HP 0012C-90001 User Manual page 59

The amounts of the subsequent cash flows are stored – in the order they occur – in
the remaining storage registers: CF
thru R , respectively. If there is a CF
.9
Each cash flow ( CF ,
1
up to the number of the final cash flow. The amount of a cash flow is entered using
the K key. Each time gK is pressed, the amount in the display is stored in
the next available storage register, and the number in the n register is increased
by 1. This register therefore counts how many cash flow amounts (in addition to
CF
the initial investment
Note: Note: When entering cash flow amounts — including the initial investment
Note: Note:
CF — remember to observe the cash flow sign convention by pressing Þ
0
after keying in a negative cash flow.
In summary, to enter the cash flow amounts:
1. Press fCLEARH to clear the financial and storage registers.
2. Key in the amount of the initial investment, press Þ if that cash flow is
negative, then press gJ. If there is no initial investment, press 0gJ.
3. Key in the amount of the next cash flow, press Þ if the cash flow is
negative, then press gK. If the cash flow amount is zero in the next
period, press 0 gK.
4. Repeat step 3 for each cash flow until all have been entered.
With the amounts of the cash flows stored in the calculator's registers, you can
NPV
calculate as follows:
1. Enter the interest rate, using ¼ or C.
2. Press fl.
The calculated value of
stored in the PV register.
*
If you have stored a program in the calculator, the number of registers available for storing
cash flow amounts may be less than 21. (Storage registers are automatically allocated to
program lines beginning with R
pages 93 thru 95.) The maximum number of cash flow amounts (in addition to
be stored is the number that appears at the right of the display when gN is pressed. If the
maximum number of cash flow amounts is stored, the final cash flow amount is always stored
in the FV register. For example, if N displays P-08 r-20, the last cash flow amount that can
– will be stored in FV. Similarly, if N displays P-22 r-18, the last cash
be stored – CF
20
flow amount that can be stored –
Section 4: Additional Financial Functions Section 4: Additional Financial Functions
Section 4: Section 4: Additional Financial Functions Additional Financial Functions
thru CF
1
, that amount is stored in the FV register.*
20
CF , etc.) is designated
2
) have been entered.
0
NPV
appears in the display and also is automatically
and proceeding in reverse order to R
.9
CF
– will be stored in FV.
18
in R thru R , and CF
9 1 9
CF , where j takes on values from 1
j
, as described on
7
59 59
59 59
thru CF in R
10 19 .0
CF
) that can
0