Text is incorrect or missing, Errors, Product messages – HP Photosmart C4780 User Manual
Page 71

Text is incorrect or missing
Try the following solutions.
•
Solution 1: Adjust the brightness in the software
•
Solution 2: Clean the glass and lid
Solution 1: Adjust the brightness in the software
Solution: Adjust the brightness in the software, and then rescan the original.
Cause: The brightness was not set correctly.
If this did not solve the issue, try the next solution.
Solution 2: Clean the glass and lid
Solution: Turn off the product, unplug the power cord, and use a soft cloth to wipe
the glass and the back of the document lid.
Cause: Debris might have been stuck on the glass or on the back of the document
lid. This can cause poor-quality scans.
Errors
This section contains the following categories of messages about your product:
•
•
•
•
•
Product messages
The following is a list of product-related error messages:
•
•
•
•
•
•
Missing HP Photosmart Software
Errors
69
Solve a problem