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Citizen CDC-80 User Manual

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File name: D_ English.doc vision : 2004/8/30 SIZE:250x72mm

PARTS NO. HDBMD560100

(D560/D560A)

* POWER SUPPLY English

CITIZEN model CDC-80/CDC-100 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-

Remove the screw and the battery cover. Install a new battery with

the + symbol facing upward. After changing, use a pointed object to

press the RESET hole near the battery. Replace the battery cover

and secure the screw.

* KEY INDEX English

[

C/CE

ON

] : Power on / Clear entry / Clear key

[+/–] : ± Sign change key

[M–] : Memory minus key

[M+] : Memory plus key

[MRC] : Memory recall key / Memory clear key

[RATE] : Tax rate setting key

[

TAX

RECALL

−

] : Price without tax key / To recall tax rate when pressing

[RATE] and [–TAX] keys

[

TAX

SET

+

] : Price with tax key / To store tax rate when pressing [RATE]

and [+TAX] keys

The Signs Of The Display Mean The Following :

MEMORY : Memory TAX : Amount of tax

–MINUS : Minus (or negative) –TAX : Price excluding tax

ERROR : Overflow-error +TAX : Price including tax

TAX% : Tax rate stored RATE : Tax rate setting

* OPERATION EXAMPLES English

1.Calculation Examples

Before performing each calculation, press the [CE/C] key two times.

Example Key operation Display

2 x 3 = 6 2 [x] 2 [CE/C] 3[=] 6.

6 + 4 + 7.5 = 17.5 6 [+] 4 [+] 7.5 [=] 17.5

3 – 6 – 4 = –7 3 [–] 6 [–] 4 [=] –7.

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.

300 + (300 x 40%) = 420 300 [+] 40 [%] 420.

300 – (300 x 40%) = 180 300 [–] 40 [%] 180.

5

4

= 625 5 [x] [=] [=] [=] 625.

1 / 2 = 0.5 2 [÷] [=] 0.5

0625.0

10) 3 x (2

1

=

+

2 [x] 3 [+] 10 [÷] [=] 0.0625

2.Memory Calculation

[MRC] [CE/C] 25 [x] 5 [M+]

MEMORY

125.

84 [÷] 3 [M–]

MEMORY

28.

68 [+] 17 [M+]

MEMORY

85.

(25 x 5) – (84 ÷ 3)

+ (68 + 17) = 38

[MRC]

MEMORY

182.

[MRC] [CE/C] 14 [M+] 3 [x] 2

[M–] 52 [–] 35 [÷]

(52 – 35) ÷ (14 – 3 x 2)

= 2.125

[MRC] [=]

MEMORY

2.125

[MRC] [CE/C] 12 [+] 14 [M+]

135 [x] [MRC] [=]

MEMORY

3'510.

135 x (12 + 14) = 3510

(12 + 14) ÷ 5 = 5.2

[MRC] [÷] 5 [=]

MEMORY

5.2

3.Constant Calculation

2 + 3 = 5 2 [+] 3 [=] 5.

4 + 3 = 7 4 [=] 7.

3 x 4 = 12 3 [x] 4 [=] 12.

3 x 6 = 18 6 [=] 18.

4.Overflow Error Clear

1234567890 x 10000

= 1'234.567890 x 10

10

(CDC-100)

1234567890

[x] 10000 [=]

[CE/C] [CE/C]

ERROR

ERROR

1'234'567'890.

1'234.567890

0.

5.Tax Calculation

TAX%

3.

+TAX

103.

TAX

100+TAX(3%)

= 103

Tax sum = 3

3 [RATE] [+TAX]

100 [+TAX]

[+TAX] 3.

3 = Tax sum 103 = Tax inclusive value

TAX%

3.

–TAX

200.

TAX

206–TAX(3%)

= 200

Tax sum = 6

[CE/C] [RATE] [–TAX]

206 [–TAX]

[–TAX] 6.

6 = Tax sum 206 = Tax exclusive value