Cleaning The Magnetic Head - Canon imageFormula CR-150 User Manual

Cleaning the Magnetic Head

If the magnetic head is dirty, then MICR characters cannot be scanned
correctly. Periodically, clean the magnetic head with a commercially
available audio head cleaner.
A
Pull the Open Button, and pull the Right Maintenance Cover
open to the right.
IMPORTANT
If you notice paper dust in the feed path when you open the Maintenance
Cover, clean it out with a clean dry cloth or cotton swabs.
B
Use a commercially available audio head cleaner to clean the
magnetic head.
The magnetic head is located in the positions shown in the
diagram below.
C
Close the Right Maintenance Cover.
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Magnetic Head