Canon multipass c3000 Service Manual (en)

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c) Print quality problems
If your print quality is not what you expect it to be, check the following list for your problem
and a possible remedy or locate the problem in the sections below.
Print results
Most probable cause
Remedy
Smudged
Paper type
Try a different paper type
Blurred
Paper type
Try a different paper type
Fading
Print head is clogged
Clean the print head or
or out of ink
replace the ink cartridge
White streaks
Print head is clogged
Clean the print head
Dots missing
Print head is clogged
Clean the print head
Irregular dots
Print head is clogged
Clean the print head
Print density is low
Solutions:
(1) If you use Windows®, open the option window in the printer setup window.
Then, set the intensity control slide bar to a darker position.
Characters appear jagged
Solution:
Check your software application to see what resolution is selected.  Printing at
180 dpi or less will give a jagged look to the output.  Changing the resolution to
360 or 720 dpi should correct this.
Ink stained areas
Solution:
If you use the Windows®, open the option window in the printer setup window.
Then, set the intensity control slide bar to a lighter position.
d) Printing problems
This section contains problems and solutions related to your printer or the software you are
using.
Printing beyond the edge of the page
If the printer is printing only part of each line, follow these steps:
Solutions:
(1) Make sure the paper is aligned correctly in the auto sheet feeder.
(2) Check the software setting for the right margin.
(3) Check the 
“FAX PRINTER SETTING”
of user data in the facsimile mode.
The 
“SELECT PAPER SIZE”
item controls the horizontal print position.
Computer indicates a device time-out
A device time-out occurs when your computer sends data to the printer but the printer does
not respond.  The printer may be off, not printer mode, or not connected to the computer.
If your computer indicates a device time-out, follow these steps:
Solutions:
(1) Make sure the printer function is on.
(2) Make sure the printer's interface cable is securely attached to both the
printer and the computer.
(3) Make sure paper is properly loaded in the automatic sheet feeder.
(4) Try the print operation again.
Part 2: Printer
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