Oce TCS400 User Manual

							Ensure the best quality output 131 [25] Description of output quality problems
Not available The colored lines are 
not well aligned or 
blurredThe horizontal and verti-
cal registration of the col-
ored lines. Check to 
ensure that the colored 
lines are well aligned and 
sharp.
Missing sections in 
lines or stepped linesCheck for the quality of 
lines. Two patterns to 
show the line quality, cir-
cles and 45° lines.
Missing parts of char-
actersCheck for the quality of 
text. The text must be 
readable. Check for wrong 
alignment of the text. Graphical representa-
tion of the problemProblem Description
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							132 Océ TCS400 User manual
Tone scale area check
How to make a tone scale area print
The system prints the Tone scale area check print in the Presentation quality 
mode and the Area fills content mode. The system uses a minimum of media 
for the Tone scale area print. You are recommended to use Premium coated 
paper for the Tone scale area check print. 
Do the following to make a tone scale area print.
1Scroll to the System information card on the on-line screen of the printer 
operator panel.
2Use the lower softkey for Demo prints to enter the menu.
3Use the lower softkey to select Tone scale area check. 
Check the output for the problems with the quality described below.
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							Ensure the best quality output 133
How to analyze the tone scale area check
The Tone scale area check print option is a quick method to help you find the 
cause of an unsatisfactory output quality. The Tone scale area check print 
option is especially useful to check the quality of the color rendering and the 
color fastness.
Use the Tone scale area check print option on the printer operator panel to 
trace the following problems.
[26 ] Desc ript ion o f outpu t qual ity  proble ms
[26] Description of output quality problems
The Optimize print quality section describes how you can solve problems 
with the quality (see ‘Use the Optimize print quality wizard’ on page141). Graphical representa-
tion of the problemProblem Description
Drop-out Problems with the noz-
zles can cause drop-out.
Banding Banding means that a 
print contains regular 
horizontal stripes. 
These stripes can ap-
pear as light or dark 
bands. Problems with 
the nozzles can cause 
banding. The tone scale 
area check is printed in 
the Presentation mode 
and must not contain 
banding.
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							134 Océ TCS400 User manual
Demo print
How to make a demo print
The system prints the Demo print in the Presentation quality mode and the 
Area fills content mode. The demo print takes 12 minutes to print.
There are two methods for starting the demo print.
■Through the Océ System Control Panel
■Through the System information card on the on-line screen of the printer 
operator panel.
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							Ensure the best quality output 135
How to analyze the demo print
You can make a demo print to get an impression of the print capabilities of the 
Océ TCS400. You can also use the Demo print option to check the output 
quality for the different content types.
Use the demo print to trace the following problems:
[27 ] Desc ript ion o f outpu t qual ity  proble ms
Graphical representa-
tion of the problemProblem Description
Drop-out Problems with the nozzles 
can cause drop-out.
Banding Banding means that a 
print contains regular hor-
izontal stripes. These 
stripes can appear as light 
or dark bands. Problems 
with the nozzles can cause 
banding. Banding can oc-
cur in the Check and Re-
lease modes if you print a 
high density print. For the 
best output quality always 
use the Presentation 
mode.
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							136 Océ TCS400 User manual[27] Description of output quality problems
The Optimize print quality section describes how you can solve problems 
with the quality (see ‘Use the Optimize print quality wizard’ on page141). Not available Cockling Check for the cockling of 
the media caused by ink 
saturation. Cockling can 
occur in the Lines & text 
content mode. The system 
does ink reduction correc-
tions in the Area fills con-
tent mode.
Not available Coalescence  Coalescence means that 
the individual ink drops 
merge on the media. The 
result is a bad image qual-
ity. 
Coalescence occurs in the 
Check mode when you 
print on high gloss photo 
paper. Graphical representa-
tion of the problemProblem Description
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							Ensure the best quality output 137
Methods to optimize the output quality
Optimize the output quality on the printer 
Introduction
This section describes different methods which you can use to optimize the 
output quality on the printer under the conditions described in the previous 
section.
Problem analysis and solutions 
[28 ] Proble m anal ys is  and  sol uti ons
Problem Method of 
analysisSolutions
The color of one 
area merges with 
the color of an-
other areaQuality check 
print
■Use the Area fills content mode (see 
‘Output quality and print speed’ on 
page123)
■The media type defined on the printer 
must be the same as the media 
available on the printer. If the media 
type defined on the printer is not the 
same as the media available on the 
printer, use the Change media type 
wizard to change the media type (see 
‘Change the type of media defined on 
the printer’ on page164)
■Use coated media
■Use the default drying time
■Use the setting KO - Printer - 
Climate dependent alignment to 
define if the system must 
automatically do an alignment when a 
large change in climate occurs.
