Sharp EL-5100S

2. MAIN KEY’S EXPLANATION
AER
COMP
| STAT|
TAB
Mode selector
| AER: Algebraic Expression Reserve mode
This
mode
is
used
to
store
algebraic
formulas
into
the
calculator.
In
this
mode.
any
calculation
is
not
performed.
COMP: Compute mode
This
mode
permits
the
calculator
to
perform
(except
for
statistical
calculation)
all
sorts
of
calculations
including
four
arithmetic
calculations,
scientific
calculations
and
calculations
that
utilize
stored
algebraic
formulas
in
the
AER
mode.
STAT: Statistical calculations mode
The statistical program will be activated.
2nd function designation key
@
This
key
is
to
be
operated
when
designating
the
second
function
(labeled
in
mustard)
of
the
function
keys.
(i.e.
LOG,
COS~',
etc.).
When
the
2nd
function
is
designated,
the
2nd
function
designation
symbol
(2nd
F)
is
displayed.
[2ndF] i] 23 > log 23
nar] < Bal 5 > cos! 0.5
®
The
[2ndF
|
key
is
of
reversing
type,
and
if
it
is
pushed
by
mistake
the
Ist
function
can
be
designated
by
pushing
the
key
once
more.
1
SIN
|
[sin]
>
sin7'
(Designation
of
2nd
function)
-1
rei
=
sin
(Designation
of
Ist
function)
Display format exchange key
When
a
calculation
result
is
displayed
in
the
floating
decimal
point
system,
pushing
the
key
displays
the
result
in
the
scientific
notation
system.
Pushing
the
key
once
more
displays
the
result
in
the
floating
decimal
point
system
again.
This
key
operations
does
not
work
in
the
AER
mode.
Tabulation key
This
key
specifies
the
number
of
decimal
digits
in
the
calculation
results.
The
number
of
decimal
digits
is
specified
by
numeral
key
(Lo
|
~{9})
depressed
after
the
[TAB] key.
To set the floating decimal, depress the [TAB} TAB] | e | keys.
Ex. COMP mode
(Decimal position: 3)
so [=] 9 [=] = 5.556
§ [=] 2 [=] = 2500
[| (Floating decimal)
$0: Le) 79 fe). 5555555556
SiGe 2 Pel = 25
Note:
This
key
operation
is
ineffective
right
after
or
in
the
course
of
entry
of
a
number
and in the AER mode.