SCH02 DIR
GND LINE
POWER- LINE
POWER+ LINE
ANALOG AUDIO
DIGITAL AUDIO
STBY POWER
!
!
!
!
!
DIR2
For Distribution
ERROR/INT0
NPCM/INT1
MPIO_A0
M
PI
O
_B
2
M
PI
O
_B
3
M
PO
0
M
PO
1
DO
UT
LR
CK
BC
K
SC
KO
DGN
D
D
VD
D
M
DO
M
D
I
VI
NR
VI
NL
VCC
AD
AGN
DA
D
VC
O
M
FL
T
VC
C
AGN
D=
DGN
D
TX
O
TX
I
GN
DR
X
CD
DIR_CLK
DIR_CE
MODE
SDATA
LRCK
SCLK
OPT1
RST
OPT2
VDDRX
MPIO_A1
MPIO_A2
MPIO_A3
MPIO_C0
MPIO_C1
MPIO_C2
MPIO_C3
MPIO_B0
MPIO_B1
CPVDD
CAPP
CPGND
CAPM
VNEG
OUTL
OUTR
AVDD
AGND
DEMP
DVDD
DGND
LDOO
XSMT
FMT
LRCK
DIN
BCK
SCK
FLT
CLK
OUTB4
OUTA4
OUTA1
OUTB1
OUTA2
OUTB2
OUTA3
OUTB3
ADR1
REF_A
REF_B
V+
REF
INA4
INB4
INB1
INB2
V-
INA3
INB3
ADR0
INA1
NC
INA2
NC
NC
NC
DATA
NC
NC
NC
TO PF60 (TO LEGO)
V+
V-
V+
V-
From INPUT
O
PT
_1
DGN
D
O
PT
_
2
+
3.
3V
_O
PT
NC
A+5V
A+5V
AGND
TU_RST
TU_INT
TUN_R
TUN_L
TU_SCL
TU_SDA
TU_CE
AGND
Fr
om
IN
PU
T
ERROR/INT0
NPCM/INT1
MPIO_A0
M
PI
O
_B
2
M
PI
O
_B
3
M
PO
0
M
PO
1
DO
UT
LR
CK
BC
K
SC
KO
DGN
D
D
VD
D
M
DO
M
D
I
VI
NR
VI
NL
VCC
AD
AGN
DA
D
VC
OM
FL
T
VC
C
AGN
D=
DGN
D
TX
O
TX
I
GN
DR
X
DIR_CLK
DIR_CE
MODE
SDATA
LRCK
SCLK
OPT1
RST
OPT2
VDDRX
MPIO_A1
MPIO_A2
MPIO_A3
MPIO_C0
MPIO_C1
MPIO_C2
MPIO_C3
MPIO_B0
MPIO_B1
DIR1
D
IR
2S
_M
LC
KO
D
IR
2S
_B
CK
O
D
IR
2S
_L
RC
KO
DI
R2
S_
DA
TA
O
TUN_L
TUN_R
VIN2_R
VIN2_L
VIN1_L
VIN1_R
DAC_OUT_L
DAC_OUT_R
(PAGE 2_B3)
TO MCU PIN39~44
(PAGE 2_D5)
FROM MCU PIN107
FROM MCU PIN106
(PAGE 4_C1)
(P
AG
E
2_
C3
)
FR
O
M
M
CU
P
IN
61
(PAGE 2_D6)
FROM PF80_PIN19
(PAGE 2_D6)
FROM PF80_PIN19
(PAGE 3_D4)
(PAGE 2_D5)
FROM MCU_PIN104
(PAGE 2_C5)
FROM MCU_PIN110
(PAGE 2_C3)
(PAGE 2_D5)
TO TAS5558
(PAGE 2_D5)
(PAGE 4_A5)
(PAGE 2_D5)
FROM PF60 (FROM LEGO)
(PAGE 3_D4)
(PAGE 2_D5)
(PAGE 3_D2)
(PAGE 3_B2)
(PAGE 3_C2)
(PAGE 3_B2)
(PAGE 2_B5)
(PAGE 2_D5)
FROM IC20_13PIN
USBD+
VBUS
FRONT USB PCB
VBUS
-DATA
+DATA
DGND
DGND
DGND
FR
O
M
N
ET
W
O
RK
P
CB
AC INLET PCB
L
N
USBD-
CD
(PAGE 3_B2)
NC
(P
AG
E
3_
A3
)
(P
AG
E
3_
D3
)
+7.5VA
-7.5VA
105
De
gr
ee
105
De
gr
ee
105
De
gr
ee
C41
6
0.
