Casio PX-410R

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Message on LCD
12. LCD check
1 Press “TEMPO UP” button.
* Turn on all segments.
13. LED check
1 Press “TEMPO DOWN” button.
* LEDs illuminate in the following order.
All turn on  Echo  Full Range  Fingered  CASIO Chord  Data Access  Drawbar  DSP
14. CARD check
1 Inset the SD card.
2 Press “-” button. SDC_CHK
3 It takes about 3 minutes until “CARD_OK” is displayed. CARD_OK
4 Remove the SD card.
15. DIAGNOSTIC PROGRAM IS FINISHED
1 Press “EXIT” button.
* Exit to normal operation mode.