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File name: SDC-805BN_English_20100105 version : 10/01/05
* POWER SUPPLY
English
CITIZEN model SDC-805BN 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 7 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.
[+/–] : ±Sign change key. [M+] : Memory plus key.
[M–] : Memory minus key. [MRC] : Memory recall / clear key.
[
] : Square root key.
The Signs Of The Display Mean The Following:
M：Memory. –：Minus ( or negative ).
E：Overflow-error.
* OPERATION EXAMPLES
English
1.Calculation Examples
Before performing each calculation, press the [ON/C] key.
Example Key operation Display
2 x 3 = 6 2 [x] 3 [=]
6.
7 x 9 = 63 7 [÷] [x] 9 [=] 63.
300 x 27% = 81 300 [x] 27 [%] 81.
56
11.2
x 100% = 20%
11.2 [÷] 56 [%] 20.
300+(300 x 40%)=420 300 [+] 40 [%] 420.
300–(300 x 40%)=180 300 [–] 40 [%] 180.
1400 x 12% = 168 1400 [x] 12 [%] 168.
6 + 4 + 7.5 = 17.5
6 [+] 4 [+] 7.5 [=] 17.5
5 x 3 ÷ 0.2 = 75 5 [x] 3 [÷] 0.2 [=] 75.
8 ÷ 4 x 3.7 + 9 =16.4 8 [÷] 4 [x] 3.7 [+] 9 [=] 16.4
5
4
= 625 5 [x] [=] [=] [=] 625.
1 / 2 = 0.5 2 [÷] [=] 0.5
10) 3 x (2
1
+
= 0.0625
2 [x] 3 [+] 10 [÷] [=] 0.0625
144
= 12
144 [
]
12.
2.Memory Calculation
[MRC] [MRC] [ON/C]
0.
12 [x] 4 [M+] 20 [÷] 2 [M–]
M
10.
[MRC]
M
38.
(12 x 4) – (20 ÷ 2) = 38
[MRC] [ON/C]
0.
3.Constant Calculation
2 + 4 = 6 2 [+] 4 [=] 6.
6 + 4
= 10 6 [=] 10.
7– 5
= 2 7 [–] 5 [=] 2.
15 – 5
= 10 15 [=] 10.
3 x
4 = 12 3 [x] 4 [=] 12.
3 x
6 = 18 6 [=] 18.
10 ÷ 5
= 2 10 [÷] 5 [=] 2.
15 ÷ 5
= 3 15 [=] 3.
4.Overflow Error Clear
12345678
12’345’678.
[x] 100 [=]
E
12.345678
12345678 x 100
= 1234567800
[ON/C]
0.