POWER SUPPLY
CITIZEN model CT-666N 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. Replace the battery cover and secure the screw. When
you finish, please press [ON/AC] key.
KEY INDEX
[ON/AC] : Power on / All clear key
±
[
]
: Sign change key
[
]
: Square root key
[ 00 ]
: Double zero key
[ M +]
: Memory plus key
[MRC]
: Memory recall key / Memory clear key
AUTO
[
] : Automatic replay key
REPLAY
[
] : Step-by-step check key in normal Edit mode (a→b→c=d)
CHECK
[
] : Step-by-step check key in normal Edit mode (a←b←c=d)
CHECK
[
] : Correction key in Replay mode / Right-shift key in normal Edit mode
CORRECT
00 0
[
]
: Percent key / Tax rate setting key
SET
%
[TAX–]
: Price without tax key
[
] : Price with tax key / To recall tax rate when pressing [
RECALL
TAX+
and [
RECALL
TAX+
[SELL] [MARGIN] [COST] :Used for calculating the cost, selling price and profit
File name: CT-666N_IB_English0907 .doc
Date: 2011/9/14
Size: 9 x 12.6 cm
[CE/C] : Clear entry key / Clear key
[GT]
[000] : Triple zero key
[M–]
] keys
margin amount. Enter the value of any 2 items to
obtain the balance item.
- E1 -
: Grand total key
: Memory minus key
SET
%
]