Casio LK-120 - Page 21

LK-120
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KEYBOARD LED CHECKD.
Press the “TONE” button to perform the “LED Check”. D-1.
Automatically the keyboard LEDs are lit.
Check the following points.
The conrmation chords sound and the LEDs are lit in the order indicated in the illustration •
below.
There should be no key of which LED brightness is too bright or too faint.•
1 2 3 4 5 6 7 8 9
10 11 12 13 14 15 16 17 18 19
LCD CHECKE.
Press the “STEP 1” button to perform the “LCD Check”. E-1.
The conrmation chord sounds and the display of the LCD is lit.
Press the “STEP 2” button. E-2.
The conrmation chord sounds and the display of the LCD is turned off.