Canon imageFORMULA CR-190i, Инструкция по эксплуатации

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48
Cleaning the Magnetic Heads
If the magnetic heads are dirty, then MICR characters cannot be
scanned correctly. Periodically, clean the magnetic heads with a
commercially available audio head cleaner.
A
Pull the Open Button, and pull the Front Maintenance Cover
open to the right and left.
IMPORTANT
If you notice paper dust in the feed path when you open the Maintenance
Cover, clean it out with a cotton swab.
B
Use a commercially available audio head cleaner to clean the
magnetic heads.
The magnetic heads are located in the positions shown in the
diagram below.
C
Close the Front Maintenance Cover in the order shown in the
diagram below.
Magnetic Heads