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2. AC adaptor detection check.
1 Press "TONE" button.
2 When the instrument detects that an AC adaptor is plugged in, an OK sound
sounds. "ACJ OFF" appears and an NG sound sounds when the AC adaptor
is not plugged (when batteries are used).
3. Sustain jack check. (If no pedal, this check can be skipped)
1 Press "RHYTHM" button.
2 Press "Sustain pedal" .
3 Release "Sustain pedal" .
4 NG sound, "OFF" sound this case, must be audible.
4. Low Voltage detection check.
1 Press "DRAWBAR ORGAN" button.
2 OK sound must be audible.
5. MIDI IN/OUT check (If there is no MIDI cable, this check can be skipped)
1 Connect MIDI IN and MIDI OUT terminals with a MIDI cable.
2 Press "3" button.
3 Disconnect the MIDI cable.
6. ROM check
1 Press "INTRO/ENDING1" button.
2 OK sound must be audible.
7. Flash memory bus check
1 Press "INTRO/ENDING2" button.
2 OK sound must be audible.
8. DSP RAM check
1 Press "VARIATION/FILL-IN 2" button
9. CPU RAM check
1 Press "SYNCHRO/FILL-IN NEXT" button.
10. LED check
1 Press "TEMPO " button.
2 LEDs illuminate in the following order.
a . FULL RANGE
b . FINGERED
c . CASIO CHORD
d . DATA ACCESS
e . DRAWBAR ORGAN
f . DSP
11. LCD check
1 Press "TEMPO " button.
2 Turn on all segments of the LCD.
3 Press "BANK" button.
4 The area 3 turns as check pattern.
5 Press "REGISTRATION 1" button.
6 The area 3 turns as check pattern.
7 Press "REGISTRATION 2" button.
8 Half of characters in area 1 to D turn on.
9 Press "REGISTRATION 3" button.
— 15 —
Message on LCD
3 ACJ ON
3 SUS CHK
3 SUS ON
3 US OFF
3 VOLT HI
3 MIDI OK
4 ROM CHK
3 ROM OK
3 FMB CHK
3 FMB OK
3 DRAM OK
3 CRAM OK
3 LED CHK
3 LED END
Except area 3
Except area 3
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