1
C417
4700P
C41
8
0.
068
uF
R45
3
68
0
C41
9
220
/6
.3
V
C42
0
0.
1
C42
3
16
V/
22
uF
C42
4
0.
1
C42
5
0.
1
C42
6
0.
1
R45
4
1k
C42
7
16
V/
22
uF
C42
8
0.
1
R45
5
33
R45
6
33
R45
7
33
R45
8
33
48
47
46
45
44
43
42
41
40
39
38
37
36
35
34
33
32
31
30
29
28
27
26
25
24
23
22
21
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
IC38
PCM9211PTR
R45
9
0
R46
0
0
R46
1
0
R46
3
0
R464
0
R465
0
R46
8
10
K
R50
5
10
K
R506
10K
R507
0
C429 100P
C431 100P
C432 100P
C433 100P
C43
4
150
uF
/10
V
C43
5
150
uF
/10
V
L230
60
C248
0.1
R508
0
R509
10K
R510
0
C249
0.1
R205
0
R206
0
R20
7
0
R35
4
0
R36
5
33
R37
4
33
R37
5
33
C48
8
0.
1
C48
5
0.
1
C48
6
0.
1
C487
2.2/6.3V
C48
9
2.
2/
6.
3V
R380 470
R381 470
C49
2
2200
P
C49
3
2200
P
C49
0
0.
1
C49
1
10
/6
.3
V
1
2
3
4
5
6
7
8
9
10
11
12
15
16
17
18
19
20
14
13
IC39
PCM5100APWR
R327
0
R322
10K
R38
2
10
K
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
IC30
CVINJU72751AV
R376
0
R282 0
R390 0
R438 0
R481 0
R482 0
R483 0
R484 47
R202 47
C205
16V/10uF
C207 16V/10uF
C208
16V/10uF
C215
16V/10uF
8
7
6
5
4
3
2
1
IC35
CVINJM4580CG
C48
3
0.
1
C48
4
0.
1
C479
16V/10uF
C480
16V/10uF
8
7
6
5
4
3
2
1
IC
36
CVINJM4580CG
C48
1
0.
1
C48
2
0.
1
L227
0
L226
0
C477
16V/10uF
C478
16V/10uF
R306
100
R307
100
C247
0.1
C389
0.1
R385
0
R386
0
C49
4
16
V/
10
uF
C49
7
16
V/
10
uF
D233
1N4148
D234
1N4148
R51
4
1.
5K
R51
3
1.
5K
C49
5
16
V/
10
uF
C49
8
16
V/
10
uF
C49
6
16
V/
10
uF
C49
9
16
V/
10
uF
R512
10
R515
10
L201 60
L203 60
C39
0
16
V/
10
uF
C39
9
16
V/
10
uF
1
5
4
2
OE
VCC
GND
A
Y
3
1
2
3
4
5
IC33
CVISN74LVC1G125DBV
R275 1K
R277
100
R298
100
C31
4
50
V/
47
pF
C44
5
0.
01
C44
6
0.
1
1
5
4
2
OE
VCC
GND
A
Y
3
1
2
3
4
5
IC34
CVISN74LVC1G125DBV
R334 1K
R336
100
R338
100
C44
7
50
V/
47
pF
C44
8
0.
01
C44
9
0.
1
R383
OPEN
R384
OPEN
5
4
3
2
1
BN16
CWB1B00508047002
Q210
RT1P141C
Q209
RT1N141C
1
2
3
4
5
6
7
8
9
10
11
PF15
CJP11GA193ZY
R24
7
10
K
R24
6
10
K
R24
4
10
K
R24
5
O
PE
N
R24
2
O
PE
N
L214
60
C36
8
0.
1
C2914700P
C29
7
0.
068
uF
R47
0
68
0
C39
5
6.
3V
/220
uF
C36
4
0.
1
R40
5
10
0
C28
5
18
P
C28
6
18
P
R312 1M
C38
5
16
V/
22
uF
C36
2
0.
1
C36
6
0.
1
C36
7
0.
1
R40
8
1k
C38
4
16
V/
22
uF
C36
3
0.
