DOWNLOAD Sony HT-CT550W / STR-CT550WT Service Manual ↓ Size: 3.1 MB | Pages: 64 in PDF or view online for FREE

Model
HT-CT550W STR-CT550WT
Pages
64
Size
3.1 MB
Type
PDF
Document
Service Manual
Brand
Device
Audio
File
ht-ct550w-str-ct550wt.pdf
Date
PREV: Sony HT-CT550W / SA-WCT550W Service Manual

Sony HT-CT550W / STR-CT550WT Service Manual ▷ View online

STR-CT550WT
STR-CT550WT
17
17
5-6.  SCHEMATIC  DIAGRAM - HDMI Board (1/2) -
• See page 15 for Waveforms.   • See page 40 for IC Pin Function Description.
BOARD
HDMI
(2/2)
3
1
3.3
0
3.3
3.3
1.2
0
2.3
2.3
0
2.3
0
2.3
0
2.3
0
2.3
0
2.3
0
2.3
2.3
1.2
3.3
2.3
2.3
2.3
2.3
2.3
2.3
2.3
2.3
2.3
2.3
0
0
0
3.3
1.2
2.3
1.2
2.3
3.3
2.3
2.3
2.3
2.3
2.3
2.3
2.3
2.3
2.3
2.3
2.3
2.3
2.3
2.3
2.3
2.3
0
0
0
0
0
0
0
0
0
0
0
0
1.8
1.8
1.1
5
0.4
1.4
2.1
3
3.3
3
1.2
3.3
3.3
1.2
1.5
1.5
1.2
0
0
0
0
0
0
0
0
3.3
1.2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
3.3
0.1
C3559
0.1
C3558
0.1
C3557
0.1
C3529
0.1
C3521
0.1
C3522
0.1
C3530
47
R3567
47
R3578
1M
R3587
7p
C3544
7p
C3543
0.1
C3560
1SS367-T3SONY
D3000
1SS367-T3SONY
D3001
10k
R3015
R3650
R3651
220
R3579
220
R3583
56
R3658
47
R3665
4.7k
R3666
10uH
L3508
10uH
L3509
10uH
L3510
0.1
C3662
0.1
C3663
0.1
C3664
0.1
C3665
0.1
C3666
0.1
C3667
0.1
C3668
47
R3681
0.1
C3676
3.3k
R3711
3.3k
R3712
0.1
C3696
0.1
C3697
22
R3517
22
R3518
22
R3520
22
R3521
R3510
22
R3511
22
3.3k
R3713
R3676
4.7k
47
R3678
100
R3679
4.7
C3673
56
RB3500
IC3500
SII9233ACTU
1
RSVDNC
2
APVCC12
3
XT
AL
VCC33
4
XT
ALOUT
5
XT
ALIN
6
XT
ALGND
7
IOVCC33
8
CVCC12
9
RSVDNC
10
RSVDNC
11
RSVDL
12
GPIO0
13
GPIO1
14
GPIO2
15
RSVDNC
16
GPIO4
17
GPIO5
18
RSVDNC
19
GPIO6
20
GPIO7
21
RESET#
22
INT
23
CSCL
24
CSDA
25
CI2CA
26
CEC_A
27
CEA_D
28
SBVCC5
29
R0PWR5V
30
HPD0
31
DSCL0
32
DSDA0
33
R1PWR5V
34
HPD1
35
DSCL1
36
DSDA1
37
R2PWR5V
38
HPD2
39
DSCL2
40
DSDA2
41
R3PWR5V
42
HPD3
43
DSCL3
44
DSDA3
45
RSVDNC
46
RSVDNC
47
RSVDNC
48
RSVDNC
49
RSVDNC
50
GND
51
Q35
52
Q34
53
Q33
54
Q32
55
Q31
56
Q30
57
Q29
58
Q28
59
Q27
60
CVCC12
61
IOVCC33
62
Q26
63
Q25
64
Q24
65
Q23
66
Q22
67
Q21
68
Q20
69
Q19
70
Q18
71
CVCC12
72
IOVCC33
73
DE
74
VSYNC
75
HSYNC
76
ODCK
77
Q17
78
Q16
79
Q15
80
Q14
81
Q13
82
Q12
83
Q1
1
84
Q10
85
Q9
86
CVCC12
87
IOVCC33
88
Q8
89
Q7
90
Q6
91
Q5
92
Q4
93
Q3
94
Q2
95
Q1
96
Q0
97
CVCC12
98
IOVCC33
99
WS/DR0
100
SCK/DCLK
101
SD0/DL0
102
SD1/DR1
103
SD2/DL1
104
SD3/DR2
105
MCLK
106
SPDIF/DL2
107
MUTEOUT
108
A
VCC33
109 R0XC-
110 R0XC+
111 R0X0-
112 ROX0+
113 ROX1-
114 ROX1+
115 R0X2-
116 R0X2+
117 AVCC12
118 R1XC-
119 R1XC+
120 R1X0-
121 R1X0+
122 R1X1-
123 R1X1+
124 R1X2-
125 R1X2+
126 AVCC33
127 R2XC-
128 R2XC+
129 R2X0-
130 R2X0+
131 R2X1-
132 R2X1+
133 R2X2-
134 R2X2+
135 AVCC12
136 R3XC-
137 R3XC+
138 R3X0-
139 R3X0+
