IZ1229

4

Key bounce protection

Front edge

Minimum 3 words

Trailing edge

Minimum 16 words

Auto power OFF

Power automatically turns off after 7 - 8 minutes pass from the last key pressure. By connecting

,

,

,

H1

H2

H3

H2

H3

,

,

,

,

c10

c9

b9a9 c8

b8a8 c7

b7a7 c6

b6a6 c5

b5a5 c4

b4a4 c3

b3a3 c2

b2a2 c1

b1a1

b10a10

a11

TOUCH TONE (

) KEY

• When power is ON, the touch tone function is enable and the beep sound with f=2KHz is

generated output during 125ms and

sign is displayed on LCD.

• Selection of touch tone function is toggled by touch tone key.

CLEAR KEY DESCRIPTION

ON/C key

• Power-on function.

• All operations are cleared by the ON/C key (except memory contents).

CE key

• CE key can edit the last operand or operator.

MARK-UP AND MARK-DOWN CALCULATION

ENTRY

DISPLAY

A

A

A

A

+/-

×

A

A

B

B

B

B

%

%

A

± AM/100

AM/100

+ OR -

AM/100

=

A + AM/100 OR A –

AM/100

Note: AM: AMOUNT

Direct LCD with IZ1229