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* POWER SUPPLY
CITIZEN model TL-742 / SB-745N 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 key.
AC
[CE/C] : Clear Entry.
[M+] : Memory plus key.
[M-] : Memory minus key.
[
M
] : Memory recall key. / Memory clear key.
R
C
[00→0] : Shift-back key.
[+/-] : ±Sign change key.
* OPERATION EXAMPLES
1.Calculation Examples
Before performing each calculation, press the [
Example
1 x 2 x 3 = 6
2 x 3 = 6
8-3=5
7x9=63
2 + 4 + 6= 12
1234x100
=123,400
6+4+7.5=17.5
3-6-4=-7
-5x3÷0.2=-75
300x27%=81
11.2
x100%=20%
56
300+(300x40%)=420
300-(300x40%)=180
4
5
=625
1/2=0.5
1
=
. 0
25
−
2 (
X
5
) 6
=12
144
2.Memory Calculation
[(15x2)+(20x3)]
-[(10x4)+(20÷2)]
=40
3.Constant Calculation
2+3=5
4+3=7
3x4=12
3x6=18
4.Overflow Error Clear
1234567890
x100=
123456789000
Key operation
ON
[
]
AC
1 [x] 2 [x] 3 [=]
[CE/C]
2 [x] 2 [CE/C] 3 [=]
8 [+] [-] 3 [=]
7 [÷] [x] 9 [=]
2 [+] 3 [+] 6
[CE/C] [CE/C]
2 [+] 4 [+] 6 [=]
12345
[00→0]
[x] 100 [=]
6 [+] 4 [+] 7.5 [=]
3 [-] 6 [-] 4 [=]
5 [+/-] [x] 3 [÷] 0.2 [=]
300 [x] 27 [%]
11.2 [÷] 56 [%]
300 [+] 40 [%]
300 [-] 40 [%]
5 [x] [=] [=] [=]
2 [÷] [=]
2 [x] 5 [-] 6
[÷] [=]
144 [
]
ON
[
]
AC
15 [x] 2 [M+] 20 [x] 3 [M+]
10 [x] 4 [M-] 20 ÷ 2 [M-]
M
[
]
R
C
M
[
]
R
C
[CE/C]
2 [+] 3 [=]
4 [=]
3 [x] 4 [=]
6 [=]
1234567890
[x] 100 [=]
ON
[
]
AC
English
English
English
ON
] key.
AC
123'400.
M
M
M
123'456'789'0.
E
12.34567890.
Display
0.
6.
0.
6.
5.
63.
6.
0.
12.
12'345.
1'234.
17.5
-7.
-75.
81.
20.
420.
180.
625.
0.5
6.
0.25
12.
0.
60.
10.
40.
40.
0.
5.
7.
12.
18.
0.
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