* POWER SUPPLY
CITIZEN model SDC-400 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 10 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.
* KEY INDEX
ON
[
] : Power on / All Clear key. [CE/C] : Clear Entry / Clear key.
AC
[00 → 0] : Shift-back key.
[M–] : Memory minus key.
[
M
] : Memory recall key / Memory clear key.
R
C
[MU] : Price Mark-up/down key
[MII+] [MII–] [MII
A 0 2 3 F
Decimal place selection switch
– F –
Floating decimal mode
– 0 – 2 – 3 –
Fixed decimal mode
– A –
ADD–mode automatically enters the monetary
decimal in addition and subtraction calculations
↓
↑
5/4
Round-up / Round-off / Round-down switch
* OPERATION EXAMPLES
1.Calculation Examples
Before performing each calculation, press the [
Example
1 x 2 x 3 = 6
↑
↓
5/4
A 0 2 3 F
2 x 3 = 6
2 + 4 + 6 = 12
1234 x 100
= 123,400
$14.90 + $0.35 – $1.45
+ $12.05 = $25.85
5 x 3 ÷ 0.2 = 75
300 x 27% = 81
11.2
x 100% = 20%
56
300 + (300 x 40%) = 420 300 [+] 40 [%]
300 – (300 x 40%) = 180 300 [–] 40 [%]
4
5
= 625
1 / 2 = 0.5
1
(2
x
5
-
144
2.Memory Calculation
(12 x 4) – (20 ÷ 2) =
↑
↓
5/4
38
A 0 2 3 F
15 x 2 = 30
20 x 3 = 60
25 x 4 = 100
(total A = 190)
10 ÷ 5 = 2
4 x 2 = 8
(total B = 10)
A ÷ B = 19
3.Constant Calculation
2 + 3 = 5
↓
↑
5/4
4 + 3 = 7
3 x 4 = 12
A 0 2 3 F
3 x 6 = 18
4.Overflow Error Clear
123456789012 x 100
= 12345678901200
5.Tax Calculation
200+TAX(25%)=250 200 [x] 25 [%] [+] [=]
↓
↑
5/4
50 = Tax sum
A 0 2 3 F
200–TAX(25%)=160 200 [÷] 25 [+/-] [MU]
40 = Tax sum
6.PRICE MARK-UP & DOWN CALCULATION
2000+(P x 20%)=P
↑
↓
5/4
2000
P=
- 1
20%
A 0 2 3 F
1250–(P x 20%)=P
1250
P=
+
1
25%
7.DELTA PERCENT
18000
-
↓
↑
5/4
15000
A 0 2 3 F
= 20%
R
] : The Second Memory Key
C
= 0.25
6)
= 12
ON
[
AC
12 [x] 4 [M+] 20 [÷] 2 [M–]
M
[
M
[
15 [x] 2 [M+] 20 [x] 3 [M+]
25 [x] 4 [M+]
M
[
10 [÷] 5 [MII+] 4 [x] 2 [MII+]
[MII
M
[
[MII
[=]
ON
[
AC
2 [+] 3 [=]
4 [=]
3 [x] 4 [=]
6 [=]
1234567890123
[00
ON
[
AC
250 = Tax inclusive value
[MU]
160 = Tax exclusive value
2000 [÷]
20 [MU]
= 2,500
1250 [÷] 25 [+/-] [MU]
= 1,000
15000
18000 [–] 15000 [MU]
x100%
[M+] : Memory plus key.
[+ / –] : ±Sign change key
ON
] key.
AC
Key operation
ON
[
]
AC
1 [x] 2 [x] 3 [=]
[CE/C]
2 [x] 2 [CE/C] 3[=]
2 [+] 3 [+] 6 [CE/C] [CE/C]
2 [+] 4 [+] 4 [=]
→
12345 [00
0]
[x] 100 [=]
1490 [+] 35 [–] 145 [+]
1205 [=]
5 [x] 3 [÷] 0.2 [=]
300 [x] 27 [%]
11.2 [÷] 56 [%]
5 [x] [=] [=] [=]
2 [÷] [=]
2 [x] 5 [–] 6 [÷] [=]
144 [ ]
]
]
R
C
] [CE/C]
R
C
]
R
C
]
R
C
] [÷]
R
C
R
]
C
]
E
→
0] [x] 100 [=]
E
]
English
English
English
Display
0.
6.
0.
6.
0.
12.
1'234
123'400
25.85
75.
81.
20.
420.
180.
625.
0.5
0.25
12.
0.
10.
MI
38.
MI
0.
60.
MI
100.
MI
190.
MI
MI
8.
MII
MI
10.
MII
MI
190.
MII
MI
10.
MII
MI
19.
MII
0.
5.
7.
12.
18.
123'456'789'012
12.3456789012
0.
250.
160.
40.
2'000.
2'500.00
1'000.00
20.00