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HP 300 User Manual

Officecalc 300, User’s guide, Desktop calculator

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OfficeCalc 300

DESKTOP CALCULATOR

User’s Guide

HP Part Number: F2238-90001

First Edition; Jan 2009

Legal Notices

This manual and any examples contained herein are

provided "as is" and are subject to change without

notice. Hewlett-Packard Company makes no

warranty of any kind with regard to this manual,

including, but not limited to, the implied warranties

of merchantability, non-infringement and fitness for

a

particular purpose. In this regard, HP shall not be

liable for technical or editorial errors or omissions

contained in the manual.

Hewlett-Packard Company shall not be liable for any

errors or for incidental or consequential damages in

connection with the furnishing, performance, or use

of this manual or the examples contained herein.

Copyright © 2008 Hewlett-Packard Development

Company, L.P.

Reproduction, adaptation, or translation of this

manual is prohibited without prior written permission

of Hewlett-Packard Company, except as allowed

under the copyright laws.

Hewlett-Packard Company

16399 West Bernardo Drive

San Diego, CA 92127-1899

USA

Printing History

Edition 1

January 2009

1. POWER SUPPLY

HP

OfficeCalc 300 is a dual-powered (high power

solar

-I-

back-up battery] calculator operational

under any lighting conditions.

Auto power-off function

The calculator switches the off automatically if there

has been no key entry for about 8 minutes.

Battery Change

Remove the screw and the battery cover. Install a
new battery with the '-I-' symbol facing upwards.
Replace the battery cover and secure the screw.

When done, press a pointed object on the RESET

hole to reset the calculator.

2. KEY INDEX

[ON/AC] : Power on / All Clear key

[C/CE] : Cleor/Cleor entry key

[-►] : Shift-bock key

[’f ] : Square root key

[

r

I

piay

] ;

Automatic replay key

[%] :

Percentage key

f A1

[

V

] : Check

ar

review keys

[CORRECT! • Correction key

[GT| : Grand total key

[00] : Dauble zera key

[M-I-] : Memory plus key

[M-] : Memory minus key

[MRC] : Memory recall / Memory Clear key

[SET] : Set tax rate key

[ I™? 1 : Price with tax key / To store tax rate when

pressing [SET] and [

1 keys

[ RE^ri ] : Price without tax key / To recall tax rate when

pressing [SET] and [

] keys

t5/4J

lèééi

Decimal point selection switch

- F Floating decimal mode
-4 2 0 - : Fixed decimal mode
- A ADD mode, automatically enters the

monetary decimal in

addition and subtraction
calculations.

Round-up/Round-off/Round-down switch

3. DISPLAY ANNOTATIONS

—lynus OT BtROR «BU0RY TAX+ TAX- TAX RATE

REP

: Replay mode

CRT

: Correction mode

IBS

; Item counter (max 105)

GT

; Grand Total memory loaded

MEMORY

; Memory Loaded

ERROR

: Overflow/Logic error

-MINUS: Negative (or Minus)

% : Percent calculation

TAX-i- : Price including tax

TAX-: Price excluding tax

+ : Add operation

-: Subtract operation

X: Multiply operation

■r: Divide operation

=; Equals

: Answer

TAX : Amount of tax

RATE : Set tax rate

4. Operations

General Calculations

Example

TAB

Operation

Display

A

B

lON/ACi

0.

100-1-50-30 =

10x20-^0.5 =

Free

F

100E50E130Í1]

10B20S0.5E]

120.
400.

5000 3 =
5000 -r 3 =
5000 3 =

UP

5/4

CUT

2
2
2

■sEoamsFi

spoamsm
spoamsm

V 666.67

r 666.67
V666.66

$ 12.34

34.56

-56.78

78.90

$ 69.02

Free A

1234

H

3456

H

5678

H

7890 {=}

12.34

46.9

-9.88

69.02

123456789012x

66666=

Free

F

123456789012E

66666 [=]

fccB
[ccg

ERROR

82.303702962739
82.303702962739

0.

■T9

x5

Free

F

9ISIXI5H

15.

•10% of 1500

•5%add-on of 1500

(1500+5%=)
(1500-5%=)

• Percentage of 20

against 500

Free

F

ISESHioSl

15E!JE]5[a

15EDH5S]

200 5 rana

150.

V575.

V425.

4.(%)

368 + 97 + 97 =

839-47-47-47 =

5-'^ =

22.5^ =

Free

F

3Ó8E197E] H

839E147E1E1E]

50HHHH

22.5H H H

562.

698.

0.0016

1V390.625

5x6 =
5x8 =

Free

F

5 X 6 [=]

8S

30.

40.

9-f-3 =

6^3 =

Free

F

90 3IZI

6H

3.

2.

25 X 5

-)84 -H 3

+)68 + 17

182

Free

F

loiWCl25Í3r|5[M+l

84fTl3fm

A8ÍTI17IM+1

IMRO

IMRO

MEMORY

125.

MEMORY

28.

MEMORY

85.

MEMORY 182.

182.

123478 + 5 =

Free

F

123456

rara

78

E 5 H

123'456.

1’234.

123*478.

123 '483.

456 + 378 =

Free

F

456

E]

345 ICCEl

378

E]

0.

834.

Check and Correct

E.g.:

[5][I][6]|±][3]E][1]B[3][3[9]

Key in: [aSiaEl [IjBElBSjHQ

Input error

Check and correct os below:

OPERATION

CORREQ

CORREa

AUTO

I

REPLAY

I

DISPLAY

Q] SEE

5.

Q2 SIB

03 ™

3.

Q4 SIB

04 B

Q4 SIB

05 ^

06 ™

REMARK

Check forward

step by step

Correct input

error

Check the

correct result

Tax Calculations

Example

TAB

Operation

Display

A

B

Set Rate
(Tax) at 5%

Free

F

lON/ACi

Sim

iTAX+l

0.
5.

rate

5.

Check rate set.

Free Free

ISETlimi

5.

Calculate the selling
price and tax amount
to include the tax rate
of 5% when the cost
price is $1,000.

5/4

2

lON/ACi

100015x3

riÀx3

0.

TAX-t-

1050.00

TAX

50.00

Calculate the selling
price and tax amount
to exclude the tax rate
of 5% when the cost
price is $1,000.

5/4

2

1000(5x3

[5x3

}^:38

TAX

47.62

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