Auto Power-Off Function - Citizen CT-780 Manual De Instrucciones

POWER SUPPLY
CITIZEN model CT-780 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 short the RESET hole
at the top-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
[00 0] : Shift-back key
[ ] : Square root key
[00] : Double zero key
[CORRECT] : Correction key
[M+] : Memory plus key
[MRC] : Memory recall key / Memory clear key
[MU] : Price mark-up / down key
AUTO
[ ] : Automatic replay key
REPLAY
STORE
[ ] :Price with tax key / To store tax rate when pressing [RATE] and [
+
TAX
keys
RECALL
[ ] : Price without tax key / To recall tax rate when pressing [RATE] and
−
TAX
RECALL
[ ] keys
−
TAX
[RATE] : Tax rate setting key
[CE] : Clear entry key
[+/–] : ±Sign change key
[GT] : Grand total key
[000] : Triple zero key
[%] : Percentage key
[M–] : Memory minus key
CHECK
[ ] [
CHECK
- E1 -
] : Review key
STORE
]
+
TAX