GND LINE
POWER- LINE
POWER+ LINE
STBY POWER
Digital Signal Analog Signal
GND
LEGO MODULE
VOL_CL
VUSB
D-
D+
GND
GND
VOL_DA
AUX_DETECT
MCU_RESET
VD_BUTTON_CORE
VU_BUTTON_CORE
MUTE_LED
MUTE_BUTTON_CORE
UART_RX_1
NETWORK_R
Tool0_Tx
NETWORK_G
NETWORK_B
PLD_TDO
AIOS_I2S(OUT)
NC/SP_PROTECT
AIOS_SCLK(OUT)
AIOS_MCLK
AIOS_LRCLK(OUT)
WPS_LED_ON
PLD_TMS
8V_ON/OFF
SPI_MISO
SPI_CLK
USB_DN0
MB_TYPE
USB_DP0
MB_REVISION
STBY_STATUS
CONNECT BUTTON CORE
SPI_IRQ
+5V_E
SPI_MOSI
nSS1
CORE_EASY_SET_TX2
CORE_EASY_SET_TX
USB HPEN_0
EXT_RESET_CORE
DIR_SCL
BI
AS_DETECT
TPO-
TPI+
TPO+
TPI-
VUSB
D-
D+
GND
PLD_TDI
PLD_CS
PLD_DA
PLD_CK
DGND
+5V_D
NET_LED_R
NET_LED_G
NET_LED_B
GND
IN
IN
EN/OC
OUT
OUT
OUT
LINK AMP
R417
MB_TYPE
5.1K 2.7K
TRIGGER_OUT/SP_MUTE
PREOUT_MUTE
MCU
PART
PLD
PART
TO FRONT LED PCB
USB JACK
RJ45 JACK
CONNECT
PART
DIR_SDA
IR_OUT (Only LINK+)
+5V_E
+5V_E
GND
GND
DAMP_FAULT (Only AMP+)
GND
GND
AIOS_LRCLK_IN
AIOS_I2S(IN)
AIOS_SCLK_IN
GND
GND
GND
GND
GND
GND
WAKE_UP_MODULE
VCC
ADDR
RESET
P0
P1
P2
P3
GND P4
P5
P6
P7
INT
SCL
SDA
VCCP
PLD_TCK
DA
MP_CSD
Reserved
Reserved
AIOS_LRCLK
Reserved
AIOS_SCLK
Reserved
EEP_SDA
EEP_SCL
DAMP_CSD
MB_TYPE_2
NET_STBY_ON /ENABLE_LEDs /ADC_BIAS
1 2
R419
MB_REVISION
300 1K
LINK AMP
R450
MB_TYPE_2
300 300
3.9K 2.7K
3 4
GND
SDA
SCL
RST
VCC
NC
NC
NC
GND
R411
33
R406
33
R423
33
R413
0
R414
0
R420
0
R421
0
R424
0
R425
0
R426
0
R427
0
C404
50V/0.01uF
D404
OPEN
R418
10K
R416
10K
R419
3.9K
R417
1234
JK43
CJJ9X013ZL
1
2
3
4
5
6
7
8
910
JK42
CJJ9L029Z
R432
OPEN
C411
25V/0.022uF
1 2
34
L403
90R/330mA
1 2
34
L404
90R/330mA
D405
OPEN
D406
OPEN
D407
OPEN
D408
OPEN
C415
OPEN
C407
OP
EN
L401
OPEN
L402
OPEN
R431
OPEN
R430
OPEN
R429
OPEN
R428
OPEN
C403
50V/0.01uF
D403
OPEN
C402
50V/0.01uF
D402
OPEN
C401
50V/0.01uF
D401
OPEN
C416
OPEN
C410
OPEN
C408
OPEN
C409
OPEN
L408
120
1 2 3 4
5678
IC41
BD82065FVJ-E2
C423
16V/0.1uF
C424
OPEN
C425
OPEN
R438
OPEN
C426
16V/1uF
C427
16V/1uF
C429
OPEN
R440
