Block And Wiring Diagram - Casio PX-330BK 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
Q7, C107-C113
CN3 (14 pin)
VD3 VA3
SUB PCB
CN202 (14 pin)
(M900-PSA1)
VD5 VA12 VA5
POWER SUPPLY
CIRCUIT
IC203, Q207, D203,
D204, C231,
C233-C237, C239
VCP
CN211
12 V
DC IN
(J202)
POWER
SWITCH
MIDI
(CN216)
JACK PCB (M901-JKA1)
LINE IN L/MONO (J501)
LINE IN R (J502)
LINE OUT L/MONO (J503)
LINE OUT R (J504)

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
CN5
(5 pin)
CN11 (7 pin)
CN3 (7 pin)
PEDAL
CONSOLE PCB
(M901-CNA1)
BUTTONS
PEDAL
(J204) (J203)
FILTER
IC205
CN215 (5 pin)
CN501 (5 pin)
KEYBORAD PCB
(MACP-KYC1)
CN601 (12 pin)
CN801 (12 pin)
CN802 (20 pin)
KEYBORAD PCB (MACP-KYD1)
KI0-KI10,
KO0-KO-7, NC
CN2 (20 pin)
KEY CONTROLLER
IC14
USB (CN9)
EA1-EA17
SRAM (2 Mbit)
IC3
ED0-ED8
BUTTON
CONTROLLER
LSI1
CN2 (16 pin)
CN601 (16 pin)
FILTER
IC204
HEADPHONE
AMPLIFIER
POWER
IC201
AMPLIFIER
CN206 (4 pin)
CN601 (4 pin)
PHONES
(J601, J602)
JACK PCB (M900-HPA1)
– 3 –
KEYBORAD PCB
(MACP-KYC2)
CN602 (12 pin)
CN803 (12 pin)
PITCH SD CARD PCB
BEND
(M810-SDA1)
CN6 (3 pin) CN751 (8 pin)
CN7 (8 pin)
A1-A23
NOR FLASH MEMORY
(512 Mbit)
IC6
D0-D15
D0-D15
A1-A21
FCRAM
(32 Mbit)
IC7
D0-D15
LCD
CONTROLLER
LSI2
CONSOLE PCB
CN1 (17 pin)
(M901-LCA1)
CONSOLE PCB
CN602 (17 pin)
(M901-CNA2)
BUTTONS
ROUT
LOUT VOLUME PCB
(M901-CNA3)
CN214
CN213
IC202
CN205
CN209
SPEAKERS &
TWEETERS
LCD
RT
R
L
LT