140 R3X1-
141 R3X1+
142 R3X2-
143 R3X2+
144 AVCC33
10k
R3710
10k
R3746
10k
R3747
E
ET3503
56
RB3501
56
RB3502
56
RB3503
56
RB3505
56
RB3506
56
RB3507
56
RB3508
56
R3659
56
R3663
56
R3664
56
R3660
56
R3661
56
R3662
33
R3590
FB3512
4.7
C3658
4.7
C3659
4.7
C3660
0
R3588
47
RB3510
10
C3708
10
C3709
C3710
10
10
C3711
10
C3735
19P
CN3503
1
DATA2+
2
DATA2 SHIELD
3
DATA2-
4
DATA1+
5
DATA1 SHIELD
6
DATA1-
7
DATA0+
8
DATA0 SHIELD
9
DATA0-
10
CLOCK+
11
CLOCK SHIELD
12
CLOCK-
13
CEC
14
RESERVE(NC)
15
SCL(5V)
16
SDA(5V)
17
DOC/CEC GND
18
+5V POWER
19
HOT PLUG DET
19P
CN3502
1
DATA2+
2
DATA2 SHIELD
3
DATA2-
4
DATA1+
5
DATA1 SHIELD
6
DATA1-
7
DATA0+
8
DATA0 SHIELD
9
DATA0-
10
CLOCK+
11
CLOCK SHIELD
12
CLOCK-
13
CEC
14
RESERVE(NC)
15
SCL(5V)
16
SDA(5V)
17
DOC/CEC GND
18
+5V POWER
19
HOT PLUG DET
19P
CN3501
1
DATA2+
2
DATA2 SHIELD
3
DATA2-
4
DATA1+
5
DATA1 SHIELD
6
DATA1-
7
DATA0+
8
DATA0 SHIELD
9
DATA0-
10
CLOCK+
11
CLOCK SHIELD
12
CLOCK-
13
CEC
14
RESERVE(NC)
15
SCL(5V)
16
SDA(5V)
17
DOC/CEC GND
18
+5V POWER
19
HOT PLUG DET
0.82uH
L3507
10
C3717
1
2
X3501
27MHz
R3530
47k
47k
R3524
47k
R3523
FB3504
FB3505
Q[5]
Q[6]
Q[7]
Q[1
1]
ODCK
SPDIF
MCK
SCK
SD3
SD2
SD1
SD0
WS
Q[0]
Q[1]
Q[2]
Q[3]
Q[4]
Q[8]
Q[10]
Q[9]
Q[12]
Q[13]
Q[14]
Q[15]
DE
VSYNC
HSYNC
Q[17]
Q[16]
RX_INT
Q[18]
Q[19]
Q[20]
Q[21]
Q[22]
Q[23]
Q[24]
Q[25]
Q[26]
Q[27]
Q[28]
Q[29]
Q[30]
Q[31]
Q[32]
Q[33]
Q[34]
Q[35]
RX_RST
22
25
23
24
26
21
27
32
29
30
31
28
HDMI BOARD (1/2)
HDMI RECEIVER
IC3500
(CHASSIS)
GAME IN
HDMI
BD/DVD
IN
HDMI
SAT/CATV
HDMI
IN
13
A
15
K
E
D
C
4
14
16
8
G
B
1
11
3
10
I
9
J
F
H
L
6
2
5
7
12
Note: IC3500 cannot exchange with single. When this part is 
damaged, exchange the entire mounted board.
(Page 18)
STR-CT550WT
STR-CT550WT
18
18
5-7.  SCHEMATIC  DIAGRAM - HDMI Board (2/2) -
• See page 15 for Waveforms.   • See page 32 for IC Block Diagrams.   • See page 40 for IC Pin Function Description.
CN1004
D
(2/7)
MAIN
BOARD
3
(1/2)
HDMI
BOARD
BOARD
(2/7)
E
CN1005
MAIN
2
IC B/D
IC B/D
IC B/D
IC B/D
IC B/D
IC B/D
3.3
1.3
6.5
5
3.3
1.8
2.3
2.3
2.3
2.3
2.3
2.3
2.3
2.3
2.3
2.3
2.3
2.3
2.3
2.3
2.3
2.3
2.3
1.8
3.3
0
0.3
1.4
2.1
5
5
5
3.3
1.8
0
0
0
0
1.8
0
0
1.8
0
0
1.8
1.8
0
0
0
0
0
0
0
0
0
1.8
0
0
0
3.3
0
0
0
0
3.3
0
0
3.3
1.8
2.3
2.3
2.3
2.3
2.3
2.3
2.3
2.3
2.3
2.3
2.3
3.3
2.3
2.3
2.3
2.3
2.3
2.3
2.3
2.3
2.3
1.8
0
0
0
3.3
3.3
3.3
3.3
3.3
2.1
0
0
1.4
3.3
3.3
3.3
3.3
3.3
3.3
0
0
0
3.3
1.7
1.4
3.3
3.3
3.3
3
3.3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
3.3
1.6
1.6
2.8
1.6
3.3
1.3
6.5
5
1.8
2.5
1.2
1.3
1.8
4
3.3
1.3
1.8
1.3
3.3
3.3
0.01
C3600
1
C3606
10uH
L3504
10uH
L3503
10uH
L3506
0.1
C3568
0.1
C3569
0.1
C3570
100
R3623
680
R3625
10
R3626
10
R3627
JL3525
R3640
47k
R3634
10k
1.8k
R3638
1.8k
R3639
1
C3593
1
C3602
