Casio CTK-4200 - Using Auto Step Up Lesson; Automatic Lesson Progression and Features

CTK-4200
– 36 –
Sub PCB: M828-PSA1 (1/2)
(to BATTERY)
(to LEFT SPEAKER)
(to MDA1/CN1)
RIGHT SPEAKERBATTERYLEFT SPEAKER
PHONES (J1)
AUDIO IN (J3)DC 9.5 V IN (J2)
Not used