Casio SF-5980 Specifications download pdf (Page 17)

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7 Wait about 45 ~ 50 seconds.

In the case of SF-5580,

LCD display ROM TEST ROM OK

RAM TEST 1 2 8 K OK

In the case of SF-5780,

ROM TEST ROM OK

LCD display RAM TEST 1 2 8 K OK

2N D

RAM TEST 1 2 8 K OK

, or

LCD display ROM TEST ROM OK

RAM TEST 2 5 6 K OK

In the case of SF-5980,

LCD display ROM TEST ROM OK

RAM TEST 5 1 2 K OK

● KEY CHECK

8 Press OK button.

ROM TEST ROM OK

LCD display RAM TEST XXX K OK

KEY TEST

9 Press any button. For example, press TEL button.

ROM TEST ROM OK

LCD display RAM TEST XXX K OK

KEY TEST TEL

After pressing any button, LCD displays a letter or a number correspond to its button.

Check all keys (buttons) in this way except to OK button.

● COMMUNICATION CHECK

0 Press OK button.

ROM TEST ROM OK

LCD display RAM TEST XXX K OK

KEY TEST XXX

1 COMM 2 ECHO

A Prepare another unit, then execute the procedure described above (1 ~ 10).

Another unit’s ROM TEST ROM OK

LCD display RAM TEST XXX K OK

KEY TEST XXX

1 COMM 2 ECHO

1 2 ... 12 13 14 15 16 17 18 19 20 21 22 ... 32 33

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Casio SF-5980 Specifications Page 17