
Problems with the printing quality
Printing is faint .................................................................................................................................................
861
Paper rubs against the printhead ....................................................................................................................
862
The edges of the paper are dirty .....................................................................................................................
863
The surface of the paper is dirty ......................................................................................................................
863
The back side of the paper is dirty ..................................................................................................................
864
Printed colors are inaccurate ...........................................................................................................................
864
Banding in different colors occurs ...................................................................................................................
865
Colors in printed images are uneven ...............................................................................................................
865
Image Edges are Blurred or White Banding Occurs .......................................................................................
866
Setting the Blue Switch on the Platen .........................................................................................................
867
The contrast becomes uneven during printing ................................................................................................
870
The length of printed images is inaccurate ......................................................................................................
870
Documents are printed crooked ......................................................................................................................
870
Documents are printed in monochrome ..........................................................................................................
870
Line thickness is not uniform ...........................................................................................................................
871
Lines are misaligned .......................................................................................................................................
871
Problems with the printing quality caused by the type of paper ......................................................................
872
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
.")
→P.813
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
.
(See "
Cleaning the Printhead
.")
→P.815
Paper is jammed inside the Top
Cover.
Follow the steps below to remove the jammed piece of paper inside the Top
Cover.
1.
Press the
Online
button to bring the printer offline.
2.
Open the Top Cover and make sure the Carriage is not over the Platen.
3.
Remove any scraps of paper inside the Top Cover.
(See "
Clearing Jammed Roll Paper
.")
→P.847
(See "
Clearing a Jammed Sheet
.")
→P.851
4.
Close the Top Cover.
During borderless printing, the ink
was not dry enough before cutting.
Specify a longer drying period in the printer menu, in
Roll DryingTime
in
Pa-
per Details
.
(See "
Main Menu Settings
.")
→P.730
Printing may be faint if
Print Qual-
ity
in
Advanced Settings
in the
printer driver is set to
Standard
or
Draft
.
In
Advanced Settings
of the printer driver, choose
Highest
or
High
in
Quality
.
Printing in
Draft
or
Standard
mode is faster and consumes less ink than in
Highest
or
High
modes, but the printing quality is lower.
Troubleshooting
>
Problems with the printing quality
>
iPF825
Printing is faint
12
861
Summary of Contents for imagePROGRAF iPF825 MFP Basic Guide No.1
Page 715: ...Printer Parts Printer parts iPF825 Ink Tank Cover Inside 9 699 ...
Page 776: ...Optional accessories Printer Parts Optional accessories iPF825 9 760 ...
Page 932: ...Appendix How to use this manual 917 Disposal of the product 927 Appendix iPF825 14 916 ...
Page 943: ...Disposal of the product WEEE Directive 928 Appendix Disposal of the product iPF825 14 927 ...
Page 944: ...WEEE Directive Appendix Disposal of the product WEEE Directive iPF825 14 928 ...
Page 945: ...Appendix Disposal of the product iPF825 WEEE Directive 14 929 ...
Page 946: ...Appendix Disposal of the product WEEE Directive iPF825 14 930 ...
Page 947: ...Appendix Disposal of the product iPF825 WEEE Directive 14 931 ...
Page 948: ...Appendix Disposal of the product WEEE Directive iPF825 14 932 ...
Page 949: ...Appendix Disposal of the product iPF825 WEEE Directive 14 933 ...
Page 950: ...Appendix Disposal of the product WEEE Directive iPF825 14 934 ...
Page 951: ...Appendix Disposal of the product iPF825 WEEE Directive 14 935 ...
Page 952: ...Appendix Disposal of the product WEEE Directive iPF825 14 936 ...
Page 954: ...U Utility Sheet 244 V Vacuum Strength 691 W When to replace 816 ...
Page 955: ......
Page 956: ... CANON INC 2010 ...