HP SmartCalc 300s - Manual (Page 4)

• You can also adjust contrast using and while
the mode menu (which appears when you press
[MODE! ) is on the display.
Important!
• If adjusting display contrast does not improve
display readability, it probably means that battery
power is low. Replace the battery.
■ About the Display
Your calculator has a 31-dotX96-dot LCD screen.
Example: _
Input expression-
Calcuation result—
■ Display Indicators
Sample Display:
— Pol(/12),.^(2))
STAT
Ihis
indicator:
Means this:
The keypad has been shifted by pressing the 1 SHIFTI
key. The keypad will unshift and this indicator will
disappear when you press a key.
□
TTie alpha input mode has been entered by pressing the
lALPHAI key. The alpha input mode will be exited and
this indicator will disappear when you press a key.
M There is a value stored in independent memory.
STO
The calculator is standing by tor input of a variable
name to assign a value to the variable. This indicator
appears after you press 1 SHIFT RCL (STO).
RCL
The calculator is standing by for input of a variable
name to recall the variable's value. This indicator
appears after you press | RCLI •
STAT The calculator is in the STAT Mode.
là The default angle unit is degrees.
u The default angle unit is radians.
Ë The default angle unit is grads.
FIX A fixed number of decimal places is in effect.
SCI A fixed number of significant digits is in effect.
Math Math style is selected as the input/output format.
T À
Calculation history memory data is available and can
be replayed, or there is more data above/below the
current screen.
Disp
The display currently shows an intermediate result of
a multi-statement calculation.
Important!
• For a very complex calculation or some other type
of calculation that takes a long time to execute, the
display may show only the above indicators
(without any value) while it performs the
calculation internally.
Calculation Modes and
Calculator Setup
Calculation Modes
Specifying the Calculation Mode
(l)Press IMODEI to display the
mode menu.
When you want to pertorm this type
of operation:
Select this
mode:
General calculations COMP
Statistical and regression calculations STAT
Generation of a number table based
on an expression
TABLE
liCOMP
3:TABLE
2: STAT
(2)Press the number key that corresponds to the
mode you want to select.
• To select the STAT Mode ,for example, press
■ Configuring the Calculator Setup
Pressing ISHIFT I [MODE! (SETUP) displays the
setup menu, which you can use to control how the
calculations are executed and displayed. The setup
menu has two screens, which you can jump between
using (g) and {▼)
liMthIO 2:Line1o
3:Deq 4:Rad
5:Gra 6:Fix
7: Sei 8:Norm
l:ab/c 2:6/c
3:STAT 4:Disp
5:-<œNT ►
• See "Adjusting Display Contrast" for information
about how to use" ■< CONT► "
Specifying the Input/Output Format
For this input/output format:Perform this key operation:
Math ISHIFT IIMODEII1 KMthlO)
Linear (SHIFT IIMODEII2l(LinelO)
' Math format causes fractions, irrational numbers,
and other expressions to be displayed as they are
written on paper.
' Linear format causes fractions and other
expressions to be displayed in a single line.
13 Math A B 1
5^3 4 j 5- f 2 j 3
22
15 22 j 15
Math Format Linear Format
Specifying the Default Angle Unit
To specify this as the
default angle unit
Perform this key
operation:
Degrees SHIFTIIMODEII3l(Dea)
Radians SHIFTIIMODEII4l(Rad)
Grads SHIFTIIMODEII5l(Gra)
90= radians=100 grads
Specifying the Number of Display Digits
To specify this:
Perform Ihis key
operation:
Number of Decimal Places ISHIFTIIMODEir6l(Fix) rol-f^
Number of Significant Digits SHIFTIIMODEir7l(Sci) rol-f?!
Exponential Display Range SHIFT 1IMODEII8 IINormimiNorml
or[^(Norm2)
Calculation Result Display Examples