Canon B155 - Manual (Page 114)

Periodic care
Cleaning the fax exterior
To keep the exterior of the fax clean, gently wipe the fax with a soft cloth lightly moistened with water.
Never use thinner, benzene, alcohol or any other organic solvent, as it may damage the surface of the
fax.
Cleaning the glass scanning window
The glass scanning window can accumulate dirt with continued use, resulting in spots on faxes and
copies.
j To clean the glass scanning window
1 Disconnect the power cord. 2 Open the front cover.
3 Press down on the scanning window
assembly and clean the glass window
with a dry cotton swab. 4 Close the front cover.
When inserting the cotton swab, be careful not to damage any
components.
Press down precisely.
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