JL3529
JL3528
4.7k
R3624
33
R3592
0
R3628
10uH
L3505
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
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
SII9134CTU
IC3501
DE
HSYNC
VSYNC
SPDIF
MCLK
SD3
SD2
SD1
SD0
WS
SCK
CVCC18
GND
IOVCC33
DCLK
DR0
DL0
DR1
DL1
DR2
DL2
DR3
DL3
INT
RESET#
AGND
EXT_SWG
PVCC1
AGND
TXC-
TXC+
AVCC18
TX0-
TX0+
AGND
TX1-
TX1+
AVCC18
TX2-
TX2+
AGND
PVCC2
AGND
AVCC33
DCCPWR5V
DSCL
DSDA
CSCL
CSDA
CI2CA
HPD
TMODE
IOVCC33
GND
VPP18
D35
D34
D33
D32
D31
D30
D29
D28
CVCC18
GND
IOVCC33
D27
D26
D25
D24
D23
D22
D21
D20
D19
CVCC18
D18
D17
D16
D15
D14
D13
D12
D11
D10
D9
GND
IDCK
IOVCC33
D8
D7
D6
D5
D4
D3
D2
D1
D0
CVCC18
GND
JL3527
JL3523
10MHz
X3000
0.1
C3003
0.1
C3004
R3017
10k
R3019
10k
R3022
10k
47
R3018
47
R3021
47
R3027
47
R3032
10
R3001
47k
R3008
10k
R3004
0.1
C3000
10k
R3005
220
R3002
3.3k
R3006
22
R3013
22
R3014
10k
R3026
10k
R3029
0.1
C3005
0.1
C3006
0.1
C3001
0
R3028
JL3524
JL3534
0
R3003
5
4
3
2
1
TK11150CSCL-G
IC3509
CONT
GND
NOISE
VOUT
VIN
0.01
C3572
10k
R3622
0.22
C3588
100
R3646
JL3533
JL3530
10k
R3037
1
2
3
4
5
5P
CN3510
E4V
E4V
DGND
DGND
E6V
1
2
3
4
5
6
7
7P
CN3000
47
R3038
JL3536
JL3537
JL3538
JL3539
JL3540
JL3541
JL3542
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
IC3507
TC74VHC541FT(EL)
G
A1
A2
A3
A4
A5
A6
A7
A8
GND
Y8
Y7
Y6
Y5
Y4
Y3
Y2
Y1
G2
Vcc
0.1
C3562
100
R3599
1.5k
R3009
1.5k
R3011
JL3551
JL3552
1
C3654
1
C3655
47
R3680
C3679
0.1
1SR154-400TE-25
D3515
1SR154-400TE-25
D3514
0
R3694
JL3543
JL3544
JL3545
JL3546
JL3547
JL3548
JL3549
JL3550
JL3553
JL3554
JL3555
JL3556
JL3557
C3700
0.1
10V
C3701
47
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 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
R5F364A6DFB
IC3000
NC
NC
NC
NC
NC
BYTE
CNVSS
NC
NC
RESET
XOUT
VSS
XIN
VCC_3.3V
NMI
NC
NC
Nc
RX_RST
RX_INT
NC
NC
NC
NC
NC
NC
CSCL
CSDA
VU_TX
VU_RX
CLK 1
RT
S
 1
HUAR
T_TX
HUAR
T_RX
NC
NC
NC
NC
NC
NC
TX_5VPWR
TX_RST
TX_INT
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
VCC_3.3V
NC
VSS
NC
Non LPCM
MUTE
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
MODEL_SW3
MODEL_SW2
MODEL_SW1
A
VSS
NC
VREF
AV
C
C
NC
NC
NC
0.1
C3702
47k
R3725
R3684
68
68
R3685
0
R3708
R3695
220k
R3697
10k
CL3050
CL3051
1
2
3
4
5
6
7
8
L3511
1
2
3
4
5
6
7
8
L3512
CL3052
CL3054
CL3055
100
R3740
JL3558
R3641
1k
R3722
470
47
R3010
47
R3012
47
R3629
47
R3631
22
R3729
33k
R3738
22k
R3737
470p
C3703
0.1
C3704
1
C3651
1
C3592
8
7
6
5
4
3
2
1
TC7WHU04FK
IC3527
G
V
FB3513
220uH
R3748
0
0
R3749
0
R3750
E
ET3500
470
R3754
JL3559
JL3560
JL3561
JL3562
JL3563
22
R3728
22
R3730
0.1
C3706
FB3000
FB3509
FB3511
10
C3718
10
C3719
10
C3720
10
C3721
10
C3722
18
R3630
0.22
C3605
4.7k
R3042
R3043
1M
1
C3726
0.1
C3727
0.22
C3585
220
RB3509
10
C3713
10
C3714