1
R44
2
33
R44
5
33
R44
4
33
R44
3
33
48
47
46
45
44
43
42
41
40
39
38
37
36
35
34
33
32
31
30
29
28
27
26
25
24
23
22
21
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
IC37
PCM9211PTR
R35
0
0
R35
1
0
R46
9
0
R34
9
0
R466
0
R467
0
R29
7
10
K
R29
6
10
K
R236
10K
R353
0
C238 100P
C239 100P
C240 100P
C241 100P
C39
2
150
uF
/10
V
C39
7
150
uF
/10
V
L219
60
X201 24.576M
C476
0.1
R344
33
R243
10K
R366
0
C375
0.1
R367
33
R368
0
R45
1
0
R34
0
0
R34
1
0
R34
2
0
R35
2
0
R211
0
C376
16V/10uF
C377
16V/10uF
C403
16V/10uF
C404
16V/10uF
R53
2
47
K
R25
9
47
K
R35
6
47
K
R37
9
47
K
R308
2.2K
R309
2.2K
R270
0
R269
0
C22
6
50
V/
0.
22
uF
C22
8
50
V/
0.
22
uF
C41
5
50
V/
0.
22
uF
C43
6
50
V/
0.
22
uF
R220
300
R232
300
IN
OU
T
AD
J
3
2
1
IC31
LM317DCYR-ADJ
VO
UT
VI
N
AD
J
3
2
1
IC32
LM337IMPXNOPB-ADJ
R281
0
R305
0
C44
4
10
/6
.3
V
C45
2
10
/6
.3
V
C45
3
10
/6
.3
V
1
2
3
4
5
CN63
CJP05GI236ZW
4
3
2
1
JK60
CJJ9X041ZD
R51
1
2.
2K
L242
60
D
23
6
O
PE
N
C46
6
10
V/
220
uF
C46
1
0.
1
C46
0
0.
1
C46
2
0.
01
C46
4
1000
pF
C45
8
0.
01
C45
9
1000
P
C46
3
0.
1
C46
5
16
V/
10
uF
2
1
4
3
LF92
CLZ9Z257Z
5.0A/5mH
RX
93
1.
5M
RX
94
1.
5M
RX
91
1.
5M
RX
92
1.
5M
CX
91
275
VA
C/
0.
22
uF
1
2
CN90
CJP02KA060ZY
JK90
CJJ8A028ZD
R31
0
33
R38
7
33
R38
8
33
R38
9
33
R39
1
33
R39
2
33
R39
3
33
R39
4
18
0
1
2
3
4
X202
COX22579I150SP
C45
7
0.
1
R39
6
O
PE
N
R47
3
0
R27
1
15
K
R26
6
15
K
R49
7
15
K
R49
8
15
K
R499
470K
R500
470K
R501
470K
R502
470K
R503
0
R504
0
1
2
3
4
LF91
CLZ9Z087Z
3.0A/126uH
F901
KJCFC5S
VT
91
CR
VS
VC
561
D
14
A
D
IR
2_I
N
T0
+3.3VD
D
IR
2_
D
O
D
IR
2_
D
I
D
IR
2_
CL
K
D
IR
2_
CE
DGND
D
IR
2_
RS
T
AGND
+5VD
+3.3VD
5100RST
5100
D
EE
M
P
OPT_1_OUT
A_58_SDA
A_58_SCL
AGND
AGND
AGND
AGND
DGND
OPT_1_OUT
OPT1_DET
+3.3VD
DGND
DGND
OPT_2_OUT
OPT2_DET
+3.3VD
DGND
+3.3V_CPU
DGND
OPT_PWR_CONT
DGND
AGND
TU_SCL
TU_SDA
TU_CE
TU_RST
TU_INT
+5VD
+3.3VD
AGND
DGND
D
IR
_C
LK
D
IR
_C
E
D
IR
_D
O
D
IR
_D
I
D
IR
_N
PC
M
D
IR
_I
N
T0
D
IR
_R
ST
OPT_1_OUT
D
IR
1M
_M
LC
KO
D
IR
1M
_S
CL
KO
D
IR
1M
_L
RC
KO
D
IR
1M
_S
D
A
TA
O
+3.3VD
AUX_L
AUX_R
DGND
+5VD
+12V
-12V
DGND
CHGND
OPT_2_OUT
CD_SPDIF
A
IO
S4_
M
CL
KO
A
IO
S4_
SD
O
U
T_I2
S_
0
A
IO
S4_
LR
CK
_I2
S_
0
A
IO
S4_
SC
LK
_I2
S_
0
CD_SPDIF
OPT_2_OUT
D
IR
2M
_D
A
TA
O
D
IR
2M
_L
RC
KO
D
IR
2M
_B
CK
O
DGND
+3.3VD
D
IR
2_
TX
I
D
IR
2_
TX
I
AGND
AGND
AGND
AGND
AGND
0A
1A
3A
A4
A5
A6
BN16
PF15
CN63
CN90
Before Servicing
This Unit
Electrical
Mechanical
Repair Information
Updating
10