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Sharp Compet CS-2130 Operation Manual page 4

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Backup Battery
If the light exposed to the solar cell is insufficient, the backup battery is turned on
automatically to operate the calculator.
Automatic Power-Off function:
This calculator is automatically turned off approximately 7 minutes after the last key
operation to save the battery.
Please press the
Clear number entered
Correct function
Clear the calculator (except memory)
Clear the 1st memory
Clear the 2nd memory
Clear error conditions
(In the case of pressing the
2
POWER SUPPLY
key when you see no indication.
CLEAR AND CORRECT
key the contents of the memory is cleared.)
12
35
12
34
123
123
4
Press
key.
Press
key.
Press
key twice.
Press
or
key.
12
35
34
(12
35
4)
123
4

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