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Main Board Schematic-01

Circuit Boards

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LCD PORT

ENCODER PORT

FKEY PORT

VER_SEL1

VER_SEL0

ERP_30MIN

ERP_OFF

NO ERP

HAVE ERP

TO FB

EMC

4：GND

3：D+

2：D-

SPI_FLASH

CODE

JTAG

RESET

USB

0R 0R

LDSY

MNT1

MNT2

MNT4

MNT3

R44

10K

R45

R47 1K

C57

10uf/16VSMT

1 2

C58

10uf/16VSMT

C59

0.1u

C10

0.1u

C11

0.1u

C12

0.1u

C92

0.1u

C93

0.1u

R89

4K7

R90

4K7

R8 4K7

2K7

C15

0.1u

C16

0.1u

C17

0.1u

C20

0.1u

C21

10uf/16VSMT

C14

0.1u

D27

IN4148

D25

IN4148

D26

IN4148

R17

10K

NC(10K)

R18

NC(10K)

R16

10K

1 8AR1-A

220R CRN164

AR1-B

220R CRN164

3 6AR1-C

220R CRN164

4 5AR1-D

220R CRN164

CN10

2.0*3H

CN1

2.0*7

#CE

#WP

GND

SCK

#HOLD

VCC

U65

MX25L6406EM2I-12G

0.1u

C37

0.1u

C43

0.1u

C44

0.1u

22R

C39

0.1u

RESET

GND

VCC

PLD3025CTA

VBUS

D-

D+

GND

SH1

SH2

USB1

SP1

R1 100R

R25 100R

R55 4K7

R57 4K7

VDD33

P2.0/ROWS0

P2.1/ROWS1

P2.2/ROWS2

GND

P2.3/ROWS3

P2.4/ROWS4

P2.5/ROWS5

P2.6/ROWS6

VDD33

P2.7/ROWS7

P2.8/ROWT0

P2.9/ROWT1

P2.10/ROWT2

P2.11/ROWT3

VDD12

VDD33

P0.20/I2S_LRCLK

P0.21/I2S_BCLK

P0.22/I2S_MCLK

P0.23/I2S_DATA0

GND

SPI0_RX/SPI0_DATA1

SPI0_HOLD/RESET/DATA3

SPI0_WP/DATA2

RST

VDD33

P0.19/SPI0_CS1

SPI0_CS0

SPI0_TX/DATA0

SPI0_CLK

VDD33

P0.3/INT1

P0.4/I2S_DATA1

P0.6/I2S_DATA3

P0.5/I2S_DATA2

P2.12/ROWT4

P0.7/I2S_DATA4

P2.13/ROWT5

P2.14/ROWT6

P2.15/ROWT7

VDD33

P0.24/SD_WP/SPI1_MOSI

P0.25/SD_CD/SPI1_MISO

P0.26/SD_DATA2/SPI1_CLK

P0.27/SD_DATA1/SPI1_CS0

P0.8/UART_RX2

P0.9/UART_TX2

P0.10/UART_RX1

P0.11/UART_TX1

VDD12

VDD33

P0.28/SD_DATA0/INT0

P0.14/SPI1_MOSI

P0.16/SPI1_CLK

P0.15/SPI1_MISO

P0.17/SPI1_CS0

P0.18/SPI1_CS1

VDD33

P1.17/LM1

VDD_EFUSE

VDD33

USB+

USB-

VDD12_OUT

VDD33

GND

VDD12

XOUT

XIN

VDD33

P1.0/LB0

P1.1/LB1

P1.2/LB2

P1.3/LB3

VDD33

P1.4/LB4

P1.5/LB5

P1.6/LB6

P1.7/LB7

VDD12

VDD33

P1.8/LB8

P1.9/LB9

P1.10/LB10

P1.16/LM0

VDD33

P0.12/UART_RX0

P0.13/UART_TX0

TEST_MODE

P0.0/SCL

P0.1/SDA

P0.29/SD_CLK/INT1

