Block And Wiring Diagram - Casio CDP-130 Service Manual & Parts Manual

Keyboard PCB
(M914-KYA1)
CN801 (16 pin)
Main PCB
(M914-MDA1)
KI0~KI2, KC0, KC1
LOUT, ROUT
Filter
IC5
CN20 (5 pin) CN11 (11 pin)
CN3 (11 pin)
VA5
Power Supply Circuit Power
Supply Circuit IC3, Q4, D1,
C40~C45
IC3, Q4, D1
DC 12 V (J3)
CN4 (5 pin)

BLOCK AND WIRING DIAGRAM

Keyboard PCB
(M914-KYB1)
CN802 (16 pin)
CN803 (30 pin)
CN14 (30 pin)
FI0~FI10,
SI0~SI10,
KC0~KC7
MPU
IC7
PEDAL,
APO, POFF,
MUTE, MIC IN
Power Supply Circuit
VA5
VD5
IC6, C24, C25,
C27, C33, C35
DAMPER PEDAL
(J5)
LOUT
VD5
ROUT
POWER SWITCH
D2
VCP
BUTTONS
CN804 (16 pin)
USB (CN19)
VD3
Power & Amp PCB (M914-PSA1)
PHONES/OUTPUT
Headphones
Amplifier
MAIN VOL. (VR1)
Amplifier
– 2 –
CDP-130
Keyboard PCB
(M914-KYC1)
CN805 (16 pin)
MA1~MA22
Flash Memory
(64 Mbit)
IC2
MD0~MD15
(J2)
IC1
SPEAKER (L)
CN1 (2 pin)
Power
IC2
CN2 (2 pin)
SPEAKER (R)