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• Make sure the camera opening is free from dust or any
other objects.
• Do not deliberately insert any object into the camera
opening.
• Clean C-Pen with a dry cloth. Do not use detergents or
other chemicals when cleaning C-Pen.
• C-Pen models that are powered by alkaline batteries,
require two 1.5 V AAA batteries of type LR03. See
Battery, p. 17.
• Make backup copies of your C-Pen files regularly and
keep the copies in a safe place. Copies are made using
C-Win Software, see Using C-Pen with your PC, p. 71.