Kyocera TASKalfa 2551ci 2551ci Operation Guide - Page 457

Set [Background Density Adj.] to [On] or, Have you set [OCR Text Recognition]

Page 457 highlights

Troubleshooting > Troubleshooting Symptom Colors appear different than you anticipated. Perform Tone Curve Adjustment in the System Menu. is displayed. The color toner is empty. Cannot create Searchable PDF file. Cannot search a text that you want to search on the PDF file. Checkpoints Did you choose appropriate image quality for the original? Have you loaded color copy paper into the paper tray Over long periods of use, the effects of the ambient temperature and humidity can cause color output hues to vary slightly. Do you want to continue printing in black and white? Is the proper language selected? Can the texts on the original not be recognized as texts, or is the PDF creation time taken? Have you set [OCR Text Recognition] in [File Format]? Are the texts of the scanned original fainted or too light? Is the background of the scanned original too dark and the texts are difficult to recognize? Is the text or image on the back of the original visible on the front? Corrective Actions Select appropriate image quality. Load color copy paper into the paper tray. Run [Calibration]. Run [Tone Curve Adjustment]. When making copies Adjust the color balance. When printing from a computer Adjust the color using the printer driver. Run [Tone Curve Adjustment]. If the black toner is remained, the machine continues printing in black and white by selecting [Print in Black and White] of [Color Toner Empty Action]. Check the language to extract. Check the following: • The original orientation is correct. • When setting the originals with the mixed orientation at once, [On] is selected for [Auto Image Rotation]. Set [OCR Text Recognition] in [File Format]. Set [Density] to darker level. Set [Background Density Adj.] to [On] or [Manual] and manually adjust the density lighter. Otherwise, set [Density] to darker level. Set [Prevent Bleed-through] to [On]. Reference Page page 6-23 page 3-16 page 10-34 page 10-33 page 6-25 Refer to the Printer Driver User Guide. page 10-33 page 8-16 page 6-65 page 6-65 page 6-65 page 6-21 page 6-21 page 6-29 page 6-30 10-17

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10-17
Troubleshooting > Troubleshooting
Colors appear different than
you anticipated.
Did you choose appropriate image
quality for the original?
Select appropriate image quality.
page 6-23
Have you loaded color copy paper into
the paper tray?
Load color copy paper into the paper
tray.
page 3-16
Run [Calibration].
page 10-34
Run [Tone Curve Adjustment].
page 10-33
When making copies
Adjust the color balance.
page 6-25
When printing from a computer
Adjust the color using the printer driver.
Refer to the
Printer
Driver User
Guide
.
Perform Tone Curve
Adjustment in the System
Menu. is displayed.
Over long periods of use, the effects of
the ambient temperature and humidity
can cause color output hues to vary
slightly.
Run [Tone Curve Adjustment].
page 10-33
The color toner is empty.
Do you want to continue printing in black
and white?
If the black toner is remained, the
machine continues printing in black and
white by selecting [Print in Black and
White] of [Color Toner Empty Action].
page 8-16
Cannot create Searchable
PDF file.
Is the proper language selected?
Check the language to extract.
page 6-65
Can the texts on the original not be
recognized as texts, or is the PDF
creation time taken?
Check the following:
The original orientation is correct.
When setting the originals with the
mixed orientation at once, [On] is
selected for [Auto Image Rotation].
page 6-65
Cannot search a text that
you want to search on the
PDF file.
Have you set [OCR Text Recognition] in
[File Format]?
Set [OCR Text Recognition] in [File
Format].
page 6-65
Are the texts of the scanned original
fainted or too light?
Set [Density] to darker level.
page 6-21
Is the background of the scanned
original too dark and the texts are
difficult to recognize?
Set [Background Density Adj.] to [On] or
[Manual] and manually adjust the
density lighter. Otherwise, set [Density]
to darker level.
page 6-21
page 6-29
Is the text or image on the back of the
original visible on the front?
Set [Prevent Bleed-through] to [On].
page 6-30
Symptom
Checkpoints
Corrective Actions
Reference
Page