HP 30b HP 20b Business Consultant and HP 30b Business Professional User's Guid - Page 16

Notes about Special Menus, Memory and the Memory Menu, Accessing Menus and Menu Maps, Mem 1-9 - program

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Notes about Special Menus The Mode, Memory, Math and Reset menus are unique menus; they allow you to work in another menu simultaneously without having to exit. For example, if you were working in the O Bond menu prior to entering one of these menus, pressing to exit returns you to your previous work in the Bond menu. Memory and the Memory Menu The Memory menu contains the following items: memories 1-9 (Mem 1-9) and 0 (Mem 0), Cash Flow, Statistics (Stats), programs (Prgm)*, and Memory. To enter the menu, press :t < > . Press or repeatedly to scroll through the items starting with memory 1 (Mem 1). When a memory item is displayed, you can key in a new number and modify the value of I the memory by pressing . For more information about storing and recalling numbers, refer to the section titled, Storing and Recalling Numbers in Chapter 2. The Cash Flow and Statistics data share the same memory and are limited to a combined total of 50 memory slots. The number displayed with Memory refers to the number of remaining memory slots. When the cash flow or statistics items are displayed, a number also appears on the bottom line. This number indicates the number of memory slots used by the cash flow or statistical data. 290 bytes are available for programs. The Prgm* menu item displays the number of bytes used. I Press on the Cash Flow, Statistic, or Prgm* menu item to erase the associated data. Since entering data in these menus can represent a significant amount of work, you will be asked to confirm your choice. At the Del.Data?, Del. Prgm?*, or Del.CF? prompts, press I O to confirm, or to cancel. Accessing Menus and Menu Maps Many of the calculator's functions are located within menus. To access a menu, press the key, or secondary-function, key combination for the menu in which you wish to work. To exit a O menu, press . : For example, to access the Break-even menu, press . * Only applies to the HP 30b. 8 Basic Features

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Basic Features
8
Notes about Special Menus
The Mode, Memory, Math and Reset menus are unique menus; they allow you to work in
another menu simultaneously without having to exit. For example, if you were working in the
Bond menu prior to entering one of these menus, pressing
O
to exit returns you to your
previous work in the Bond menu.
Memory and the Memory Menu
The Memory menu contains the following items: memories 1–9 (
Mem 1–9
) and 0 (
Mem 0
),
Cash Flow
, Statistics (
Stats
), programs (
Prgm
)*, and
Memory
. To enter the menu, press
:t
. Press
<
or
>
repeatedly to scroll through the items starting with
memory 1 (
Mem 1
).
When a memory item is displayed, you can key in a new number and modify the value of
the memory by pressing
I
.
For more information about storing and recalling numbers, refer to the section titled,
Storing
and Recalling Numbers
in Chapter 2.
The Cash Flow and Statistics data share the same memory and are limited to a combined total
of 50 memory slots. The number displayed with
Memory
refers to the number of remaining
memory slots. When the cash flow or statistics items are displayed, a number also appears
on the bottom line. This number indicates the number of memory slots used by the cash flow
or statistical data.
290 bytes are available for programs. The
Prgm
* menu item displays the number of bytes
used.
Press
I
on the
Cash Flow
,
Statistic
, or
Prgm
* menu item to erase the associated data.
Since entering data in these menus can represent a significant amount of work, you will be
asked to confirm your choice. At the
Del.Data?
,
Del. Prgm?*
,
or
Del.CF?
prompts, press
I
to confirm, or
O
to cancel.
Accessing Menus and Menu Maps
Many of the calculator's functions are located within menus. To access a menu, press the key,
or secondary-function, key combination for the menu in which you wish to work. To exit a
menu, press
O
.
For example, to access the Break-even menu, press
:
.
* Only applies to the HP 30b.