Read Sony STR-DG820 (serv.man2) Service Manual online
STR-DG820
STR-DG820
10
10
2-8. SCHEMATIC DIAGRAM - HDMI Board (2/2) -
11
HDMI
BOARD
(1/2)
S
BOARD
MICOM
CN7003
BOARD
CN4101
(Refer to page
45 on original
service manual)
DCDC
T
12
(1/2)
BOARD
HDMI
BOARD
MICOM
R
CN7002
(Refer to
page 37 on
original
service
anual)
page 37 on
original
service
anual)
(Refer to
page 37 on
original
service
anual)
page 37 on
original
service
anual)
1.8
0
1.8
2.1
1.2
1.2
1.2
1.2
1.2
1.2
1.2
1.2
1.2
3.3
1.2
1.1
1.2
1.2
1.2
1.2
1.2
1.2
1.2
0
0
0
0
0
0
0
0
0
0
0
1.8
3.3
3.3
3.3
0
0
1.8
0
0
0
0
0
0
1.8
1.8
1.8
0.2
1.4
1.9
4.9
1.8
3.3
4.9
4.9
0
3.3
1.8
2.1
2.1
2.1
2.1
2.1
2.1
2.1
2.1
2.1
2.1
2.1
2.1
2.1
2.1
2.1
2.1
2.1
1.8
3.3
3.3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1.2
3.3
4
4
1.2
1.8
3.2
3.2
3.2
1.3
6
4.9
0.01
C3600
FB3509
10uH
L3504
10uH
L3503
10uH
L3506
0.1
C3568
0.1
C3569
0.1
C3570
100
R3623
680
R3625
10V
100
C3587
10V
100
C3586
10
R3626
10
R3627
47
R3629
JL3526
JL3525
47k
R3640
0
R3641
R3634
10k
1.8k
R3638
1.8k
R3639
10V
100
C3591
1
C3593
1
C3602
1
C3651
10V
100
C3590
1
C3592
10V
100
C3603
10V
100
C3604
JL3529
JL3528
47
R3631
4.7k
R3624
47
RB3513
47
RB3512
47
RB3511
47
RB3510
47
RB3515
0
R3603
0
R3604
0
R3605
0
R3621
47
R3592
0
R3628
HDMI3.3V
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
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
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#
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
1
2
3
4
5
TK73400AU3G0L-C
IC3511
VCONT
VIN
GND
VOUT
FB
56k
R3632
33k
R3635
0.01
C3598
1
2
3
4
5
TK73400AU3G0L-C
IC3512
VCONT
VIN
GND
VOUT
FB
47
R3606
47
R3607
47
R3608
47
R3609
47
R3610
47
R361
1
47
R3612
47
R3613
0.01
C3599
3.3k
R3633
6.8k
R3636
JL3527
JL3523
E
ET3502
10MHz
X3000
0.1
C3003
0.1
C3004
FB3000
10V
100
C3002
47
R3010
47
R3012
47
R3018
47
R3021
47
R3024
47
R3025
47
R3027
47
R3036
47
R3031
47
R3035
47
R3030
47
R3034
47
R3033
47
R3032
47
R3001
10k
R3008
10k
R3004
0.1
C3000
10k
R3005
100
R3002
10k
R3006
22
R3013
22
R3014
10k
R3026
10k
R3029
0.1
C3005
0.1
C3006
0.1
C3001
CL3012
CL3013
CL3015
CL3017
CL3019
CL3020
CL3021
CL3022
CL3023
CL3024
CL3025
CL3026
CL3027
CL3016
CL3014
CL3018
CL301
1
CL3010
CL3009
CL3008
CL3007
CL3006
CL3005
CL3003
CL3002
CL3004
CL3001
CL3000
0
R3028
1SS367-T3SONY
D3001
JL3524
JL3534
HDMI1.8V
0
R3003
0
R3630
5
4
3
2
1
5
4
3
2
1
CONT
GND
NOISE
VOUT
VIN
0.01
C3572
10k
R3622
0.22
C3585
0.22
C3588
EC21QS06-TE12L
D3512
100
R3646
R3023
10k
10k
R3020
R3016
10k
EC21QS06-TE12L
D351
1
JL3533
JL3530
JL3535
10k
R3037
1
2
3
4
5
5P
CN3507
+4V
+4V
D_GND
BLANK
+6.2V
(NC)
CN3001
47
R3038
6P
CN3003
JL3536
JL3537
JL3538
JL3539
JL3540
JL3541
JL3542
CL3028
20
19
18
17
16
15
14
13
12
11
G
A1
A2
A3
A4
A5
A6
A7
A8
GND
Y8
Y7
Y6
Y5
Y4
Y3
Y2
Y1
G2
Vcc
JL3543
JL3544
JL3545
JL3546
JL3547
JL3548
JL3549
JL3550
10P
CN3504
100
R3596
100
R3593
100
R3597
100
R3595
100
R3594
FB3507
FB3506
470
R3598
FB3510
