Power supply, Key index – CITIZEN CT-555N User Manual

Page 2

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- E1 -

File name: D555_English Date: 2010/1/13

Size: 8.5 x 12 cm

POWER SUPPLY

CITIZEN model CT-555N 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 7 minutes.

-Battery change-

Remove the screw and the battery cover. Install a new battery with the “+”
symbol facing upward, and then use a pointed object to press the RESET
hole which lies at the bottom-right corner of the battery compartment.
When you finish, replace the battery cover and secure the screw.

KEY INDEX

[

ON/C] : Power on / Clear key

ˮ

] : Square root key

[ % ] : Percentage key

[

MU] : Price Mark-up/down key

[

M



]: Memory plus key

[

M



] : Memory minus key

[

MRC] : Memory recall key / Memory clear key

[

REC

-TAX

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

and [

REC

-TAX

] keys

[

SET

TAX



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

[

SET

TAX



] keys

[

RATE] : Tax rate setting key

[

REPLAY

AUTO

] : Automatic replay key

[

00¨0

CORRECT

X

] : Correction key in Replay mode / Right-shift key in normal Edit

mode

[

CHECK

] : Step-by-step check key in normal Edit mode (aĺbĺc=d)

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