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File name: D48NT_English_ver1 0 Date : 07/06/28
* POWER SUPPLY English
CITIZEN model SDC-554S 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 English
[
ON
C
] : Power on / Clear key [CE] : Clear entry key
[MU] : Price Mark-up/down key [00t0] : Shift-back key.
[M+] : Memory plus key. [M–] : Memory minus key.
[+ / –] : ±Sign change key [MR] : Memory recall key
[MC] : Memory clear key [RATE]: Tax Rate Setting key
[
TA
X
RECALL
−
]: Price without tax key / To recall tax rate when pressing
[RATE] and [–TAX] keys
[
STORE
TA
X
+
]: Price with tax key / To store tax rate when pressing [RATE]
and [+TAX] keys
A 0 2 3 4 F
Decimal place selection switch
– F –
–
0
–
2
–
3
–
4
–
– 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 loaded. ERROR Overflow-error.
–MINUS : Minus (or negative) –TAX : Price excluding tax
TAX : Amount of tax +TAX : Price including tax
% : Tax rate stored and recalled RATE : Tax rate setting
* OPERATION EXAMPLES English
1. Calculation Examples
Before performing each calculation, press the
[
ON
C
]
key.
Example Key operation Display
1 x 2 x 3 = 6
[
ON
C
]
1 [x] 2 [x] 3 [=]
[
ON
C
]
0.
6.
0.
2 x 3 = 6 2 [x] 2 [CE] 3[=] 6.
5/4
↑
↓
A 0 2 3 4 F
2 + 4 + 6 = 12
2 [+] 3 [+] 6
[
ON
C
]
2 [+] 4 [+] 6 [=]
0.
12.
1234 x 100
= 123,400
12345
[00t0]
[x] 100 [=]
1'234
123'400
5 x 3 ÷ 0.2 = 75 5 [x] 3 [÷] 0.2 [=] 75.
300 x 27% = 81 300 [x] 27 [%] 81.
56
11.2
x 100% = 20%
11.2 [÷] 56 [%] 20.
30 + (30 x 40%) = 42 30 [+] 40 [%] 42.
30 – (30 x 40%) = 18 30 [–] 40 [%] 18.
5
4
= 625 5 [x] [=] [=] [=] 625.
144
= 12
144 [
]
12.
A 0 2 3 4 F
$14.90 + $0.35 – $1.45
+ $12.05 = $25.85
1490 [+] 35 [–] 145 [+]
1205 [=] 25.85
1 / 30 = 0.0333…. 30 [÷] [=] 0.03
5/4
↑
↓
A 0 2 3 4 F
4) - 5 x (2
1
= 0.166….
2 [x] 5 [–] 4 [÷] [=] 0.16
2. Memory Calculation
[
ON
C
]
0.
12 [x] 4 [M+] 20 [÷] 2 [M–]
MEMORY
10.
[MR]
MEMORY
38.
5/4
↑
↓
A 0 2 3 4 F
(12 x 4) – (20 ÷ 2)
= 38
[MC]
[CE] 0.
3. Constant Calculation
2 + 3 = 5 2 [+] 3 [=] 5.00
4 + 3
= 7 4 [=] 7.00
3 x
4.111 = 12.333 3 [x] 4.111 [=] 12.34
5/4
↑
↓
A 0 2 3 4 F
3 x
6 = 18 6 [=] 18.00
4. Overflow Error Clear
12345678901234 x 100
= 1234567890123400
123456789012345
[00t0]
[x] 100 [=]
[
ON
C
]
ERROR
ERROR
123'456'789'01234
12.345678901234
0.
5. Price Mark-Up & Down Calculation
200+(P x 20%)=P
P=
20% - 1
200
= 250
250–200 = 50
200 [÷] 20 [MU]
[MU]
250.
50.
5/4
↑
↓
A 0 2 3 4 F
125–(P x 20%)=P
P=
25% 1
125
+
= 100
125–100 = 25
125 [÷] 25 [+/–] [MU]
[MU]
100.
25.
6. Delta Percent
5/4
↑
↓
A 0 2 3 4 F
150
150 - 180
x100% =
20%
180 [–] 150 [MU] 20.
7. Tax Calculation
100+TAX(3%) = 103
Tax amount = 3
3 [RATE] [+TAX]
100 [+TAX]
[+TAX]
3.
103.
3.
%
+TAX
TAX
3 = Tax amount 103 = Tax inclusive value
206-TAX(3%) = 200
Tax amount = 6
[
ON
C
]
[RATE] [-TAX]
206 [-TAX]
[-TAX]
3.
200.
6.
%
-TAX
TAX
A 0 2 3 4 F
5/4
6 = Tax amount 200 = Tax exclusive value