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hp scanjet 4570c/5500c scanner Clean the underside of the
scanner glass
If cleaning the top surface of the scanner glass does not remove all dirt and smudges from
the glass, you can also clean the underside of the glass. Cleaning the underside of the
glass requires you to disassemble the scanner. For instructions on cleaning the underside
of your scanner glass, click on the name of your scanner model.
Perform this procedure only if it is absolutely necessary.
Disassemble the scanner in a clean, dust-free space.
Before proceeding, read these instructions all the way through. Then return here and follow the
steps in order.
This module is organized into the following sections:
• preparation
• disassembly
• cleaning
• reassembly