Canon printer imageCLASS D340 User Manual

1-2
• Make sure the location is not affected by extreme temperature changes, and
always stays between 59°F and 80.6°F (15°C and 27°C).
• Make sure the relative humidity of the area is between 20% and 80%.
• Keep the machine away from direct sunlight.
• Do not use or store the machine outdoors.
Power Supply
• Do not damage or modify the power cord and power plug. Also do
not place heavy objects on the power cord, pull on it, or extensively
bend it. These actions may cause electrical damage and result in...

1-3
Handling
• Do not drop paper clips, staples, or other metal objects inside the
machine. Also do not spill water, liquid or inflammable substances
inside the machine. If these items come into contact with high-voltage
parts inside of the machine, it may result in a fire or electrical shock.
If these items are dropped or spilled in the machine, unplug the
power cord immediately with dry hands. Then, contact your service
representative.
• Do not use any highly flammable spray near the machine. If gas...

1-4
This section describes the main components of the machine.
Left Side View
imageCLASS D340
imageCLASS D320
PLATEN GLASS COVER
Open it when you place documents
on the platen glass for copying.
OPERATION PANEL
Controls the machine. LEFT COVER
Open it when you 
output paper face 
up or remove 
jammed paper.
POWER CORD CONNECTOR
USB INTERFACE CONNECTOR
ADF (AUTOMATIC DOCUMENT FEEDER)
Holds documents for copying and feeds 
them automatically into the scanning unit. 
DOCUMENT OUTPUT TRAY
Documents come...

1-5
Right Side View
imageCLASS D340
imageCLASS D320
OUTPUT TRAY
Outputs printed pages.
MULTI-PURPOSE TRAY
Load paper stack.
RIGHT COVER
Open it when you install the cartridge 
or remove jammed paper.
CASSETTE
Load paper stack.
PLATEN GLASS
Place documents for copying.
PLATEN GLASS COVER
Open it when you place documents
on the platen glass for copying.
OUTPUT TRAY
Outputs printed pages.
MULTI-PURPOSE TRAY
Load paper stack.
RIGHT COVER
Open it when you install the cartridge, 
or remove jammed paper....

1-6
This section describes keys used when making copies and setting the Additional Functions.
Enlarge /
ReduceExposureImage Quality
Memor y AlarmEnergy Saver
Stop / Reset
Start
Additional
FunctionsCollate /
2on1Status
Monitor
Enlarge/Reduce keySets an enlargement or reduction ratio of the copy.
Set keyDetermines the contents you set or 
register. Also, if the document being 
scanned stops in the ADF, pressing 
this key makes the document come 
out automatically.
Memory/Alarm indicatorLights green during...

1-7
The standby display is as follows:
• When the machine is plugged in, the LCD displays PLEASE WAITfor a while, then the standby display
appears.
NOTE
Copy Ratio
Exposure Copy QuantityPaper Size
Image Quality
Standby Display
Introduction
1 

1-8
This machine provides an energy saver function. When no operations are performed for about 5 minutes, the
machine automatically enters the energy saver mode.
• The time until the machine enters the energy saver mode can be specified in a range of 3 minutes to 30
minutes. You can also turn off the energy saver function. (→p. 9-4)
• The energy saver function does not activate when the machine is in the following status:
– When printing out copies or other pages
– While a copy job is saved in memory or...

2-1
For high-quality copies, we recommend using paper and transparencies recommended by Canon. Some types of
paper available at office supply stores may not be suitable for this machine. If you have any questions about
paper and transparencies, consult your dealer or Canon Customer Relations.
Paper Storage
In order to prevent paper jams, follow the procedure below:
• To prevent moisture buildup, store remaining paper wrapped tightly in its original package. Store paper in a dry
location, out of direct...

2-2
Printing Areas
The term “printing area” represents both the recommended area for optimum print quality and the entire area
where the machine can technically print from your computer.
Printing area (light shade): Canon recommends that you print within this area.
Paper
Envelope
• The scanning areas when you copy are a little larger than printing areas. (→p. 3-2)NOTE
13/32
(10 mm) 13/32
(10 mm) 13/32 (10 mm)
13/32 (10 mm)
13/32
(10 mm) 13/32
(10 mm) 13/32 (10 mm)
13/32 (10 mm)
FEEDING...

2-3
This section describes how to load paper in the cassette and in the multi-purpose tray.
• When loading paper, take care not to cut your hands on the edges of the paper.
•The paper in the multi-purpose tray is fed prior to the paper in the cassette.
•The cassette holds up to approximately 250 sheets of 17 to 20-lb bond (64 g/m
2to 80g/m2).
Loading Paper in the Cassette
NOTE
CAUTION
Loading Paper
Paper Handling
2
1Fan the paper stack first, then tap the edges
on a flat surface to even the stack....