10
C3715
10
C3712
10V
C3510
100
0
R3755
100
R3593
19P
CN3500
1
DATA2+
2
DATA2 SHIELD
3
DATA2-
4
DATA1+
5
DATA1 SHIELD
6
DATA1-
7
DATA0+
8
DATA0 SHIELD
9
DATA0-
10
CLOCK+
11
CLOCK SHIELD
12
CLOCK-
13
CEC
14
RESERVE(NC)
15
SCL(5V)
16
SDA(5V)
17
DOC/CEC GND
18
+5V POWER
19
HOT PLUG DET
1
2
3
4
5
MM1923DTRE
IC3526
Vcont
Vi
n
Gnd
V
out
Cs
1
2
3
4
5
MM1921CTRE
IC3528
Vcont
Vi
n
Gnd
V
out
Cs
CL3053
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
21P
CN3512
CEC
HERESET
HUART_RX
HUART_TX
HDMI-NLPCM
HDMI_MUTE
HDMI_SPDIF
SD0
SD1
SD2
SD3
HDMI_LRCK
HDMI_BCK
DGND
HDMI_MCK
DGND
HDMI_ARC
VU_RX
VU_TX
CNVSS
PCONT_HDMI
CL3056
100
R3727
C3690
1
C3689
1
150
R3601
0.47uH
L3513
0.68uH
L3514
R3598
150
0.1
C3565
0.1
C3564
0.1
C3563
0.1
C3567
0.1
C3571
0.1
C3566
0.1
C3579
0.1
C3582
0.1
C3578
0.1
C3573
0.1
C3581
0.1
C3580
8
7
6
5
4
3
2
1
IC3523
MM1661JHBE
5
4
3
2
1
TK11150CSCL-G
IC3510
FB3508
HSYNC
MCK
SD3
SD2
SD1
SD0
WS
TX_INT
SPDIF
MCK
SCK
WS
SD3
SD2
SD1
SD0
RX_INT
TX_5VPWR
SPDIF
Q[35]
Q[34]
Q[33]
Q[32]
Q[31]
Q[27]
Q[26]
Q[19]
Q[18]
Q[17]
Q[16]
Q[11]
Q[10]
Q[9]
Q[7]
Q[6]
Q[3]
Q[1]
Q[0]
Q[22]
Q[23]
Q[25]
SD0
SD1
SD2
SD3
SPDIF
Q[2]
Q[4]
Q[5]
Q[15]
Q[14]
Q[13]
Q[12]
Q[20]
Q[21]
Q[24]
Q[29]
Q[28]
Q[30]
WS
SCK
TX_INT
TX_RST
RX_RST
SCK
Q[8]
ODCK
DE
VSYNC
TX_RST
TX_5VPWR
232C_OUT(VU TX)
3.3V
RESET
232C_IN(VU RX)
GND
CNVSS
GND
26
29
23
25
24
22
27
31
30
32
21
28
HDMI CONTROLLER
IC3000
Vout
NC
GND
Cn
Cont
NC
NC
Vin
IC3507
BUFFER
IC3501
HDMI TRANSMITTER
IC3527
WAVE SHAPER
+5V REGULATOR
IC3509
IC3528
+1.2V REGULATOR
IC3526
+3.3V REGULATOR
IC3523
+1.8V REGULATOR
VOUT
NOISE
GND
CONT
VIN
(2/2)
HDMI BOARD
+5V REGULATOR
IC3510
(CHASSIS)
(NC)
HDMI
ARC
TV OUT
13
A
15
K
E
D
C
4
14
16
17
8
21
G
B
1
18
11
3
10
I
9
J
F
19
H
L
6
2
20
5
7
12
Note: IC3501 cannot exchange with single. When this part is 
damaged, exchange the entire mounted board.
(Page 17)
(Page 
20)
(Page 20)
STR-CT550WT
STR-CT550WT
19
19
5-8.  SCHEMATIC  DIAGRAM - MAIN Board (1/7) -
• See page 15 for Waveforms.   • See page 32 for IC Block Diagrams.   • See page 40 for IC Pin Function Description.
IC B/D
IC B/D
IC B/D
BOARD
20
MAIN
(3/7)
BOARD
16
MAIN
(2/7)
BOARD
21
MAIN
(3/7)
11
5.8
6.5
1.2
3.3
1.2
3.3
3.3
3.3
1.2
1.2
1.2
3.3
2.5
1.6
1.2
3.3
1.2
0
3.3
3.3
3.3
1.6
3.3
1.6
3.3
3.3
3.3
3.3
0
0
3.3
3.3
3.3
1.2
3.3
1.6
1.2
0
2.5
1.2
1.6
1.6
1.6
1.2
2.5
1.2
1.2
3.3
1.2
1.2
3.3
1.2
1.2
3.3
1.2
0
3.3
1.2
3.3
1.2
3.5
3.3
0.9
0.8
0
1.2
3.3
1.2
3.3
1.2
3.3
0
1.2
3.3
0
3.3
0
1.2
3.3
3.3
3.3
1.2
3.3
3.3
3.3
1.2
1.2
1.2
3.3
1.7
1.7
1.2
0
3.3
3.3
3.3
0
1.2
3.3
3.3
3.3
0
3.3
0
0
0
3.3
1.7
3.3
3.3
3.3
3.3
3.3
0
3.3
3.3
JL5114
MCK
LRCK
SPI_CLK
DSP_CS
PCONT_DSP
SW3.3V
DIR_ERR
DIR_NLPCM
DSP_RESET
SPI_MOSI
BCK
DIR/AD/D0
DSP_INT
SPI_MISO
DIR_XSTATE
DGND
C5102
