Canon printer imageCLASS MF3111 User Manual

							Paper Feeding Problems9-13
Troubleshooting
9
Repeated paper jams occur.
Q Is the proper paper loaded?
A Check that the size, thickness and type of the paper you are using. (See Print 
Media Requirements, on p. 2-1.)
Q Is the proper paper loaded correctly?
A Be sure to fan the paper stack before loading it in the cassette. This keeps the 
sheets of paper from sticking together. 
Q Is the output tray free of obstructions?
A Do not place the delivered paper back on the output tray. (See Face Down 
Paper Output Area, on p. 2-15.)
A Do not place objects other than paper on the output tray. (See Face Down 
Paper Output Area, on p. 2-15.)
Q Is the machine installed in a proper location?
A Check that the machine is installed in the proper location. (For information 
about specifications of the machine, see Specifications, on p. 11-1. For safety 
warnings and cautions, see Installation, on p. xiv).
Envelopes do not feed correctly.
Q Are the envelopes loaded correctly?
A Make sure the envelopes are loaded correctly. (See Loading an Envelope in 
the Multi-Purpose Feeder, on p. 2-9.) Load an envelope one by one in the 
multi-purpose feeder.
Q Is the proper envelope loaded?
A Load the recommended envelopes (COM10, MONARCH, DL, or ISO-C5) in the 
multi-purpose feeder. (See Loading an Envelope in the Multi-Purpose Feeder, 
on p. 2-9.)
LD_Basic_US.book  Page 13  Monday, January 10, 2005  1:27 PM 
						

							Copying Problems9-14
Troubleshooting
9
Copying Problems
The machine will not make a copy.
Q Is the cartridge installed correctly?
A Make sure the cartridge is installed correctly. (See the Set-Up Instructions.)
Q Is the sealing tape removed from the cartridge?
A Remove the sealing tape from the cartridge. (See the Set-Up Instructions.)
Q Is the cassette inserted completely into the machine?
A Insert the cassette as far as it will go. (See the Set-Up Instructions.)
Q Did you connect the power cord to the machine just now?
A Wait for a while. After connecting the power cord, the machine cannot scan 
documents immediately. 
Q Is the energy saver mode off?
A The machine does not scan documents, if it is in the energy saver mode. To 
restore the machine from the energy saver mode, press [Energy Saver].
LD_Basic_US.book  Page 14  Monday, January 10, 2005  1:27 PM 
						

							Print Quality Problems9-15
Troubleshooting
9
Print Quality Problems
The print quality is not what you expect; print is not clear, has missing dots or white streaks.
Q Are the size, thickness and type of the paper you are using within the 
specifications of the machine?
A Check that the paper you are using is supported by the specifications of the 
machine. (See Print Media Requirements, on p. 2-1.)
Q Is the cartridge installed correctly?
A Make sure the cartridge is installed correctly. (See the Set-Up Instructions.)
Q Is any toner left in the cartridge?
A See When to Replace the Cartridge, on p. 8-3, and replace the cartridge if 
necessary. (See Replacing the Cartridge, on p. 8-13.)
Q Is the exposure adjusted correctly?
A Adjust the exposure correctly using [Exposure]. (See Adjusting the Exposure 
(Density), on p. 5-5.)
Copies are dirty.
Q Is the platen glass or the platen glass cover clean?
A Clean the platen glass or the platen glass cover. (See Cleaning the Scanning 
Area, on p. 8-2.)
Q Is the cartridge free of damage?
A If there is a scratch on the cartridge, replace with a new one. (See Replacing 
the Cartridge, on p. 8-13.)
Q Is the machine adjusted to room temperature? If not, condensation might build 
up inside the machine.
A Allow at least 2 hours for the machine to adjust to room temperature before 
attempting to use it.
Q Is the machine installed in a stable location?
A Install the machine in a proper location. (See Installation, on p. xiv.)
LD_Basic_US.book  Page 15  Monday, January 10, 2005  1:27 PM 
						

