4
Your BOOKMAN model 840 is powered
by four AAA batteries. Here is how to
install or replace them.
Warning:
When the batteries lose
power or are removed from your BOOK-
MAN, information that you have entered
in its built-in book, as well as in any in-
stalled book card, will be erased.
1. Turn your BOOKMAN over.
2. Slide off its battery cover in
the direction of the triangle.
3. Install the batteries as shown
on the diagram in the bat-
tery compartment.
4. Replace the battery cover.
Warning:
Never install or remove a
book card while your BOOKMAN is
turned on. If you do, information that you
entered in its built-in book, as well as in
any other installed book cards, will be
erased.
1. Turn your BOOKMAN off.
2. Turn your BOOKMAN over.
3. Align the tabs on the book
card with the notches in the
slot.
4. Press the book card down
until it snaps into place.
Installing Batteries
Installing a Book Card
➤
Removing Book Cards
Warning:
When you remove a book
card to install another, information that
you entered into the removed book
card will be erased.
➤
Resuming Where You Left Off
You can turn off BOOKMAN at any
screen. When you turn BOOK-
MAN on again, the screen that you
last viewed appears.