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

KEYBORAD PCB
(MACP-KYB2)
CN803 (14 pin)
KEYBORAD PCB
(MACP-KYA2)
CN802 (14 pin)
KEYBORAD PCB
(MACP-KYB1)
MAIN PCB
FI0-FI10, SI0-SI10, KC0-KC7
(M900-MDA1)
SDD0-SD015
SDA0-SDA12, SDBA0, SDBA1
SDRAM
(256 Mbit)
IC2
POWER SUPPLY
CIRCUIT
VD5
IC1, Q7, C107-C113
VD3 VA3
SUB PCB
CN202 (10 pin)
(M900-PSA1)
VD5 VA12 VA5
VD5
VA12
POWER SUPPLY CIRCUIT
IC203, Q207, D203, D204,
C231, C233-C237, C239
VCP
12 V
DC IN
(J202)
CN211
POWER
SWITCH

BLOCK AND WIRING DIAGRAM

KEYBORAD PCB
(MACP-KYA1)
CN601 (14 pin)
CN602 (14 pin)
CN603 (20 pin)
CN801 (20 pin)
CN804 (30 pin)
CN1 (30 pin)
MPU
IC5
DAC
IC13
CONSOLE PCB
CN12 (10 pin)
(M900-CNA1)
DAMPER
PEDAL (J204)
KEYBORAD PCB
(MACP-KYC1)
CN601 (12 pin)
CN801 (12 pin)
CN802 (20 pin)
KI0-KI10,
KO0-KO-7, NC
CN2 (20 pin)
KEY
CONTROLLER
IC14
CN4 (12 pin)
CN601 (12 pin) BUTTONS
ROUT
HEADPHONE
AMPLIFIER
POWER
IC201
AMPLIFIER
IC202
CN206 (4 pin)
JACK PCB
CN601 (4 pin)
(M900-HPA1)
PHONES (J601, J602)
– 2 –
KEYBORAD PCB
(MACP-KYC2)
CN602 (12 pin)
CN803 (12 pin)
KEYBORAD PCB
(MACP-KYD1)
USB
CN5 (5 pin)
(CN9)
NOR
A1-A23
FLASH MEMORY
(256 Mbit)
D0-D15 D0-D15
IC6
A1-A21
PSRAM
(32 Mbit)
IC7
D0-D15
LOUT
VOLUME PCB
(M900-CNA2)
SPEAKERS
CN213
CN205
PEDAL
(R)
(L)