File name: D07R_E.doc vision : 2004/4/9
Parts no. HDBMD07R115
* POWER SUPPLY English
CITIZEN model MT-801III 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
[CE.C
ON ] : Power on / Clear Entry / Clear key
[MU] : Price Mark-up/down key
[M+] : Memory plus key [M–] : Memory minus key
[+/–] : ±Sign change key [ ] : Square root key
[MR] : Memory recall key [MC] : Memory clear 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 [CE.C
ON ] key two times.
Example Key operation Display
1 x 2 x 3 = 6 [CE.C
ON ] [ CE.C
ON ]
1 [x] 2 [x] 3 [=]
[CE.C
ON ]
0.
6.
0.
8 – 3 = 5
7 x 9 = 63
8 [+] [–] 3 [=]
7 [÷] [x] 9 [=]
5.
63.
2 x 3 = 6 2 [x] 2 [CE.C
ON ] 3[=] 6.
2 + 4 + 6 = 12 2 [+] 3 [+] 6 [ CE.C
ON ] [ CE.C
ON ]
2 [+] 4 [+] 6 [=]
0.
12.
5 x 3 ÷ 0.2 = 75 5 [x] 3 [÷] 0.2 [=] 75.
8 ÷ 4 x 3.7 +9 =16.40 8 [÷] 4 [x] 3.7 [+] 9 [=] 16.4
300 x 27% = 81 300 [x] 27 [%] 81.
56
11.2 x 100% = 20% 11.2 [÷] 56 [%] 20.
300+(300x 40%)=420 300 [+] 40 [%] 420.
300–(300x 40%)=180 300 [–] 40 [%] 180.
54 = 625 5 [x] [=] [=] [=] 625.
1 / 2 = 0.5 2 [÷] [=] 0.5
6) - 5 x (2
1
= 0.25
2 [x] 5 [–] 6 [÷] [=] 0.25
144 = 12 144 [
] 12.
7.5(–6) + 4 + 7.5 = 5.5 6 [+/–] [+] 4 [+] 7.5
[=] 5.5
3 [–] 6 [–] 4 4.3 – 6 – 4 = –7
[=] –7.
2.Memory Calculation
[CE.C
ON ] [ CE.C
ON ]
12 [x] 4 [M+] 20 [÷] 2 [M–] M 10.
[MR] M 38.
(12 x 4) –
(20 ÷ 2) = 38
[MC] [ CE.C
ON ] 0.
15 x 2 = 30 15 [x] 2 [M+] M 30.
20 x 3 = 60 20 [x] 3 [M+] M 60.
25 x 4 = 100 25 [x] 4 [M+] M 100.
(total A = 190)
150 ÷ 5 = 30 150 [÷] 5 [M–] M 30.
40 x 3 = 120 40 [x] 3 [M–] M 120.
(total B = 150)
A – B = 40 [MR] M 40.
[MC] [ CE.C
ON ] 0.
3.Constant Calculation
3 x 4 = 12 3 [x] 4 [=] 12.
3 x 6 = 18 6 [=] 18.
12 ÷ 4 = 3 12 [÷] 4 [=] 3.
24 ÷ 4 = 6 24 [=] 6.
2 + 3 = 5 2 [+] 3 [=] 5.
4 + 3 = 7 4 [=] 7.
3 – 2 = 1 3 [–] 2 [=] 1.
2 – 2 = 0 2 [=] 0.
4.Overflow Error Clear
12345678
x 100 = 1234567800
12345678
[x] 100 [=]
[CE.C
ON ] [ CE.C
ON ]
E
12’345’678.
12.345678
0.
5.PRICE MARK-UP & DOWN CALCULATION
2000+(P x 20%)=P
P= 20% - 1
2000 = 2,500
2500–2000 = 500
2000 [MU] 20
[%]
[=]
20.
2’500.
500.
1250– P x 2( 5% P)=
P= 25% 1
1250
+= 1,000
1250–1000 = 250
1250 [MU] 25 [+/–]
[%]
[=]
–25.
1’000.
250.
2000
1600-2000 x100%=20% 2000 [–]
1600
[MU]
2’000.
1’600.
20.
