Canon imagePROGRAF iPF760 Basic Guide - Page 93

Problems with the printing quality, Printing is faint, Paper rubs against the Printhead

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Troubleshooting iPF760 Printing is faint Problems with the printing quality Printing is faint ...93 Paper rubs against the Printhead ...93 The edges of the paper are dirty ...94 The surface of the paper is dirty ...95 The back side of the paper is dirty ...95 Printed colors are inaccurate ...95 Banding in different colors occurs ...96 Colors in printed images are uneven ...96 Image edges are blurred or white banding occurs 97 The contrast becomes uneven during printing 97 The length of printed images is inaccurate in the feeding direction 97 Images are printed crooked ...98 Documents are printed in monochrome ...98 Line thickness is not uniform ...98 Lines are misaligned ...98 Printing is faint Cause You may be printing on the wrong side of the paper. Print on the printing surface. Corrective Action The Printhead nozzles are clogged. Print a test pattern to check the nozzles and see if they are clogged. (See "Checking for Nozzle Clogging.") →User's Guide Because the printer was left without ink tanks installed for some time, ink has become clogged in the ink supply system. After the ink tanks have been installed for 24 hours, run Head Cleaning B from the Control Panel. (See "Cleaning the Printhead.") →P.41 Paper is jammed inside the Top Cover. Follow the steps below to remove the jammed piece of paper inside the Top Cover. 1. Open the Top Cover and make sure the Carriage is not over the Platen. 2. Remove any scraps of paper inside the Top Cover. (See "Clearing Jammed Roll Paper.") →P.83 (See "Clearing a Jammed Sheet.") →P.86 3. Close the Top Cover. The ink was not dry when paper was cut. Printing may be faint if Print Quality in Advanced Settings in the printer driver is set to Standard or Fast. You are printing on paper that tends to generate dust when cut. Specify a longer drying period in the Control Panel menu, in Paper Details > Roll DryingTime. (See "Menu Settings.") →User's Guide In Advanced Settings of the printer driver, choose Highest or High in Print Quality. Printing in Fast or Standard mode is faster and consumes less ink than in Highest or High modes, but the printing quality is lower. (See "Giving Priority to Particular Graphic Elements and Colors for Printing.") →User's Guide In the Control Panel menu, set CutDustReduct. in Paper Details to On. (See "Reducing Dust from Cutting Rolls.") →User's Guide Paper rubs against the Printhead Cause The type of paper specified in the printer driver does not match the type loaded in the printer. Corrective Action Load paper of the same type as you have specified in the printer driver. (See "Loading Rolls in the Printer.") →P.12 (See "Loading Sheets in the Printer.") →P.18 Make sure the same type of paper is specified in the printer driver as you have loaded in the printer. 1. Press the Stop button and stop printing. 93 2. Change the type of paper in the printer driver and try printing again. Problems with the printing quality Basic Guide

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Problems with the printing quality
Problems with the printing quality
Printing is faint
..............................................................................................................................................
93
Paper rubs against the Printhead
.................................................................................................................
93
The edges of the paper are dirty
..................................................................................................................
94
The surface of the paper is dirty
...................................................................................................................
95
The back side of the paper is dirty
...............................................................................................................
95
Printed colors are inaccurate
.......................................................................................................................
95
Banding in different colors occurs
...............................................................................................................
96
Colors in printed images are uneven
...........................................................................................................
96
Image edges are blurred or white banding occurs
......................................................................................
97
The contrast becomes uneven during printing
............................................................................................
97
The length of printed images is inaccurate in the feeding direction
............................................................
97
Images are printed crooked
.........................................................................................................................
98
Documents are printed in monochrome
.......................................................................................................
98
Line thickness is not uniform
........................................................................................................................
98
Lines are misaligned
....................................................................................................................................
98
Printing is faint
Printing is faint
Cause
Corrective Action
You may be printing on the wrong side
of the paper.
Print on the printing surface.
The Printhead nozzles are clogged.
Print a test pattern to check the nozzles and see if they are clogged.
(See "Checking for Nozzle Clogging.")
→User's Guide
Because the printer was left without ink
tanks installed for some time, ink has
become clogged in the ink supply sys-
tem.
After the ink tanks have been installed for 24 hours, run
Head Cleaning B
from the Control
Panel.
(See "Cleaning the Printhead.")
→P.41
Paper is jammed inside the Top Cover.
Follow the steps below to remove the jammed piece of paper inside the Top Cover.
1.
Open the Top Cover and make sure the Carriage is not over the Platen.
2.
Remove any scraps of paper inside the Top Cover.
(See "Clearing Jammed Roll Paper.")
→P.83
(See "Clearing a Jammed Sheet.")
→P.86
3.
Close the Top Cover.
The ink was not dry when paper was
cut.
Specify a longer drying period in the Control Panel menu, in
Paper Details
>
Roll DryingTime
.
(See "Menu Settings.")
→User's Guide
Printing may be faint if
Print Quality
in
Advanced Settings
in the printer driver
is set to
Standard
or
Fast
.
In
Advanced Settings
of the printer driver, choose
Highest
or
High
in
Print Quality
.
Printing in
Fast
or
Standard
mode is faster and consumes less ink than in
Highest
or
High
modes, but the printing quality is lower.
(See "Giving Priority to Particular Graphic Elements and Colors for Printing.")
→User's Guide
You are printing on paper that tends to
generate dust when cut.
In the Control Panel menu, set
CutDustReduct.
in
Paper Details
to
On
.
(See "Reducing Dust from Cutting Rolls.")
→User's Guide
Paper rubs against the Printhead
Paper rubs against the Printhead
Cause
Corrective Action
The type of paper specified in the printer
driver does not match the type loaded in
the printer.
Load paper of the same type as you have specified in the printer driver.
(See "Loading Rolls in the Printer.")
→P.12
(See "Loading Sheets in the Printer.")
→P.18
Make sure the same type of paper is specified in the printer driver as you have loaded in the
printer.
1.
Press the
Stop
button and stop printing.
2.
Change the type of paper in the printer driver and try printing again.
iPF760
Printing is faint
Basic Guide
Troubleshooting
Problems with the printing quality
93