Sharp El738 User Guide

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Battery Replacement
Notes on battery replacement
Improper handling of battery can cause electrolyte leakage or 
explosion. Be sure to observe the following handling rules:
  Make sure the new battery is the correct type.
  When installing, orient the battery correctly, as indicated in the 
calculator.
  The factory-installed battery may be exhausted before it 
reaches the service life stated in the speci cations.
Note on the erasure of memory contents
When the battery is replaced, the memory...

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Replacement procedure
1. Turn the power off by pressing 
. 
c.
2. Loosen the screw and remove the battery cover. 
(see  g. 1)
3. Remove the used battery using a ball-point 
pen or similar object. Do not use a mechani-
cal pencil or any sharp or pointed object to 
remove the battery. (see  g. 2)
4. Install a new battery into the battery housing 
with the positive side (+) facing up. (see  g. 3)
5. Replace the battery cover and the screw.
6. Press the RESET switch located on the back of 
the calculator...

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  Key operation and calculation priority
5 + 2 x . { 30 + 25 x 5 . @ 3 =
  Parenthesized operations take precedence over other operations.
Specifi cations
Calculations: Financial calculations
  General arithmetic calculations
 Scienti c calculations
 Statistical calculations
Calculation method:  D.A.L. (Direct Algebraic Logic)
Internal calculations:  Mantissas of up to 14 digits
Pending operations:  24 calculations, 10 numeric values
Power source:  3.0 V … (DC)
  Lithium battery (CR2032) 
× 1
Power...

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Index
>, 37, 51, 64
+ 
- 
x 
8, 4, 11
=, 11, 15
,, 11, 37, 61
( 
), 11, 16, 61

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Discounted cash flow analysis,
17, 18, 37–43, 72
Display layout, 7
Display notation, 8
EFF, 17, 51, 74
ENT (symbol), 7, 20
Entering dates, 47
Entering numbers, 11
Error, 14, 76–78
EXP, 64
Financial calculations, 17, 18, 72
FIXED, 58, 75
FLO_A (FLOAT A), FLO_B (FLOAT B), 7, 9
Floating point, 8, 9
Formulas, 72–75
FV, 18, 22, 72
GRAD, 8, 9, 61, 78
Independent memory (M), 8, 12, 14, 15
Insert mode, 13
INV, 64
IRR, 40, 41, 72, 77
I/Y, 18, 22, 72, 77
LIFE (N), 18, 48, 74
LINE, 64
Listed financial variables,...

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MEMO
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For USA only:
This product contains a CR Coin Lithium Battery which 
contains Perchlorate Material – special handling may apply,
California residents, 
See www.dtsc.ca.gov/hazardouswaste/perchlorate/
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BUSINESS/FINANCIAL 
CALCULATOR
OPERATION MANUAL
MODEL
EL-738
PRINTED IN CHINA / IMPRIMÉ EN CHINE / IMPRESO EN CHINA
06GGK (TINSE1258EHZZ)