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POWER SUPPLY
English
CITIZEN model SDC-320II is a dual-powered (high power solar + back-up
battery) calculator operative under any lighting conditions.
-Auto power-off function-
The calculator switches the power off automatically if there has been no
key entry for about 9 minutes.
-Battery change-
If the back-up battery needs to be changed, open the lower cabinet to
remove the old battery and insert a new battery in the indicated polarity.
After changing battery, please use a metal, elliptical object to press the
RESET pad on printed circuit board.
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KEY INDEX
English
[
C
CE
ON
•
] : Power on / Clear Entry / Clear key
[00
→
0] : Right shift key
[M+] : Memory plus key
[M–] : Memory minus key
[+/–] : ±Sign change key
[
R
C
M
] : Memory recall / Memory clear key
[MU] : Mark-up / Mark-down Key
[GT] : Grand total key
[RATE] : Tax rate setting key
[
TAX
STORE
+
] :
➀
Price with Tax key
➁
To store tax rate when pressing [RATE] and [+TAX] keys
[
TAX
RECALL
−
] :
➀
Price without Tax key
➁
To recall tax rate when pressing [RATE] and [-TAX] keys
A 0 2 3 F
Decimal place selection switch
– F –
– 0 – 2 – 3 –
– A –
Floating decimal mode
Fixed decimal mode
ADD–mode automatically enters the monetary decimal in
addition and subtraction calculations
5/4
Round-up / Round-off / Round-down switch
The Signs Of The Display Mean The Following:
MEMORY
：
Memory TAX
：
Amount of tax
–MINUS
：
Minus(or negative) –TAX
：
Price excluding tax
ERROR
：
Overflow-error
+TAX
：
Price including tax
GT
：
Grand total
RATE
：
Tax rate setting
%
：
Tax rate stored
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OPERATION EXAMPLES
English
1.Calculation Examples
Before performing each calculation, press the [
C
CE
ON
•
] key two times.
Example
Key
operation
Display
2 x 3 = 6
2 [x] 2 [
C
CE
ON
•
] 3 [=]
GT
6.
7 x 9 = 63
7 [÷] [x] 9 [=]
GT
63.
300 x 27% = 81
300 [x] 27 [%]
GT
81.
56
11.2
x 100% = 20%
11.2 [÷] 56 [%]
GT
20.
300+(300 x 40%)=420 300 [+] 40 [%]
GT
420.
300–(300 x 40%)=180 300 [–] 40 [%]
GT
180.
1400 x 12% = 168
1400 [x] 12 [%]
GT
168.
6 + 4 + 7.5 = 17.5
6 [+] 4 [+] 7.5 [=]
GT
17.5
5 x 3 ÷ 0.2 = 75
[
C
CE
ON
•
] [
C
CE
ON
•
] 5 [x] 3 [÷]
0.2 [=]
GT
75.
8 ÷ 4 x 3.7 + 9 =16.4
8 [÷] 4 [x] 3.7 [+] 9 [=]
GT
16.4
5
4
= 625
5 [x] [=] [=] [=]
GT
625.
1 / 2 = 0.5
2 [÷] [=]
GT
0.5
A 0 2 3 F
10)
3
x
(2
1
+
= 0.0625 2 [x] 3 [+] 10 [÷] [=]
GT 0.0625
A 0 2 3 F
5/4
$14.90+$0.35–$1.45+
$12.05=$25.85
1490 [+] 35 [–] 145
[+] 1205 [=]
GT
145.
25.85
2.Memory Calculation
[
R
C
M
] [
R
C
M
] [
C
CE
ON
•
]
0.
12 [x] 4 [M+] 20 [÷] 2 [M–]
MEMORY
10.
[
R
C
M
]
MEMORY
38.
A 0 2 3 F
5/4
(12 x 4) – (20 ÷ 2)
= 38
[
R
C
M
] [
C
CE
ON
•
]
0.
3.Constant Calculation
2 + 3 = 5
2 [+] 3 [=]
5.
4 + 3 = 7
4 [=]
7.
3 x 4 = 12
3 [x] 4 [=]
12.
A 0 2 3 F
3 x 6 = 18
6 [=]
18.
4.Overflow Error Clear
1234567890123 [00
→
0]
123'456'789'012.
[x] 10000 [=]
ERROR
1’234.56789012
123456789012 x 10000
= 1'234.56789012 x 10
12
[
C
CE
ON
•
] [
C
CE
ON
•
]
0.
5.Price Mark-Up & Down Calculation
200+(P x 20%)=P
P=
20%
-
1
2000
=2'500.00
2500–2000 = 500.00
2000 [÷] 20 [MU]
[MU]
2'500.00
500.00
200–(P x 20%)=P
P=
20%
1
2000
+
=1'666.67
2000 [÷] 20 [+/–] [MU]
1'666.67
A 0 2 3 F
5/4
15000
15000
-
18000
x100%
= 20.00%
18000 [–] 15000 [MU]
20.00
6.GT-Memory
Pressing [GT] twice before you operate GT function.
GT
30.
GT
20.
GT
150.
GT
200.
GT
30.
GT
230.
230.
A 0 2 3 F
20 + 10 = 30
45 – 25 = 20
50 x 3 = 150
total = 200
200 x 15% = 30
200 + (200 x 15%) =
230
[GT] [GT] 20 [+] 10 [=]
45 [–] 25 [=]
50 [x] 3 [=]
[GT]
[x] 15 [%]
[GT]
[GT]
[
C
CE
ON
•
]
0.
All calculation results are automatically accumulated in GT.
7.Tax Calculation
%
3 [RATE] [+TAX]
3.
+TAX
100 [+TAX]
103.
TAX
100+TAX(3%)
= 103
Tax sum = 3
[+TAX]
3.
3 = Tax sum 103 = Tax inclusive value
%
[
C
CE
ON
•
] [RATE] [–TAX]
3.
–TAX
206 [–TAX]
200.
TAX
206–TAX(3%)
= 200
Tax sum = 6
[–TAX]
6.
6 = Tax sum 200 = Tax exclusive value