10K
R443
10K
R448
33
1 2 3 4 5
CN43
C430
OPEN
C431
OPEN
C432
OPEN
C433
50V/0.1uF
R454
OPEN
R455
OPEN
R456
33
R457
OPEN
R459
33
R460
33
R461
33
R462
33
R463
33
R464
33
R465
33
R466
33
R467
33
R468
33
R469
33
R475
0
R479
33
C435
OPEN
66
65 63
64
61
62 32
31
34
3335
36
37
38
39
40
41
4244
4345
4656
55 53
54 52
51
50
49
48
47
58
57
60
59 29
30
27
28
17
18
19
20
21
2224
2325
26 16
15 13
14 12
11
10
9
8
7
6
5 3
4
1
2
79
80
77
78
75
76
73
74
71
72
69
70
67
68
CN41
CJP80GA369ZR
R403
33
R404
33
R409
0
12345678
9 10 11 12 13 14 15 16
IC42
CVITCA6408APWR
R470
OPEN
R471
OPEN
R472
OPEN
R473
OPEN
R483
10K
R484
10K
R485
10K
R486
10K
C405
16V/10uF
C406
16V/0.1uF
R449
10K
R450
300
R407
OPEN
R415
OPEN
R422
OPEN
R433
OPEN
R434
OPEN
R401
OPEN
R439
10K
R441
OPEN
R442
10K
R437
OPEN
R436
10K
R402
OPEN
R435
OPEN
G
S
D
Q405
CVTNTR4501NT1G
G
S
D
Q407
CVTNTR4501NT1G
G
S
D
Q403
CVTNTR4501NT1G
G
S
D
Q404
CV
TNTR4501NT1G
G
S
D
Q406
CVTNTR4501NT1G
Q401
2SA1576A
Q402
2SA1576A
R497
100
R496
100
R495
100
R494
100
R493
100
R477
47K
R478
47K
R498
220K
R476
220K
R499
220K
R491
10K
R492
10K
R447
OPEN
D409
OPEN
C412
50V/0.01uF
R487
OPEN
R488
OPEN
R489
OPEN
R490
OPEN
R458
33
T3
T1
T2
T4
1 5
4
2
NC VCC
GND
IN A
OUT Y
3
IC44
TC7SGU04FE
R480
33
R482
OPEN
R481
OPEN
C436
16V/0.1uF
C437
OPEN
Q408
OPEN
Q409
OPEN
R501
OPEN
R502
OPEN
R504
OPEN
R503
OPEN
R505
4.7K
R506
4.7K
C438
16V/1uF
C439
16V/1uF
C440
16V/1uF
R507
10K
R508
OPEN
R509
10K
R510
10K
R511
33
9
8765
4 3 2 1
IC43
23671011050AS_DM
+5V_D
DGND
DGND
+3.3V_E
DGND
DGND
DGND
+5V_D
LEGO
EXT_RESET_CORE
NSS1
SPI_MOSI
SPI_IRQ
CONNECT_BUTTON_CORE
STBY_STATUS
SPI_CLK
SPI_MISO
MCU_RESET
VD_BUTTON_CORE
VU_BUTTON_CORE
MUTE_LED
MUTE_BUTTON_CORE
UART_RX_1
TOOL0_TX
CORE_DATAI
CORE_DATAO
CORE_BCK
CORE_MCK
CORE_LRCK
CORE_EASY_SET_TX
CORE_EASY_SET_TX2
BIAS_DETECT
AUX_DETECT
DIR_SCL
DIR_SDA
WAKE_UP_MODULE
PREOUT_MUTE
VOL_DA
VOL_CL
DAMP_FAULT
SP_PROT
DAMP_CSD
PLD_CK
PLD_DA
PLD_CS
PLD_TCK
PLD_TDI