0.1
C5101
0.1
R5102
220k
100
R5103
12V
MLPCM_D2
MLPCM_D1
MAIN_D3CSW
MAIN_D1FLFR
MAIN_BCK
MAIN_LRCK
MAIN_MCK
8
7
6
5
4
3
2
1
TC7WZ08FK
IC5102
GND
Vcc
5
4
3
2
1
74LVC1G79GW-125
IC5101
D
CLK
DGND
Q
VCC
100
R5101
JL5019
22
R5046
JL5018
22
R5064
100
R5057
1k
R5076
JL5017
22
R5038
10k
R5066
22
R5080
22
R5025
0.1
C5054
0.1
C5030
0.1
C5062
JL5014
22
R5050
0.1
C5036
0.1
C5050
0.1
C5047
JL5009
JL5012
100k
R5075
C5055
10
0.1
C5038
22
R5063
22
R5072
0.1
C5064
22
R5026
0.1
C5058
0.1
C5065
22
R5052
0.1
C5044
JL5020
0.1
C5018
22
R5043
0.1
C5037
22
R5071
0.1
C5019
10k
R5007
0.1
C5057
0.1
C5016
0.1
C5040
0.1
C5021
0.1
C5053
0.1
C5032
0.1
C5029
0.1
C5056
22
R5082
0.1
C5024
R5079
10k
0.1
C5035
10k
R5068
0.1
C5017
0.1
C5063
JL501
1
0.1
C5031
22
R5049
0.1
C5025
10
C5066
22
R5040
10k
R5067
JL5015
22
R5042
100
R5058
0.1
C5046
22
R5037
0.1
C5061
0.1
C5045
0.1
C5020
22
R5078
0.1
C5028
10k
R5061
JL5016
22
R5073
0.1
C5049
0.1
C5026
0.1
C5022
22
R5051
0.1
C5060
JL5008
22
R5044
10k
R5065
0.1
C5027
22
R5074
0.1
C5051
22
R5039
0.1
C5052
4.7k
R5053
MLPCM_D3
SF_HOLD
DSP_TXD
DSP_RXD
10
C5103
22
R5002
10k
R5003
FB5101
FB5102
0.1
C5106
10uH
L5102
10
C5104
0.1
C5111
10uH
L5101
R5099
10k
R5097
10k
22
R5023
10k
R5095
1
2
25MHz
X5000
100k
R5004
0.22
C5105
JL5007
JL5115
JL5116
JL5117
JL5118
JL5119
JL5120
JL5021
JL5022
JL5023
JL5024
JL5025
JL5026
JL5027
JL5028
JL5029
JL5104
JL5105
JL5106
JL5107
JL5108
JL5109
JL5110
JL5101
JL5102
JL5103
R5093
0
MP2301ENE-LF-Z
IC5103
1
BST
2
VIN
3
SW
4
GND
5
FB
6
COMP
7
EN
8
SS
9
TA
B
R5107
1k
10k
R5010
HDMI_MUTE
10k
R5108
SEL_HDMI
HDMI_NLPCM
C5112
0.1
16V
100
C5109
JL5111
JL5112
JL5113
16 15 14 13 12 11 10
9
8
7
6
5
4
3
2
1
TC74LVX4053FT(EL)
IC5105
1Y
0Y
1Z
Z-COM
0Z
INH
VEE
GND
C
B
A
0X
1X
X-COM
Y-
C
O
M
VDD
0.022
C5110
12p
C5041
FB5000
RT1P140M-TP-1
Q5001
100
R5047
R5029
100
100
R5041
10k
R5106
3.3k
R5105
470
R5104
IC5002
W25Q16BVSSIG
1
CE#
2
SO
3
WP#
4
Vss
5
SI
6
SCK
7
HOLD#
8
Vdd
2.2k
R5081
10V
470
C5107
R5034
100k
R5035
100k
10
C5100
1k
R5054
22p
C5042
ADSST-AVR-3010
IC5001
1
SDDQM
2
MS0
3
SDCKE
4
VDD_INT
5
CLK_CFG1
6
ADDR0
7
BOOT_CFG0
8
VDD_EXT
9
ADDR1
10
ADDR2
11
ADDR3
12
ADDR4
13
ADDR5
14
BOOT_CFG1
15
GND
16
ADDR6
17
ADDR7
18
N.A
19
N.A
20
ADDR8
21
ADDR9
22
CLK_CFG0
23
VDD_INT
24
CLKIN
25
XT
AL2
26
ADDR10
27
SDA10
28
VDD_EXT
29
VDD_INT
30
ADDR1
1
31
ADDR12
32
ADDR17
33
ADDR13
34
VDD_INT
35
ADDR18
36
RESET
OUT/RUNRSTIN
37
VDD_INT
38
MOSI
39
MISO
40
SPICLK
41
VDD_INT
42
DPI_P05
43
DSP_CS
44
MD
45 VDD_EXT
46 NC
47 RESET_MAIN
48 VDD_INT
49 UART_OUT
50 UART_IN
51 LED
52 NC
53 NC
54 NC
55 NC
56 NC
57 VDD_EXT
58 NC
59 NC
60 NC
61 NC
62 VDD_INT
63 NC
64 NC
65 VDD_INT
66 NC
67 NC
68 VDD_INT
69 NC
70 WDTRSTO
71 NC
72 VDD_EXT
73 SL/SR_OUT
74 SL/SR_IN
75 BCLK_IN
