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Notes Book Card Care
• Do not expose the book cards
to heat, cold, or liquids.
• Do not put excessive pressure
on the book cards.
L
B
S
.
• Do not touch the metal
contacts on the book cards.
Caution: Touching these electrical
contacts with statically charged objects,
including your fingers, could erase in-
formation entered in a book card or built-
in book.