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QS-2770A/2760A/1760A Operation Manual - Page 1
SHARP
ELECTRONIC PRINTING CALCULATOR
OPERATION MANUAL
MODEL
OS-1760A QS-2760A QS-2770A
QS-2770A/2760A/1760A Operation Manual - Page 3
... • INK RIBBON REPLACEMENT • PAPER TAPE REPLACEMENT • ERRORS • DECIMAL SYSTEM • CALCULATION EXAMPLES • SAMPLE APPLICATIONS • SPECIFICATIONS
1
Page 2 3
10 11 12 12 13 26 29
INTRODUCTION
Thank you to use your new SHARP to its fullest capability. Careful reading of the SHARP electronic calculator, model QS-1760A/ 2760A/2770A. If service should be...
QS-2770A/2760A/1760A Operation Manual - Page 5
... of the decimal point. OPERATING CONTROLS
0 °NIEJN POWER SWITCH: When the power switch is turned on, the calculator is automatically positioned according to the decimal selector setting. A/+ • A/x "•" position: Neutral, GT OFF
I
O O
P. Set decimal to N+
A. Addition and subtraction totals obtained with the
key.
3. Product and quotient totals obtained with the
or...
QS-2770A/2760A/1760A Operation Manual - Page 6
...
Addition and subtraction:
The A/x mode functions same as the A/+ mode.
key will be subtracted from the count.
• The count is printed when the calculated result is used in addition. Set decimal to 3 Enter 2 [1] 3 rt
Tape prints
2. 3.= 0.667 *
C. This is activated, the number entered
before
0 (or El
g ) key will obey the decimal...
QS-2770A/2760A/1760A Operation Manual - Page 7
...3) The memory item counter will count the number of
times that the calculation results have been stored in
addition and subtraction. position: Neutral, counter ...used in multiplication and division and each number is printed with "xI" and "÷ I FIRST FACTOR ACCUMULATION SELECTOR: (Only OS-2770A) "FE" position: The first factor is automatically added to ±999). Ex. 2 x 3 x 5 ÷ 6...
QS-2770A/2760A/1760A Operation Manual - Page 8
...answer is rounded off. Note: You can also pull the paper manually.
11
RIGHT SHIFT KEY:
Operation of decimal places in entered numbers or calculated results shifts the
number one
digit correction.
6 O
-K... calculator will automatically remember the second number entered (the divisor) and the [fl instruction. "5/4" position: An answer is rounded up calculation. Division:
The calculator ...
QS-2770A/2760A/1760A Operation Manual - Page 10
MEMORY PLUS KEY
RI MEMORY MINUS KEY
1
QS-2770A/2760A/1760A Operation Manual - Page 12
... the back of paper tape. Replace the cover. 11. Printer cover
4
Fig. 1
Ink ribbon Reel shaft
Reel
I
Reel detection lever Fig. 2
Ink ribbon Reel shaft Reel
e
Ink ribbon --). Install the new ribbon. 6. Remove the roll of the metal guides. (See Fig. 2) 8.
Make sure that the reel is securely in place. 7. Replace the roll of the calculator. (See Fig. 1)
4. Set the power switch...
QS-2770A/2760A/1760A Operation Manual - Page 14
... and the calculation can be displayed and all keys will be cleared with preset decimal answers. 1. When the integer portion of the memory exceeds 12 digits. (QS-
2760A/2770A) (Ex.
999999999999
1 Ej )
4. When this occurs, the error symbol "E" will electronically lock. When the integer portion of the contents of the decimal
selector setting. 2. ERRORS
There are...
QS-2770A/2760A/1760A Operation Manual - Page 15
... calculator by using a FUNCTION key and continue the problem. Note: The date memory can also be stored once and then recalled and printed as necessary.
If an error is made while entering a number, press the (41, or [3 key and enter
the correct number. 5. EXAMPLE:
Selector
- Print the date of total
DATE MEMORY (only QS-2770A...
QS-2770A/2760A/1760A Operation Manual - Page 25
... 1,401.75
1,401.75
001
100.55 +
002
200.00 +
003
200.00 +
004
400.55 +
005
500.65 +
005 005
(a)
1401.75 *
(b)
GRAND TOTAL CALCULATION
only QS-2770A
EXAMPLE:
(1)
-F -56 -4 -3 -2
1
M-0
Or. M
100 + 200 + 300 = 0 +) 300 + 400 + 500 = (i)
g +) 500 - 600 + 700 =
Grand total 0
(2)
L l El
100 ID 200 ID 300 [1
E
(3)
100. 300. 600. 600...
QS-2770A/2760A/1760A Operation Manual - Page 27
...8.750. *+
(a)
136..1
136.
x 1
120. =
5,760..1
5,760. *+
(0)
122..1
122. x 1
62- =
8,432..1
8432- *+
(b)
48..1
48. x I
(E)
25 GRAND TOTAL WITH FIRST FACTOR ACCUMULATION (only OS-2770A) Calculation of closing inventory
Article A B
C
D Total
Amount of remainders 350 136 48 122 (E)
Unit price ($) 25 62
120 30
Sum ($) (a) (b) (c) (d) (e)
(1)
-56 - 4 -3
-- 2 i E -o Ga.T .
QS-2770A/2760A/1760A Operation Manual - Page 28
... +
005
158.25 +
000
005
No. position (off position) unless otherwise specified.
3. FORMULA:
Average - Calculate the average.
If not, set the decimal as specified in the "." of items
656.00 * Total sales
131.20 AG Average
• only QS-2770A
26 The rounding selector should be in each example. SAMPLE APPLICATIONS
1. The grand total...
QS-2770A/2760A/1760A Operation Manual - Page 29
... compounded quarterly for 4 years at a given annual interest rate.
rate Quarterly int. SOLUTION: 1. Calculate the new balance (principal plus interest)
FORMULA:
New balance = P (1 + i)"
Where
P ...0125
n = 4 years x 4 periods = 16
Then 6,150 (1 + 0.0125)16 $7,502.32 (New Balance)
(QS-2760A/2770A):
(1)
(2)
-F
.05
-6 -5
4
-4
-3
-2
-1
-o
1
(3) 0.05
0.0125 0.0125 1.0125
1.0125
1....
QS-2770A/2760A/1760A Operation Manual - Page 31
... of paper, 1 ink ribbon, paper holder and operation manual
WARNING
THE VOLTAGE USED MUST BE THE SAME AS SPECIFIED ON THIS CALCULATOR. Type: Power source: Display: Operating capacity: Display/Print capacity:
Decimal point: Calculations:
Components:
SPECIFICATIONS
Electronic print/display calculator AC: 120V, 60Hz Fluorescent display 10 digits (QS-1760A) 12 digits (QS-2760A/2770A) With symbol...
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