76 OPTION_L/OPTION_R_OUT
77 FRONTHI_L/R_OUT
78 VDD_INT
79 NC
80 NC
81 NC
82 NC
83 NC
84 VDD_EXT
85 VDD_INT
86
L/R_OUT
87
MID/SW2_OUT
88
SBL/SBR_OUT
89
ZONE_L/R
90
VDD_INT
91
VDD_EXT
92
MCLK_IN
93
VDD_INT
94
C/SW1_OUT
95
C/SW_IN
96
A/D_2CH
97
LRCLK_IN
98
BCLK_OUT
99
LRCLK_OUT
100
L/R_IN
101
SBL/SBR_IN
102
VDD_INT
103
DIR_IN
104
VDD_EXT
105
VDD_INT
106
BOOT_CFG2
107
VDD_INT
108
AMI_ACK
109
GND
110
THD_M
111
THD_P
112
VDD_EXT
113
VDD_INT
114
VDD_INT
115
MS1
116
VDD_INT
117
WDT_CLKO
118
WDT_CLKIN
119
VDD_EXT
120
ADDR23
121
ADDR22
122
ADDR21
123
VDD_INT
124
ADDR20
125
ADDR19
126
VDD_EXT
127
ADDR16
128
ADDR15
129
VDD_INT
130
ADDR14
131
AMI_WR
132
AMI_RD
133
VDD_INT
134
IRQ/GPIO
135
FLAG1
136
FLAG2
137
MLBCLK
138
FLAG3
139
MLBDAT
140
MLBDO
141
VDD_EXT
142
MLBSIG
143
VDD_INT
144
TRST
145
MLBSO
146
EMU
147
DATA0
148
DATA1
149
DATA2
150
DATA3
151
TDO
152
DATA4
153
VDD_EXT
154
DATA5
155
DATA6
156
VDD_INT
157
DATA7
158
TDI
159
SDCLK
160
VDD_EXT
161
DATA8
162
DATA9
163
DATA10
164
TCK
165
DATA11
166
DATA12
167
DATA14
168
DATA13
169
VDD_INT
170
DATA15
171
SDWE
172
SDRAS
173
RESET
174
TMS
175
SDCAS
176
VDD_INT
0.1
C5108
DRC5114E0L
Q5002
DSP_CS
SPI_MISO
SPI_MOSI
SPI_CLK
LRCK
BCK
MAIN_BCK
MAIN_LRCK
MCK
MAIN_LRCK
MLPCM_D2
MAIN_D3CSW
MCK
MAIN_D1FLFR
SPI_CLK
BCK
MLPCM_D1
NONPCM
SF_HOLD
MLPCM_D3
ERROR
DSP_INT
MAIN_BCK
LRCK
DIR/AD/D0
MLPCM_D1
MLPCM_D2
MLPCM_D3
MAIN_D3CSW
MAIN_D1FLFR
DSP_RESET
SF_HOLD
DSP_TXD
DSP_RXD
DSP_INT
SPI_MISO
SPI_MOSI
DIR/AD/D0
NONPCM
ERROR
DSP_TXD
DSP_RXD
DSP_CS
DSP_RESET
SPI_CLK
SPI_MOSI
SPI_MISO
DSP_CS
MCK
IC5103
DC/DC CONVERTER
SWITCHING CONTROL
IC5101
BUFFER, SWITCHING
IC5102
MULTIPLEXER
IC5105
IC5002
SERIAL FLASH
(1/7)
MAIN BOARD
IC5001
DSP
(CHASSIS)
CAM104
BUFFER
INVERTER
13
A
15
K
E
D
C
4
14
16
17
8
G
B
1
18
11
3
10
I
9
J
F
19
H
M
L
6
2
5
7
12
(Page 
20)
(Page 
21)
(Page 
21)
STR-CT550WT
STR-CT550WT
20
20
5-9.  SCHEMATIC  DIAGRAM - MAIN Board (2/7) -
• See page 15 for Waveforms.   • See page 32 for IC Block Diagrams.   • See page 40 for IC Pin Function Description.
MAIN
15
(3/7)
BOARD
CN3512
(2/2)
BOARD
D
HDMI
HDMI
BOARD
E
(2/2)
CN3510
CN803
DISPLAY
B
BOARD
MAIN
23
(5/7)
BOARD
MAIN
13
(4/7)
BOARD
MAIN
12
(6/7)
BOARD
MAIN
14
(3/7)
BOARD
16
MAIN
BOARD
(1/7)
19
MAIN
BOARD
(4/7)
IC B/D
12
0.7
4
4
0
0
3.3
3.3
5.7
3.3
4
3.3
0
1.1
3.3
4
4
4
3.1
3.3
0
0
3.3
3.3
3.3
0
0
0
0
0
1.3
0
0
3.3
0
1.8
1.5
1.2
1.2
3.3
3.3
3.1
3
0.2
3.3
0
3.3
3.3
3.3
3.3
3.3
0
3.3
3.3
2.7
3.3
3.1
3.3
0
3.3
3.3
0
0
3.3
0
3.3
3.3
3.3
3.3
3.3
3.3
3.3
3.3
3.3
3.3
3.3
3.3
3.3
3.3
3.3
3.3
3.3
3.3
3.3
3.3
3.3
3.3
3.3
3.3
3.3
3.3
3.3
3.3
3.3
3.3
3.3
3.3
3.3
3.3
3.3
3.3
3.3
3.3
0.1
C1003
100
R1027
100
R1032
0
R1036
100
R1009
100
R1008
47k
R1096
R1006
47k
R1090
100k
R1095
47k
R1042
DA2J10100L
D1006
0.1
C1054
