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Sharp El738 User Guide

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Page 1

BUSINESS/FINANCIAL 
CALCULATOR
OPERATION MANUAL
MODEL
EL-738
PRINTED IN CHINA / IMPRIMÉ EN CHINE / IMPRESO EN CHINA
06GGK (TINSE1258EHZZ) 

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1
NOTICE
 SHARP makes no guarantee that this product or this 
manual is suitable or accurate for any purpose, com-
mercial or otherwise.
 Rules and practices in fi nancial calculation vary ac-
cording to country, locality, or fi nancial institution. It 
is the consumer’s responsibility to determine whether 
or not the results produced by this product conform 
to applicable rules and regulations.
  SHARP will not be liable nor responsible for any incidental 
or consequential economic or property damage...

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Contents
Introduction .................................................................. 3 Operational Notes ...............................................................3
  Key Notations in This Manual ..............................................4
Chapter 1: Getting Started .......................................... 5  Preparing to Use the Calculator ..........................................5
  Resetting the Calculator In Case of Dif culty ......................5
  Calculator and Display Layout...

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3
Introduction
Thank you for purchasing a SHARP Business/Financial Calcula-
tor.
After reading this manual, store it in a convenient location for 
future reference.
  Display of examples shown in this manual may not look ex-
actly the same as what is seen on the product. For instance, 
screen examples will show only the symbols necessary for 
explanation of each particular calculation.
  All company and/or product names are trademarks and/or 
registered trademarks of their respective holders....

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4
Key Notations in This Manual
Key operations are described in this manual as follows:
  To specify log  :  
. 
h .....................  

  To specify 1  :  
1 or 1 .......................  
 To specify 
Σxy :  
i 
V .....................  
  To specify CLR-D :  
. 
? .....................  
  To specify ENT  :  
Q
  To specify Z  :  
i 
Z .....................  

  To specify DATA  :  
J ..............................  

  Functions that are printed in orange above the key require 
. to be...

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5
Chapter 1
Getting Started
Preparing to Use the Calculator
Before using your calculator for the fi rst time, you must reset 
(initialize) it.
Resetting the calculator
Press the RESET switch located on 
the back of the calculator with the tip 
of a ball-point pen or similar object. Do 
not use an object with a breakable or 
sharp tip.
•  After resetting the calculator, 
the initial display of the NOR-
MAL mode appears.
Resetting the Calculator In Case of Diffi culty
Caution:
The RESET operation will erase...

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Calculator and Display Layout
Calculator layout
 Cursor keys
 MODE key
 Key 
operation 
keys
 SET UP 
key Display 
screen
 Power
ON/OFF and 
Clear key
 Display screen: The calculator display consists of a 12-char-
acter dot matrix character line and a 12-digit 7-segment 
character line (10-digit mantissa and 2-digit exponent).
 Power ON/OFF and Clear key: Turns the calculator ON. 
This key also clears the display. To turn off the calculator, 
press 
., then 
c.
 Key operation keys:
 
.:...

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7
Display layout
Exponent Equation/
variable 
name 
display
Symbol
Mantissa
•  During actual use, not all symbols are displayed at the same 
time.
•  Only the symbols required for the operation being explained 
are shown in the screen examples of this manual.
 :
  Appears when the entire equation cannot be displayed. 
Press 
g / 
y to see the remaining (hidden) part.
 / 
 :
 Indicates that variables or data are present above/be-
low the screen. Press 
z / 
i to scroll up/down.
2ndF :
 Appears when 
....

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DEG / RAD / GRAD :  Indicates which angular units are in use. 
It can be changed in the SET UP menu.
  :  Appears when statistics mode is selected.
M  :  Indicates that a numerical value is stored in the inde-
pendent memory (M).
  :  Indicates that the value of the displayed variable has 
not been calculated yet (for variables that can be cal-
culated).
The SET UP Menu
Press 
~ to display the SET UP menu.
DSP DRG DEPR
021
DATE
3
→
i
•  A menu item can be selected by:
• Using 
g / 
y to select a number...

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9
Selecting the fl oating point number system in scien-
tifi c notation
The calculator has two settings for displaying a fl oating point 
number:
FLO_A (FLOAT A) and FLO_B (FLOAT B). In each display set-
ting, a number is automatically displayed in scientifi c notation 
outside the following preset ranges:
• FLO_A 
~ 
0 
2:  0.000000001 
≤ | X | ≤ 9,999,999,999
• FLO_B 
~ 
0 
3:  0.01 
≤ | X | ≤ 9,999,999,999
  Switching the notation setting
Procedure Key operation Display
100000 ÷ 3 =  
Fixed decimal point...
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