P0.30/SD_CMD/UART_RX1

P0.31/SD_DATA3/UART_TX1

VDD33

VDD12

GND

100

P1.18/LM2

101

DBG_TCK

102

P1.19/LM3

103

DBG_TMS

104

P0.2/INT0

105

GND

106

GND

107

VDD33

108

VDD12

109

P1.20/LM4

110

P1.21/LM5

111

P1.22/LM6

112

P1.23/LM7

113

P1.24/LM8

114

P1.25/LM9

115

P1.26/LM10

116

GND_ADC

117

AIN0

118

AVDD33

119

AIN2

120

AIN1

121

AIN3

122

RIGHT_IN/MIC2

123

LEFT_IN/MIC1

124

VDD33_AUDIO

125

VCOM

126

GND_AUDIO

127

RIGHT_OUT

128

LEFT_OUT

129

PAD

A1_4

CN8

2.0*5

CN9

2.0*5

1 8AR2-A 220R CRN164

AR2-B 220R CRN164

3 6AR2-C 220R CRN164

4 5AR2-D 220R CRN164

R10 100R

R59 100R

R60 100R

CN11

NC(2.0*3)

USB-MIDI

1 8AR4-A 220R CRN164

AR4-B 220R CRN164

3 6AR4-C 220R CRN164

4 5AR4-D 220R CRN164

C13

4.7uF/25VSMT

C22

0.1u

C41

0.1u

C42

0.1u

C63

0.1u

C64

0.1u

C65

0.1u

C66

0.1u

CN7

2.0*5

BLM18BD102SN1

C69

0.1u

C20.1u

C68

10uf/16VSMT

C60 10uf/16VSMT

R70

R4 0R

R22 0R

R24 0R

R63 0R

R64 0R

10K

R19

10K

R6210K

R6110K

R88

10K

C67

100pf

R72 10K

R71 10K

1 2

C71 1u

1 2

C72

C23

0.1u

10u 0603

1 8AR3-A 4K7 CRN164

AR3-B 4K7 CRN164

3 6AR3-C 4K7 CRN164

4 5AR3-D 4K7 CRN164

R3 0R

1 2

R39

12M

22pf

R71M

1 2

L3 102T

1 2

102T

18AL3-A

AL3-D

AL3-C

AL3-B

36 AR7-C

470R CRN164

AR7-B

470R CRN164

18 AR7-A

470R CRN164

45 AR7-D

470R CRN164

R20

4K7

R43

4K7

R51

4K7

R56

4K7

R73

4K7

R74

4K7

L5 NC

CN12

2.0*3H

HP_OUT

+1.2V

LED0

LED1

LED2

LED3

LED0_R

LED1_R

LED2_R

LED3_R

+5V

+3.3V

VER_SEL0

VER_SEL1

POWER_CTRL

+3.3V

VER_SEL0

+3.3V

VER_SEL1

KEY0

KEY1

KEY2

KEY3

VDD

DATA

V_GND

AD_IN0

AD_IN1

AD_IN2

AD_IN3

+3.3VA

GND_ADC

+3.3V

SPI0_D0

SPI0_D1

SPI0_D2

SPI0_D3

SPI0_CLK

SPI0_CS0

SPI0_D0

SPI0_D1

SPI0_D2

SPI0_D3

SPI0_CLK

SPI0_CS0

RESET

+3.3V

+3.3V_AUDIO

+3.3V

RESET

+3.3V

DEBUG_TMS

DEBUG_TCK

DEBUG_TMS

DEBUG_TCK

USB+

USB-

USB+

USB-

SCAN2

SCAN1

SCAN0

PWR_DET

AUDIO-MCU

+3.3V

XIN

XOUT

Brand	Alesis
Model	compactkit 4
Category	Drums
Language	English

Alesis compactkit 4 Service Manual

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