FB1003
FB1004
10k
R1103
0.1
C1005
JL1019
JL1020
JL1021
JL1022
JL1023
JL1024
JL1025
FB1005
FB1006
FB1007
100
R1117
100
R1116
100
R1022
10k
R1039
10k
R1011
JL1016
JL1007
R1156
100
12V
PCONT_DSP
12V
SPI_MISO
DSP_INT
DGND
AMP_3.3V
JL1053
JL1054
JL1055
JL1056
JL1057
JL1058
JL1061
JL1062
JL1064
0.1
C1056
CL1001
CL1002
DRIVER_SD
OVF_1
100
R1019
100
R1020
10k
R1002
10k
R1003
100
R1010
JL1027
100
R1118
JL1070
JL1073
JL1074
JL1075
JL1076
JL1077
JL1078
JL1079
JL1080
100
R1196
100
R1197
100
R1198
SW3.3V
1k
R1028
R1061
100
R1062
100
R1066
100
R1068
100
R1069
100
JL1032
JL1033
JL1034
JL1035
JL1036
JL1037
0.1
C1055
JL1038
0.1
C1076
FB1001
FB1008
4.7k
R1181
4.7k
R1182
DC_SD
JL1052
10k
R1017
100
R1119
100
R1120
JL1039
JL1040
JL1041
JL1042
JL1043
JL1044
JL1045
0.01
C1036
100
R1125
100
R1126
100
R1127
SPI_CLK
SPI_MOSI
DSP_RESET
DSP_CS
DGND
NS_INIT
DAMP_LAT1
DRIVER_RST
SC_DT
SC_SHIFT
S_MUTE
10k
R1092
CL1007
10k
R1067
100k
R1089
JL1071
R1143
100
R1063
100k
R1064
10k
R1070
10k
100
R1191
100
R1179
0.1
C1017
22k
R1129
CL1009
CL1010
CL1011
CL1012
CL1013
CL1014
CL1015
CL1065
100
R1144
100
R1145
100
R1146
100
R1147
FB1011
0.1
C1059
0.1
C1060
100
R1077
1
3
4
5
6
6P
CN1005
E4V
E4V
DGND
DGND
E6V
8
7
6
5
4
3
2
1
R1EX24016ASAS0A
IC1013
A0
A1
A2
GND
SDA
SCL
WP
VCC
5
4
3
2
1
S-80935CNMC-G85T2G
IC1006
OUT
VDD
GND
NC
Cd
NSP_MUTE
1k
R1085
JL1059
R1047
10k
100
R1133
JL1047
8
7
6
5
4
3
2
1
TC7WH126FK
IC1012
G1
GND
G2
VCC
C1012
0.1
47
R1014
47
R1015
JL1046
JL1048
JL1081
R1111
100
R1112
100
FB1010
CL1056
CL1057
0.22
C1032
R1135
4.7k
100
R1193
100
R1194
100
R1195
IC1002
R5F364AMDFA
1
DAMP_SCDT/DIR_DI
2
DAMP_SHIFT/DIR_CLK
3
SIRCS_IN
4
N.A
5
DSP
 MOSI
6
DSP
 MISO
7
DSP_SPICLK
8
BYTE
9
CNVss
10
ROM_SDA
11
ROM_SCLK
12
RESET
13
Xout
14
Vss
15
Xin
16
Vcc1
17
CEC(I/O)
18
DIR_ZERO
19
DIR_CSFLAG
20
DRIVE_OCP(DIAG)
21
FAN_CTRL
22
N.A
23
N.A
24
N.A
25
N.A
26
N.A
27
DIR ERROR
28
N.A
29
S-AIR_I2C_SDL
30
S-AIR_I2C_SDA
31
M_TX_OUT
32
M_RX_IN
33
SCD/CLK1
34
BUSY/RTS1
35
MC_STDO/ST_SDA
36
ST_CLK/ST_SCL
37
N.A
38
HDMI_CNVSS
39
A_SEL1
40
A_SEL0
41
HOLD/RDS_DATA
42
ST_CE
43
MC_STDO
44
ST_CLK
45
MC_STDI
46
WR/TUNED/ST
47
HDMI_TX
48
HDMI_RX
49
HDMI_MUTE
50
DSP_SPIDS
51
DSP_RESET
52
SF_HOLD
53
DIR_HCE
54
DIR_XST
A
TE
55
DIR_RST
56
N.A
57
LED1
58
N.A
59
SEL_HDMI
60
P_CONT4
61
P_CONT3
62
Vcc2
63
N.A
64
Vss
65
P_CONT2
66
P_CONT1
67
S-AIR GPIO2
68
DSP_INTR
69
DAMP_SOFT_MUTE
70
DAMP_INIT
71
DAMP_LA
TCH1
72
DAMP_LA
TCH3
73
AC_CUT
74
KEY_INT
75
RDS INT/CLK
76
DC_DET
77
FL_DA
TA
78
FL_CS
79
FL_CLK
80
OVERFLOW2
81
DRIVE_RST(EN)
82
DAMP_NSP_MUTE
83
HDMI_RESET
84
P_CONT_HDMI
85 OVERFLOW1
86 P_LINK_SW
87 P_CONT_MAIN
88 S-AIR Reservd1
89 S-AIR_RST
90 S-AIR_DET
91 S-AIR_RF
92 DESTINATION
93 MODEL
94 KEY2
95 KEY1
96 AVss
97 KEY0
98 Vref