PLD_TMS
PLD_TDO
BIAS_DETECT
EXT_RESET_CORE
VU_BUTTO
N_CORE
MUTE_BUTTON_CORE
PLD_CS
CONNECT_BUTTON_CORE
CORE_EASY_SET_TX2
CORE_EASY_SET_TX
MUTE_LED
VOL_DA
PLD_CK
AUX_DETECT
VOL_CL
MCU_RESET
SP_PROT
8V_ON/OFF
PLD_DA
SPI_IRQ
PREOUT_MUTE
VD_BUTTON_CORE
STBY_STATUS
PLD_TDO
USB_HPEN_0
UART_RX_1
TOOL0_TX
SPI_MOSI
SPI_CLK
TPI+
SPI_MISO
CORE_MCK
NETWORK_R
NETWORK_G
NETWORK_B
TPI-
TPO+
TPO-
NSS1
USB_DP0
USB_DN0
DIR_SCL
DIR_SDA
CORE_DATAI
CORE_DATAO
TRI_OUT/SP_MUTE
DGND
+3.3V_D
NET_STBY_ON/ENABLE_LEDS/ADC_BIAS
+3.3V_
E
IR_OUT
IR_OUT
CORE_LRCK
CORE_BCK
DIR1_ADC_BCK
DIR1_ADC_LRCK
+5V_D
REAR_LED
REAR_LED_R
REAR_LED_G
REAR_LED_B
TPO+
TPO-
TPI+
TPI-
DIR1_ADC_LRCK
DIR1_ADC_BCK
PLD_TCK
PLD_TDO
PLD_TDI
PLD_TMS
PLD_CK
PLD_DA
PLD_CS
CORE_DATAI
CORE_DATAO
CORE_BCK
CORE_MCK
CORE_LRCK
CORE_EASY_SET_TX
CORE_EASY_SET_TX2
USB_HPEN_0
USB_DP0
USB_DN0
DGND
DGND
DGND
DGND
WPS_LED_ON
REAR_LED
PLD_TMS
PLD_TDI
PLD_TCK
DAMP_CSD
DIR_SDA
DIR_SCL
DGND
+3.3V_E
DGND
RESET
TOOL0_TX
UART_RX_1
MUTE_BUTTON_
CORE
MUTE_LED
VU_BUTTON_CORE
VD_BUTTON_CORE
MCU_RESET
SPI_MISO
SPI_CLK
STBY_STATUS
CONNECT_BUTTON_CORE
SPI_IRQ
SPI_MOSI
NSS1
EXT_RESET_CORE
DIR_SCL
DIR_SDA
IR_OUT
PREOUT_MUTE
VOL_DA
VOL_CL
DAMP_FAULT
SP_PROT
DAMP_CSD
WAKE_UP_MODULE_0
WAKE_UP_MODULE_0
DGND
+3.3V_E
NET_STBY_ON/ENABLE_LEDS/ADC_BIAS
REAR_LED_R
AIOS_LRCLK
AIOS_SCLK
AIOS_LRCLK
AIOS_SCLK
AIOS_LRCLK
AIOS_SCLK
DGND
+3.3V_D
DAMP_FAULT
WPS_LED_ON
REAR_LED_B
REAR_LED_G
NETWORK_B
NETWORK_G
NETWOR
K_R
AIOS_LRCLK_IN
AIOS_SCLK_IN
AIOS_LRCLK_IN
AIOS_SCLK_IN
AIOS_LRCLK_IN
AIOS_SCLK_IN
AUX_DETECT
BIAS_DETECT
REAR_LED_B
REAR_LED_G
REAR_LED_R
REAR_LED
DGND
AIOS_RESERVED
AIOS_RESERVED
AIOS_RESERVED
2A
TO A2
1B
TO B1
2B
TO B2
3B
TO B3
4B
TO B4
CN43
TO BN43
SCHEMATIC DIAGRAMS (4/8)
SCH04_DIGITAL 4
43
1
2 3 4 5 6 7 8 9 10 11 12 13 14 15 16
A
B
C
D
E
F
G
H
J
K
L
M
A
B
C
D
E
F
G
H
J
K
L
M
1
2 3 4 5 6 7 8 9 10 11 12 13 14 15 16
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