Specifications

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6. OPERATION CHECK
REMARKS:
1. Executing this check clears the data stored in the Digital Diary. If you do not want them to
be cleared, you should store them in another Digital Diary (SF-5580RS/-5780RS) referring to
the “5. Data communications” in this manual.
2. You cannot put out the light from EL while executing this check.
■ LCD CHECK
1 Press button on the rear panel while press-
ing button on the front panel.
LCD display appears as shown right.
figure-1
2 Press button four times.
LCD display appears as shown right.
figure-2
3 Then press button.
LCD display appears as shown right.
figure-3
4 Press button again.
LCD display appears as shown in the figure-1 again.
■ ROM CHECK
5 Wait 4 to 5 seconds, then press button.
LCD display ROM TEST ROM OK
■ RAM CHECK
6 Press button.
LCD display ROM TEST ROM OK
RAM TEST
figure-1
figure-2
figure-3