Konica Minolta bizhub 25e bizhub 25e Administrators Guide - Page 104

Image quality problems - copier guide

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Image quality problems If you follow the steps below and do not resolve the problem, contact your local technical representative. Symptom Cause Countermeasure 1 Printing is faint The paper is damp. Replace the paper with new paper. For (smudged, unclear) details, see "Loading paper" in the User's Guide. 2 Is the color of the document If you are receiving a document, ask faint? the sender to change the document to a black color. (Copying the document is 3 recommended.) If you are making a copy, make the contrast setting darker. Is paper other than that Use an appropriate type of paper (page 5-9). 4 specified in manuals of the machine being used? Troubleshooting The contrast setting is incorrect. Specify the setting correctly. For details, see chapter 2, "Advanced copy functions" in the Copier Guide, chapter 2, "Advanced scan functions" in the Scanner and Fax Guide, and chapter 3, "Basic transmission settings" in "Basic faxing" in the Scanner and Fax Guide. White or black spots are printed Is paper other than that Use an appropriate type of paper (page 5-9). specified in manuals of the machine being used? PRINTER The document glass or document pad is dirty. Clean the document glass or document pad (page 3-10). Also, clean the charging needle (page 3-12). Black stripes or smudges are printed PRINTER The whole paper is printed in black The ADF glass or the document feeder roller is dirty. Clean the ADF glass or document feeder roller (page 3-8 and 3-10). Also, clean the charging needle (page 3-12). Is paper other than that Use an appropriate type of paper (page 5-9). specified in manuals of the machine being used? The document glass or document pad is dirty. Clean the document glass or document pad (page 3-10). Also, clean the charging needle (page 3-12). The machine may be malfunctioning. Contact your local technical representative. Nothing is printed Is the document loaded upside down? Load the document correctly. For details, see "Basic operation" in the User's Guide. More than one sheet of paper were fed through at the same time. The machine may be malfunctioning. Tap paper well before loading paper. Contact your local technical representative. Troubleshooting 4-5

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1
2
3
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Troubleshooting
Troubleshooting
4-5
Image quality problems
If you follow the steps below and do not resolve the problem, contact your local technical
representative.
Symptom
Cause
Countermeasure
Printing is faint
(smudged, unclear)
The paper is damp.
Replace the paper with new paper.
For
details, see “Loading paper” in the User's
Guide.
Is the color of the document
faint?
If you are receiving a document, ask
the sender to change the document to
a black color. (Copying the document is
recommended.) If you are making a copy,
make the contrast setting darker.
Is paper other than that
specified in manuals of the
machine being used?
Use an appropriate type of paper
(page 5-9)
.
The contrast setting is
incorrect.
Specify the setting correctly.
For details,
see chapter 2, “Advanced copy functions” in
the Copier Guide, chapter 2, “Advanced scan
functions” in the Scanner and Fax Guide, and
chapter 3, “Basic transmission settings” in
“Basic faxing” in the Scanner and Fax Guide.
White or black spots
are printed
PRINTER
Is paper other than that
specified in manuals of the
machine being used?
Use an appropriate type of paper
(page 5-9)
.
The document glass or
document pad is dirty.
Clean the document glass or document pad
(page 3-10)
.
Also, clean the charging needle
(page 3-12)
.
Black stripes or
smudges are printed
PRINTER
The ADF glass or the
document feeder roller is
dirty.
Clean the ADF glass or document feeder
roller
(page 3-8 and 3-10)
.
Also, clean the charging needle
(page 3-12)
.
Is paper other than that
specified in manuals of the
machine being used?
Use an appropriate type of paper
(page 5-9)
.
The document glass or
document pad is dirty.
Clean the document glass or document pad
(page 3-10)
.
Also, clean the charging needle
(page 3-12)
.
The whole paper is
printed in black
The machine may be
malfunctioning.
Contact your local technical representative.
Nothing is printed
Is the document loaded
upside down?
Load the document correctly.
For details, see
“Basic operation” in the User's Guide.
More than one sheet of
paper were fed through at
the same time.
Tap paper well before loading paper.
The machine may be
malfunctioning.
Contact your local technical representative.