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Operation Check - Casio SF-5580E Service Manual

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5. OPERATION CHECK

REMARKS:
1. Executing this check, the data stored in this Digital Diary disappear. So if you won't disap-
pear this important data, you should store its data in another Digital Diary (SF-5580E/5780E/
5980E) referring to the item 3. Data communications in this manual.
2. You can not put out the light from EL while executing this check.
LCD CHECK
1 Press RESET button on the rear panel while press-
ing OK button on the front panel.
LCD display appears as shown right.
(figure-1)
2 Press OK button four times.
LCD display appears as shown right.
(figure-2)
3 Then press OK button.
LCD display appears as shown right.
(figure-3)
4 Press OK button again.
LCD display appears as shown in the figure-1 again.
ROM CHECK
5 Wait 4 ~ 5 seconds, then press OK button.
LCD display
RAM CHECK
6 Press OK button.
LCD display
ROM TEST ROM OK
ROM TEST ROM OK
RAM TEST
— 14 —
figure-1
figure-2
figure-3

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