■Remove the printer from high 
humidity conditions.
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							138 Océ TCS400 User manual
The color of one 
line runs into the 
color of another 
lineQuality check 
print■The media type defined on the printer 
must be the same as the media 
available on the printer. If the media 
type defined on the printer is not the 
same as the media available on the 
printer, use the Change media type 
wizard to change the media type (see 
‘Change the type of media defined on 
the printer’ on page164)
■Use coated media
■Use the default drying time
■Use the setting KO - Printer - 
Climate dependent alignment to 
define if the system must 
automatically do an alignment when a 
large change in climate occurs.
■Remove the printer from areas of high 
humidity.
White stripes in 
filled areasQuality check 
print
■Use the Area fills content mode
■Use the Presentation quality 
mode(see ‘Output quality and print 
speed’ on page123)
■Use the Optimize print quality 
wizard to correct the problem (see 
‘Use the Optimize print quality 
wizard’ on page141).
The output color 
is not the same as 
the original colorQuality check 
print
■Make sure you define the correct 
software settings, for example the 
correct pen settings.
■Use the Area fills content mode
■Use the Presentation quality mode
The length and 
width measure-
ments are differ-
ent from the 
originalQuality check 
print
■Make sure you defined the correct 
scale settings
■Use the Presentation quality mode
■Use the Optimize print quality 
wizard to correct the problem. Problem Method of 
analysisSolutions
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							Ensure the best quality output 139
The colored lines 
are not well 
aligned or 
blurredQuality check 
print■Use the Lines & text content mode
■Use the Presentation quality mode
■Use the Optimize print quality 
wizard to correct the problem.
■If failing printheads cause this 
problem, use the Replace printhead 
wizard to replace the failing 
printheads (see ‘Replace a defective 
printhead’ on page186).
Missing sections 
in lines or 
stepped linesQuality check 
print
■Use the Lines & text content mode
■Use the Presentation quality mode
■Use the Optimize print quality 
wizard to correct the problem.
■If failing printheads cause this 
problem, use the Replace printhead 
wizard to replace the failing 
printheads.
Missing parts of 
charactersQuality check 
print
■Use the Lines & text content mode
■Use the Presentation quality mode
■Use the Optimize print quality 
wizard to correct the problem.
Ink saturation 
causes the media 
to cockleDemo print
■Use the Area fills content mode
■The media type defined on the printer 
must be the same as the media 
available on the printer. If the media 
type defined on the printer is not the 
same as the media available on the 
printer, use the Change media type 
wizard to change the media type 
■Use coated media.
■Use the default drying time.
■Use the setting KO - Printer - 
Climate dependent alignment to 
define if the system must 
automatically do an alignment when a 
large change in climate occurs.
■Remove the printer from areas of high 
humidity. Problem Method of 
analysisSolutions
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							140 Océ TCS400 User manual[28] Problem analysis and solutions
The individual 
ink drops merge 
on the mediaDemo print Coalescence occurs in the Check mode 
when you print on high gloss photo pa-
per. Use the Release or Presentation 
quality mode
Problems with 
the nozzles cause 
drop-outDemo print
■Use the Optimize print quality 
wizard to correct the problem.
■A defective or end-of-life 
maintenance cassette can cause this 
problem. Use the Replace cassette 
wizard to replace the maintenance 
cassette (see ‘Replace the 
maintenance cassette’ on page192)
■Use the Optimize print quality 
wizard to correct the problem.
The print con-
tains regular hor-
izontal light or 
dark bandsDemo print
■The media type defined on the printer 
must be the same as media roll 
available on the printer. If the media 
type defined on the printer is not the 
same as the media available on the 
printer, use the Change media type 
wizard to change the media type
■Use the Presentation quality mode
■Use the Optimize print quality 
wizard to correct the problem.
color consistency 
problemsN/A
■Some types of media can discolor 
with age. Check that the media is new 
and that is stored correctly.
■Use the setting KO - Printer - 
Climate dependent alignment to 
define if the system must 
automatically do an alignment when a 
large change in climate occurs.
■Remove the printer from areas of high 
humidity. Problem Method of 
analysisSolutions
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