99 AVcc
100 DIR_DO
27k
R1038
S
INK0001AC1-T112-1
Q1001
1k
R1033
DSP_TXD
DSP_RXD
SF_HOLD
DA2J10100L
D1003
DA2J10100L
D1005
0.1
C1038
0.1
C1016
0.1
C1013
D1002
DA2J10100L
1k
R1086
1M
R1037
47k
R1016
R1049
100k
R1101
100
HDMI_MUTE
C1043
100
10V
C1042
10V
100
HDMI_NLPCM
100
R1
123
SEL_HDMI
16V
100
C1072
6MHz
X1001
1
C1014
0.022
C1049
JL1049
1
2
3
4
5
6
7
8
9
CN1003
9P
GND
TXD1
RTS1
3.3V
CLK1
RXD1
CNVSS
RESET
GND
2SC4154TP-1EF
Q1003
100k
R1025
10k
R1200
D12V
E4V
SW4V
6V
D3.3V
P_CON1
1000p
C1002
100k
R1024
0.1
C1001
22k
R1001
6
5
4
3
2
1
D
D
G
S
D
D
RW1A020ZPFU7
Q1004
RT1N431M-TP-1
Q1002
10k
R1201
1
2
3
4
5
6
7
8
9
10
11
11P
CN1009
E3.3V
SIRCS
DGND
FL_CLK
FL_CS
FL_DATA
KEY2
KEY1
KEY0
D-D4V
DGND_FL
100
R1124
JL1030
P_CON_MAIN
47k
R1021
100k
R1023
SW4V
JL1006
100k
R1202
100k
R1026
R1030
100k
100k
R1034
R1081
4.7k
R1082
4.7k
P_CON2
R1007
4.7k
R1130
1k
RDS_INT/CLK,ST_SCL/CLK,ST_SDA/DI
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
21P
CN1004
PCONT_HDMI
CNVSS
VU_TX
VU_RX
HDMI_ARC
DGND
HDMI_MCK
DGND
HDMI_BCK
HDMI_LRCK
SD3
SD2
SD1
SD0
HDMI_SPDIF
HDMI_MUTE
HDMI_NLPCM
HUART_TX
HUART_RX
HERESET
CEC
100
R1122
330
R1121
JL1031
100
R1072
100
R1073
0.1
C1039
0.1
C1040
A_SEL0
D3.3V
SPI_MISO
SPI_CLK
SPI_MOSI
DIR_ERR
NS_INIT
DAMP_LAT1
S_MUTE
SC_DT
SC_SHIFT
DRIVER_RST
DRIVER_SD
OVF_1
FL_CLK
FL_CS
KEY2
KEY1
KEY0
FL_DATA
DC_SD
SIRCS
KEY1
PCONT3
PCONT2
PCONT1
SCO/CLK1
RXD1
CNVSS
UCOM_RESET
S_MUTE
DSP_INT
NS_INIT
DAMP_LA
T1
NSP_MUTE
DSP_CS
DSP_RESET
PCONT3
PCONT2
PCONT_HDMI
HRESET
SC_DT
DRIVER_RST
NSP_MUTE
SCO/CLK1
HDMI_ARC
RXD1
DSP_TXD
DSP_RXD
TXD1
RXD1
HDMI_CNVSS
TXD1
PCONT_DSP
DSP_TXD
DSP_RXD
DSP_RESET
DSP_CS
SPI_MISO
SPI_MOSI
SPI_CLK
SF_HOLD
PCONT_DSP
SIRCS
DIR_CE
DIR_XST
A
TE
DIR_RST
SF_HOLD
ST_SCL/CLK
ST_SDA/DI
HDMI_MUTE
HDMI_NLPCM
TXD1
BUSY/RTS1
WSS_INT
WSS_I2C_SDL
WSS_I2C_SDA
OVF_1
P_CONT_MAIN
P_CONT_MAIN
FL_CS
FL_DA
TA
FL_CLK
BUSY/RTS1
CNVSS
WSS_RESET
WSS_RF
WSS_DET
HDMI_SPDIF
PCONT1
DIR_ZERO
DIR_DI
DIR_CLK
HRXD
HDMI_MUTE
SC_SHIFT
DRIVER_SD
PCONT2
DC_SD
RDS_INT/CLK
HTXD
CEC
KEY2
DSP_INT
DIR_DO
CEC
HRESET
HRXD
HTXD
HDMI_NLPCM
HDMI_MUTE
HDMI_SD0
HDMI_SD1
HDMI_SD2
HDMI_SD3
HDMI_LRCK
HDMI_BCK
HDMI_MCK
HDMI_CNVSS
PCONT_HDMI
UCOM_RESET
KEY0
EEPROM
IC1013
RESET SIGNAL GENERATOR
IC1006
SWITCHING
IC1012
2
4
5
7
8
3
9
1
MAIN BOARD (2/7)
IC1002
SYSTEM CONTROLLER
(CHASSIS)
CAM101
CEC DATA SWITCH
RESET SWITCH
(CHASSIS)
CAM301
(NC)
Q1002, 1004
B+ SWITCH
4.7k (AEP, UK)
R1006
22k (US, CND)
47k (US, CND)
(US, CND, TW)
AEP, UK
US, CND,
R1004
1k (TW)
13
A
15
K
E
D
C
4
14
16
17
8
21
G
B
1
18
11
3
10
I
9
J
F
19
H
M
L
6
2
20
5
7
12
(Page 21)
(Page 
19)
(Page 
22)
(Page 29)
(Page 18)
(Page 23)
(Page 22)
(Page 24)
(Page 21)
(Page 18)
Ver. 1.1
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