1–EN
ECO 30
Scientific Calculator
www.fiamo.com
ENGLISH
General guide – Please read before using.
Power Supply: Solar cell
Before start of the calculations
• To turn the calculator on, expose the solar panel to light and press
[ON/AC]
.
• To turn the calculator off, cover the solar panel with the slide case.
• Always press
[ON/AC]
to refresh the calculator, before use or when incorrect
characters are shown on the display.
2nd functions
The second function is printed above or to the right of the key. To execute 2nd functi
-
ons key, please press
[2nd]
then the corresponding key. When you press
[2nd]
, the
“2nd” indicator shown in the display is to tell you that you will be selecting the second
function of the next key you press. If you press
[2nd]
by mistake, simply press
[2nd]
again to remove the “2nd” indicator.
Result formats
The calculator can display up to 10 digits plus a minus sign (–9,999,999,999 through
9,999,999,999) and a 2-digit exponent. Results with more than 10 digits display in
scientific notation.
Display symbols
Indicators shown on the display is to indicate you the current status of the calculator.
DEG, RAG, GRAD
Angular unit
M1, M2, M3
Independent memories
2nd
[2nd]
key pressed
HYP
Hyperbolic mode
SCI, ENG
Scientific or engineering notation
FIX
Fixed-decimal setting
STAT
Statistical mode
x
x-coordinate of polar to rectangular conversion
r
r-coordinate of rectangular to polar conversion
( )
Parenthesis calculation
Error
Error has occurred; clear calculator and begin again
K
Constant is active
÷R
Division with remainder operation was performed
Summary of Contents for ECO 30
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