4. Wipe a new battery with a dry cloth, and then load it

into the calculator with its positive 

k

  side facing

upwards (so you can see it).

5. Replace the battery cover and secure it in place with its

screw.

6. Perform the following key operation:

(1) O19(CLR)

(2)  All:EXE  (fc), then E

(3) E(Yes)

(4) A

  Make sure you perform the above key operation. Do

not skip it.

  Replacing the battery initializes the calculator, including

the custom shortcut keys and function shortcut keys.

See  Initializing the Calculator  (page E 3) for more

information.

FC 100V

This calculator is powered by a single AAA size battery

(R03 (UM 4)).

A Replacing the Battery

Dim figures on the display of the calculator indicate that

battery power is low. Continued use of the calculator when

the battery is low can result in improper operation. Replace

the battery as soon as possible when display figures

becomes dim.

Even if the calculator is operating normally, replace the

battery at least once every two years.

Important!

  Removing the battery from the calculator causes

independent memory contents and values assigned to

variables to be cleared.

E 144