Casio DX-500HG Service Manual And Parts List page 5

KEY OPERATION
No.
Press SZÓKÖZ
button after 1 ~ 2
7
seconds.
Press BEÍRÁS
button after 1 ~ 2
8
seconds.
Press BE
9 button after 1 ~ 2
seconds.
LCD DISPLAY
No display
Unit's power will be turned off.
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NOTES
No buzzer sound
No buzzer sound
No buzzer sound
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