![](/images/backgrounds/292119/hp-photosmart-c4600-users-manual-54528489x1.png)
NOTE: If you are using HP Photosmart Essential, the Optical Character Recognition (OCR) software might not be installed on your computer. To install the OCR software, you must
Cause: The scan document settings were not set to the correct optical character recognition (OCR) language. The OCR language tells the software how to interpret the characters it sees in the original image. If the OCR language does not match the language in the original, the scanned text might be incomprehensible.
Errors
If the product has an error, the lights on the product might flash, or an error message might appear on your computer screen.
This section contains the following topics:
Product messages
The following is a list of
•Missing HP Photosmart Software
Door open
Solution: Close the print cartridge door.
Cause: The print cartridge door was open.
Solve a problem
Errors 87