							Print Quality Problems9-16
Troubleshooting
9
Copies are too dark or too light.
Q Is the exposure adjusted correctly?
A Adjust the exposure correctly using [Exposure]. (See Adjusting the Exposure 
(Density), on p. 5-5.)
Q Is the machine in the toner saver mode?
A Set  to  in  of the 
Menu. (See  of Menu Descriptions, on p. 10-2.)
The printouts are partly missing or shaded when you make copies on heavy paper.
Q Is the paper type set correctly?
A Select  or  in  in 
 of the Menu. (See Specifying the Paper Type, on p. 
2-12.)
The printouts are missing when you make copies on rough paper.
Q Is the paper type set correctly?
A Select  in  in  of the 
Menu. (See Specifying the Paper Type, on p. 2-12.)
The printouts are missing when you make copies using the 2 on 1 copy function.
Q Are the documents LTR-size or A4-size?
A Be sure to use two sheets of LTR-size or A4-size documents when you make 
copies using the 2 on 1 copy function.
The edges of copies are dirty when you make copies.
Q Is the paper size set correctly?
A Specify the appropriate paper size in  in  
of the Menu. (See Specifying the Paper Size, on p. 2-11.)
LD_Basic_US.book  Page 16  Monday, January 10, 2005  1:27 PM 
						

							Printing Problems9-17
Troubleshooting
9
Printing Problems
The Alarm indicator comes on.
Q Does the machine feed paper correctly, or is there paper in the cassette or 
multi-purpose feeder?
A Clear the paper jam, or load paper in the cassette or multi-purpose feeder. (For 
instructions on clearing paper jam, see Clearing Jams, on p. 9-1. For 
instructions on loading paper, see Loading Paper, on p. 2-4.)
A If the machine has no paper jam, or paper is loaded in the cassette or 
multi-purpose feeder, unplug the machine and wait approximately 3 minutes to 
5 minutes, then plug it in again. If the problem is fixed, the Alarm indicator will 
turn off, and the LCD will return to the standby mode. If the Alarm indicator 
remains flash, unplug the machine, and contact Canon Authorized Service 
Facilities or the Canon Customer Care Center.
Printout does not match paper size.
Q Is the paper stack loaded and aligned correctly in the cassette, or is paper 
loaded in the multi-purpose feeder correctly?
A Make sure the paper is loaded and aligned correctly in the cassette or the paper 
is loaded correctly in the multi-purpose feeder. (See Loading Paper, on p. 2-4.)
LD_Basic_US.book  Page 17  Monday, January 10, 2005  1:27 PM 
						

							Scanning Problems9-18
Troubleshooting
9
Scanning Problems
The machine will not scan a document.
Q Did you connect the power cord to the machine just now?
A Wait for a while. After connecting the power cord, the machine cannot scan 
documents immediately. 
Q Is the USB cable connected securely?
A Check that the USB cable is connected securely to the machine and your 
computer. Disconnect the USB cable, and reconnect it correctly after a while.
Scanned images are dirty.
Q Is the platen glass or the platen glass cover clean?
A Clean the platen glass or the platen glass cover. (See Cleaning the Scanning 
Area, on p. 8-2.)
White streaks appear on the left side of the image.
Q Is the document placed on the platen glass correctly?
A Place the document approximately 1/8 (3 mm) from the edge of the platen 
glass.
LD_Basic_US.book  Page 18  Monday, January 10, 2005  1:27 PM 
						

							General Problems9-19
Troubleshooting
9
General Problems
The machine has no power.
Q Is the power cord plugged in securely?
A Check that the power cord is plugged securely into the machine and into the 
wall outlet. Insert the power cord straight into the power socket on the back of 
the machine. Do not insert it at an angle. Otherwise, the machine may not be 
properly connected to the power source and may not turn on. If this happens, 
disconnect the power cord, and reconnect it correctly after a minute or more. 
(See the Set-Up Instructions.) 
Nothing appears in the LCD.
Q Is the power cord plugged in securely?
A Check that the power cord is plugged securely into the machine and into the 
wall outlet. Insert the power cord straight into the power socket on the back of 
the machine. Do not insert it at an angle. Otherwise, the machine may not be 
properly connected to the power source and may not turn on. If this happens, 
disconnect the power cord, and reconnect it correctly after a minute or more. 
(See the Set-Up Instructions.) If the LCD remains blank, unplug the machine 
and wait approximately 3 minutes to 5 minutes until the temperature inside the 
machine lowers, then plug it in again. If the LCD remains blank, unplug the 
machine, and contact Canon Authorized Service Facilities or the Canon 
Customer Care Center.
Q Does the Energy Saver key go off?
A When the Energy Saver key lights up, the energy saver mode activates. To 
restore the machine from the energy saver mode, press [Energy Saver].
LD_Basic_US.book  Page 19  Monday, January 10, 2005  1:27 PM 
						

