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