Maint
07-0290
Corrective Procedure A1
Cause
Tiny pieces of paper remain in the paper path.
Black dust attaches the white level reference label of the CIS Unit
assembly. Scratches or peeling-off.
Black dust attaches the glass surface of the CIS Unit assembly.
Corrective
action
Cleaning inside the device.
Cleaning and check of the white level reference label. (There should
be no scratches or peeling-off.)
Cleaning of the glass surface of the CIS Unit assembly.
For information
about cleaning see
"3.3.1 Cleaning CIS
Unit assembly
(Front) and CIS Unit
assembly (Back)"
Miscellaneous
If the symptom remains,
or the white level reference label
has scratches,
or the glass surface has scratches,
Replace the CIS Unit assembly.
[Figure A-1] Example: A large piece is at the center.
Содержание ImageTracDS 1210
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