Page 1-1
Chapter 1
Getting started
This chapter provides basic information about the operation of your 
calculator. It is designed to familiarize you with the basic operations and 
settings before you perform a calculation.
Basic Operations
Batteries
The calculator uses 4 AAA (LR03) batteries as main power and a CR2032 
lithium battery for memory backup.
Before using the calculator, please install the batteries according to the 
following procedure.
To install the main batteries 
a. Make sure the calculator is OFF.  Slide up the battery compartment 
cover as illustrated.
b. Insert 4 new AAA (LR03) batteries into the main compartment. Make 
sure each battery is inserted in the indicated direction.
To install the backup battery
a. Make sure the calculator is OFF.  Press down the holder. Push the plate 
to the shown direction and lift it.
SG49A.book  Page 1  Friday, September 16, 2005  1:31 PM