Casio CDP-120

CDP-120
– 2 –
BLOCK AND WIRING DIAGRAM
KEYBOARD PCB
(M914-KYA1)
MAIN PCB
(M914-MDA1)
POWER AMP PCB (M914-PSA1)
KEYBOARD PCB
(M914-KYB1)
KEYBOARD PCB
(M914-KYC1)
POWER SWITCH
(SW1)
DC 12 V (J3)
CN802 (16 pin) CN804 (16 pin) CN805 (16 pin)
CN803 (30 pin)
CN14 (30 pin)
CN11 (11 pin)
CN3 (11 pin)
CN2 (2 pin)
CN1 (2 pin)
CN20 (5 pin)
CN4 (5 pin)
USB
PHONES (J2)
PEDAL (J5)
SPEAKER (L)
SPEAKER (R)
MAIN VOL. (VR1)
CN19 (4 pin)
CN801 (16 pin)
FI0~FI10,
SI0~SI10,
KC0~KC7
LOUT, ROUT
KI0~KI2, KC0, KC1
PEDAL,
APO, POFF,
MUTE, MIC IN
MPU
IC7
Headphones
Amplifier
IC1
Power
Amplifier
IC2
MA1~MA22
MD0~MD15
Flash Memory
(64 Mbit)
IC2
Filter
IC5
Power Supply Circuit
IC6, C24, C25,
C27, C33, C35
VD3
VCP
Power
Supply Circuit
IC3, Q4, D1
Power Supply Circuit
IC3, Q4, D1,
C40~C45
VA5
VD5
VD5VA5
LOUT
ROUT
D2
BUTTONS