Citizen SDC-810 Instruction Manual page 2

* POWER SUPPLY
CITIZEN model SDC-810/812 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 / Clear Entry / Clear key.
CE C
[ ] : Right Shift key.
[M+] : Memory plus key.
[MRC] : Memory recall / clear key.
The Signs Of The Display Mean The Following:
M Memory.
E Overflow-error.
* OPERATION EXAMPLES
1.Calculation Examples
Before performing each calculation, press the
Example
2 x 3 = 6
7 x 9 = 63
300 x 27% = 81
11.2
x 100% = 20%
56
300+(300 x 40%)=420
300–(300 x 40%)=180
1400 x 12% = 168
6 + 4 + 7.5 = 17.5
5 x 3 0.2 = 75
8 4 x 3.7 + 9 =16.4
4
5 = 625
1 / 2 = 0.5
1
= 0.0625
(2 x 3 10)
2.Memory Calculation
(12 x 4) – (20
3.Constant Calculation
2 + 4 = 6
6 + 4 = 10
7 - 5 = 2
15 - 5 = 10
3 x 4 = 12
3 x 6 = 18
10 5 = 2
15 5 = 3
4.Overflow Error Clear (SDC-812)
123456789012 x 100
= 12345678901200
File name: SDC-810BN_812BN_English_20100106
version : 10/06/07
Key operation
2 [x] 3 [=]
7 [ ] [x] 9 [=]
300 [x] 27 [%]
11.2 [ ] 56 [%]
300 [+] 40 [%]
300 [–] 40 [%]
1400 [x] 12 [%]
6 [+] 4 [+] 7.5 [=]
5 [x] 3 [ ] 0.2 [=]
8 [ ] 4 [x] 3.7 [+] 9 [=]
5 [x] [=] [=] [=]
2 [÷] [=]
2 [x] 3 [+] 10 [ ] [=]
2) = 38
[MRC] [MRC] [
12 [x] 4 [M+] 20 [ ] 2 [M–]
[MRC]
ON
[MRC] [
CE C
2 [+] 4 [=]
6 [=]
7 [-] 5 [=]
15 [=]
3 [x] 4 [=]
6 [=]
10 [ ] 5 [=]
15 [=]
123456789012
[x] 100 [=]
ON
[ ] [
CE C CE C
English
English
[+/–] : ±Sign change key.
[M–] : Memory minus key.
– Minus ( or negative ).
English
ON
[ ] key two times
CE C
ON
]
CE C
M
M
]
123'456'789'012.
E 12.3456789012
ON
]
.
Display
6.
63.
81.
20.
420.
180.
168.
17.5
75.
16.4
625.
0.5
0.0625
0.
10.
38.
0.
6.
10.
2.
10.
12.
18.
2.
3.
0.