About The Keyboard - MiLAN M 240 Guia Del Usuario

How to replace the battery?
1. Press
off.
2. Remove the screw that holds the battery
cover in place and then remove the battery
cover.
3. Remove the old batteries.
4. Wipe off the sides of the new batteries with a
dry, soft cloth.
5. Load them into the calculator.
6. Put the battery cover back in place and secure
it in place with the screw.
7. Press

About the Keyboard

Each key may have up to three functions: one
printed on its face, a shifted function (in orange),
and an ALPHA function (in blue). Press the appro-
priate function key (
the key for the desired function.
For instance, to use the
release the
manual, this type of operations will be summa-
rized as
(
to turn power on.
key, then press
( ).
5
) to switch the calculator
or ) before pressing
-
1
sin
function, press and
. In this