0
R3600
0
R3602
100
R3599
FB3508
1.5k
R3009
1.5k
R301
1
47
RB3509
47
RB3514
47
RB3516
68
RB3517
19P
CN3505
DATA2+
DATA2 SHIELD
DATA2-
DATA1+
DATA1 SHIELD
DATA1-
DATA0+
DATA0 SHIELD
DATA0-
CLOCK+
CLOCK SHIELD
CLOCK-
CEC
RESERVE(NC)
SCL(5V)
SDA(5V)
DDC/CEC GND
+5V POWER
HOT PLUG DET
JL3551
JL3552
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
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
NC
NC
NC
NC
NC
BYTE
CNVSS
NC
NC
RESET
XOUT
VSS
XIN
VCC_3.3V
NMI
NC
NC
NC
RX_RST
RX_INT
1444_HPD
HPD_IN1
NC
NC
NC
NC
CSCL
CSDA
232COUT
(VU
TX)
232CIN (VU RX)
NC
NC
VUCOM_SDA
VUCOM_SCL
EDID_SELA
EDID_SELB
NC
NC
NC
VDAC_RESET
TX_5VPWR
TX_RST
TX_INT
NC
NC
NC
NC
NC
NC
NC
1
4
2
3
FL3500
1
4
2
3
FL3501
1
4
2
3
FL3502
1
4
2
3
FL3503
0.1
C3571
0.1
C3567
0.1
C3566
0.1
C3564
0.1
C3563
0.1
C3565
0.1
C3573
0.1
C3579
0.1
C3582
0.1
C3578
10V
100
C3576
52
51
Q[5]
Q[6]
Q[7]
Q[8]
Q[9]
Q[10]
Q[11]
Q[16]
Q[17]
Q[18]
Q[19]
VSYNC
HSYNC
DE
ODCK
TX_RST
MCK
SD3
SD2
SD1
SD0
WS
SCK
Q[0]
Q[1]
Q[2]
Q[3]
Q[15]
Q[14]
Q[13]
Q[12]
Q[28]
Q[29]
Q[30]
Q[31]
Q[32]
Q[33]
Q[34]
Q[35]
Q[20]
Q[21]
Q[22]
Q[23]
Q[24]
Q[25]
Q[26]
Q[27]
EDID_MUX_A
EDID_MUX_B
TX_INT
SPDIF
Q[4]
TX_RST
TX_INT
TX_5VPWR
HPD_IN1
RX_RST
1444_HPD
RX_INT
TX_5VPWR
CONT
GND
NOISE
VOUT
VIN
HDMI BOARD (2/2)
(CHASSIS)
7
11
D
21
B
16
6
9
17
10
F
5
15
L
K
19
3
G
20
1
18
12
C
E
H
8
J
4
13
A
14
2
I
22
232C_IN
232C_OUT
3.3V
RESET
GND
CNVSS
GND
1
2
3
4
5
6
7
BUFFER
IC3507
SPDIF
SD0
SD1
SD2
SD3
LRCK
BCK
GND
MCLK
GND
1
2
3
4
5
6
7
8
9
10
10
9
8
7
6
5
4
3
2
1
IC3507
TC74VHC541FT(EL)
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
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
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
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
SII9134CTU
IC3508
HDMI TRANSCEIVER
IC3508
0
R3637
OUT
HDMI
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
10V
47
C3608
0.22
C3605
1
C3606
TK11150CSCL-G
IC3510
IC3510
+5V REGULATOR
10V
47
C3589
TK11150CSCL-G
IC3509
IC3509
+5V REGULATOR
10V
47
C3577
+1.8V REGULATOR
IC3512
+3.3V REGULATOR
IC3511
57
59
62
60
56
54
63
58
55
53
61
1
2
3
4
5
6
CEC
HDMI_MICOM_RESET
VUCOM_SDA
VUCOM_SCL
NON_LPCM
HDMI_ERROR
1444_SELA
1444_SELB
1444_SELC
1444_OEB
P5V_SELA
P5V_SELB
NC
NC
NC
VCC_3.3V
NC
VSS
NC
NON LPCM
MUTE
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
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
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
MODEL_SW3
MODEL_SW2
MODEL_SW1
AV
S
S
NC
VREF
AV
C
C
NC
NC
NC
M30620FCPGP U5C
IC3000
IC3000
HDMI CONTROLLER
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
10uH
L3505
10V
47
C3583
10V
47
C3584
0.1
C3581
0.1
C3580
1444_SELA
1444_SELB
1444_SELC
1444_OEB
+5V_SELA
+5V_SELB
MCK
SCK
WS
SD3
SD2
SD1
SD0
SPDIF
10k
R3066
Note: When IC3508 cannot exchange with single. When IC3508
is damaged, exchange the entire mounted board.
(Page 9)
(Page 9)
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