.
W hen loading two or more sheets of paper, make sure  that the paper stack does not exceed the
paper load limit.
However, proper feeding of paper may not be possible at this maximum capacity depending on
the type of paper or environmental conditions (eith er very high or low temperature and humidity).
In such cases, reduce the sheets of paper you load  at a time to less than half of the paper load
limit.
Always load the paper in portrait orientation, eith er in the Rear Tray or the Cassette, regardless
of the printing orientation.
W hen you load the paper on the Rear Tray, load the  paper with the print side facing UP and
slide the Paper Guides to align with the both sides of  the paper.
W hen loading paper in the Cassette, load the paper with the print side facing DOW N. Align the
right edge of the paper stack against the right edg e of the Cassette and slide the Paper Guides
against the left and bottom edges of the stack.
Loading Paper / Originals
Check 2: Check to see if the paper you are printing  on is not too thick or
curled.
Loading Paper / Originals
Check 3: Make sure of the following when you load e nvelopes.
W hen printing on envelopes, refer to 
Loading Paper / Originals, and prepare the envelopes before
printing. 
Once you have prepared the envelopes, load them in  portrait orientation. If the envelopes are placed
in landscape orientation, they will not feed proper ly.
Check 4: Confirm the paper source setting. 
* If the paper source setting is not changed since  you purchased this machine, the paper source for
plain paper is the Cassette.
Setting with the Operation Panel on the machine:
Changing the Machine Settings on the LCD
Setting with the printer driver:
Switching the Paper Source to Match the Purpose
For information on the paper source for plain paper  when the Paper Source on the printer driver
is set to Automatically Select:
Setting the Paper Source for Plain Paper
Check 5: Remove the foreign object in the Cassette. Page 797 of 877 pages
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							Check 6: Make sure that there are not any foreign objects in the Rear
Tray.
If the paper tears in the Rear Tray, see Paper Jams to remove it.
If there are any foreign objects in the Rear Tray,  be sure to turn off the machine, unplug it from the
power supply, then remove the foreign object.
Check 7: Clean the Paper Feed Roller.
Routine Maintenance
Note
Cleaning the Paper Feed Roller will wear the roller , so perform this procedure only when
necessary.
Check 8: If two or more sheets of paper feed from t he Cassette at once,
clean the inside of the Cassette. 
For information on cleaning the inside of the Casse tte, refer to 
Routine Maintenance.
Check 9: Is the Rear Cover closed completely? 
Paper may be jammed if the Rear Cover is not closed  completely. Push the Rear Cover until it is
closed completely.
Refer to Overview of the Machine for the position of the Rear Cover.
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							Advanced Guide > Troubleshooting > Paper Does Not Feed from the Paper Source Specified in the Printer Driver
Paper Does Not Feed from the Paper Source Specified  in the
Printer Driver
Check: Is the paper source setting inconsistent between the application
program and the printer driver? 
Change the application software setting correspondi ng to the printer driver setting, or click the Print
Options on the Page Setup sheet in the printer driv er and select Disable the paper source setting of
the application software on the Print Options scree n.
When the paper source setting is inconsistent between an a pplication program and the printer
driver, the application software setting takes prec edence.
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Paper Does Not Feed from the Paper Source Specified  in the Printer Driver
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							Advanced Guide > Troubleshooting > Paper Jams
Paper Jams
Note
If you need to turn off the machine to remove jammed paper during printing, press the Stop button
to cancel print jobs before turning off the machine .
Paper Is Jammed in the Paper Output Slot or the Rea r Tray
Paper Is Jammed inside the Machine at the Transport  Unit
In Other Cases
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Paper Jams
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