HP CB536A User Guide - Page 171

Scan-quality problems, Fax problems, Optimize and improve image quality, Print-quality checklist

Page 171 highlights

Scan-quality problems Prevent scan-quality problems The following are a few simple steps you can take to improve copy and scan quality. ● Use high-quality originals. ● Load the media correctly. If the media is loaded incorrectly, it might skew, which causes unclear images. See Load paper and print media on page 39 for instructions. ● Adjust the software settings according to how you plan to use the scanned page. See Scanner resolution and color on page 71 for more information. ● If your product frequently feeds more than one page at a time, the separation pad might need to be replaced. Contact HP. See www.hp.com/support/ljm1319 or the support flyer that came in the product box. ● Use or make a carrier sheet to protect your originals. Solve scan-quality problems Problem Blank pages Too light or dark Unwanted lines Black dots or streaks Unclear text Cause Solution The original might have been loaded upside down. In the automatic document feeder (ADF), put the top end of the stack of originals into the ADF input tray, with the media stack facedown and the first page to be scanned on the bottom of the stack. The resolution and color levels may be set incorrectly. Verify that you have the correct resolution and color settings. See Scanner resolution and color on page 71. The ADF glass might be dirty. Clean the scanner strip. See Clean the scanner glass strip and platen on page 72. The power to the product might have fluctuated. Reprint the job. The resolution levels might be set incorrectly. Verify that the correct resolution settings are correct. See Scanner resolution and color on page 71. Fax problems To solve fax issues, see Solve fax problems on page 109. Optimize and improve image quality Print-quality checklist General print-quality problems can be solved by using the following checklist: 1. Make sure that the paper or print media that you are using meets specifications. See Paper and print media on page 35. Generally, smoother paper provides better results. 2. If you are using a special print media such as labels, transparencies, glossy, or letterhead, ensure that you have printed by type. See Select a paper type on page 51. ENWW Solve image-quality problems 161

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Scan-quality problems
Prevent scan-quality problems
The following are a few simple steps you can take to improve copy and scan quality.
Use high-quality originals.
Load the media correctly. If the media is loaded incorrectly, it might skew, which causes unclear
images. See
Load paper and print media
on page
39
for instructions.
Adjust the software settings according to how you plan to use the scanned page. See
Scanner
resolution and color
on page
71
for more information.
If your product frequently feeds more than one page at a time, the separation pad might need to
be replaced. Contact HP. See
www.hp.com/
support/ljm1319
or the support flyer that came in the
product box.
Use or make a carrier sheet to protect your originals.
Solve scan-quality problems
Problem
Cause
Solution
Blank pages
The original might have been loaded upside
down.
In the automatic document feeder (ADF), put
the top end of the stack of originals into the
ADF input tray, with the media stack face-
down and the first page to be scanned on the
bottom of the stack.
Too light or dark
The resolution and color levels may be set
incorrectly.
Verify that you have the correct resolution
and color settings. See
Scanner resolution
and color
on page
71
.
Unwanted lines
The ADF glass might be dirty.
Clean the scanner strip. See
Clean the
scanner glass strip and platen
on page
72
.
Black dots or streaks
The power to the product might have
fluctuated.
Reprint the job.
Unclear text
The resolution levels might be set
incorrectly.
Verify that the correct resolution settings are
correct. See
Scanner resolution and color
on page
71
.
Fax problems
To solve fax issues, see
Solve fax problems
on page
109
.
Optimize and improve image quality
Print-quality checklist
General print-quality problems can be solved by using the following checklist:
1.
Make sure that the paper or print media that you are using meets specifications. See
Paper and
print media
on page
35
. Generally, smoother paper provides better results.
2.
If you are using a special print media such as labels, transparencies, glossy, or letterhead, ensure
that you have printed by type. See
Select a paper type
on page
51
.
ENWW
Solve image-quality problems
161