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HP -27S Owner's Manual page 124

Scientific

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TVM Galculations
To
do TVM
calculations:
l.
Press
l[
rw
I
to
enter the
TVM
application.
2.
To clear
the TVM
variables
M
lq/oYR,
PV PMT
and
FV,
press
I@.
This step is
unnecessary
if
you
will
be entering
new values
for all
fiae
variables.
3.
Read
the
message
that
describes
the payment conditions.
If
you
need
to
change
the number
of
payments per year
or
the
BegSn/End
mode, press
ru.
I
To change
the number of payments per yea\ key
in
the new
value and press
ru.
I
To change
the B"g+/End
mode, press
ru
or
ru.
t
Press
fexn
I
to return to the
top-level
TVM
menu.
4.
To
store
the known values,
k"y in
the number and
press
the ap-
propriate menu k.y.
5.
To calculate
a
value, press
the
appropriate menu k.y.
Some
time-value-of-money calculations require that certain variables
be set
to
zero.
For example, FV must be set
to
zeto when you
are
calculating the periodic payment
(PMn
required to
fully
repay
a
loan.
There are
two ways to
set
a
value
to
zetoi
tBeforestoringanyTVMvalues,PresSl@toclearthe
TVM
variables (step
2,
above).
tStorezeto;forexample,pressing0ffisetsFvtozeto.
Glearing
the
TVM Variables
The calculator retains the values stored
in
the TVM
variables
until
youclearthembypressingI@.WhentheHP-27Sisdis-
playingthetop-levelTVMmenu,pressingt@clearsN,
l0/oYR,
PV, PMT, and FV. When the second-level menu
is
displayed,
pressing
l@
sets
the payment conditions
to
12
PrYR
EHD
1'l0DE.
/
122
6: Time
Value
of toney

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