							If You Cannot Solve the Problem9-20
Troubleshooting
9
If You Cannot Solve the Problem
If you have a problem with your machine and you cannot solve it by referring to the 
information in this chapter, contact Canon Authorized Service Facilities or the 
Canon Customer Care Center.
CAUTION
If the machine makes strange noises, emits smoke or strange smells, unplug 
the power cord immediately, and then contact Canon Authorized Service 
Facilities or the Canon Customer Care Center. Do not attempt to disassemble or 
repair the machine yourself.
IMPORTANT
Attempting to repair the machine yourself may void the limited warranty.
If you need to contact Canon Authorized Service Facilities or the Canon Customer 
Care Center, make sure you have the following information:
•Product name 
MF3111
•Serial number 
The serial number is on the label located at the back of the machine.
•Software version number
•Place of purchase
•Nature of problem
•Steps you have taken to solve the problem and the results
LD_Basic_US.book  Page 20  Monday, January 10, 2005  1:27 PM 
						

							CHAPTER
Accessing the Machine Settings10-1
10Machine Settings
This chapter explains how to adjust machine settings. The list of all the settings is also 
provided for your reference.
Accessing the Machine Settings
1Press [Menu].
2Press [ (-)] or [ (+)] to select the menu you want to change ➞ 
press [Set].
You have now accessed the settings in the list.
3Press [ (-)] or [ (+)] to select the sub menu you want to change ➞ 
press [Set].
NOTE
•For details on sub menus, see Menu Descriptions, on p. 10-2.
•If you press [Stop/Reset] before [Set] is pressed, the item you have selected will not be 
registered.
•Press [Stop/Reset] to exit from the Menu.
•If you press [Menu], the display returns to the previous screen.
•The settings changed in the Menu do not return automatically to the settings you set 
previously. Change to the previous settings again if necessary.
LD_Basic_US.book  Page 1  Monday, January 10, 2005  1:27 PM 
						

							Menu Descriptions10-2
Machine Settings
10
Menu Descriptions
PAPER SETTINGS
(The factory default setting is in bold face.)
COMMON SETTINGS
NameDescriptions
1. PAPER SETTINGS Sets the paper size and paper type.
1. CASSETTE
1. PAPER SIZE Selects the paper size for the paper cassette. 
LT R, LGL, A4, B5, A5, EXECUTIV 
2. PAPER TYPE Selects the paper type to be used in the paper 
cassette.
PLAIN PAPER, PLAIN PAPER L, HEAVY PAPER, 
HEAVY PAPER H, TRANSPARENCY
2. MP TRAY
1. PAPER SIZE Selects the paper size for the MP tray. 
LT R, LGL, A4, B5, A5, EXECUTIV, COM10, 
MONARCH, DL, ISO-C5
2. PAPER TYPE Selects the paper type to be used in the MP tray.
PLAIN PAPER, PLAIN PAPER L, HEAVY PAPER, 
HEAVY PAPER H, TRANSPARENCY
NameDescriptions
1. DEFAULT SETTINGS Selects the Copy, or Scan mode for the machines 
default mode. When the power cord is plugged in, 
or after the auto clear function activates, the 
standby display of the selected mode appears.
COPYThe Copy mode is selected as default.
SCAN The Scan mode is selected as default.
2. TONER SAVER MODE Sets the toner saver mode.
OFFThe toner saver mode is turned off.
ON The toner saver mode is turned on.
LD_Basic_US.book  Page 2  Monday, January 10, 2005  1:27 PM