Sony HT-CT770 Service Manual ▷ View online
HT-CT770
HT-CT770
33
33
5-8. SCHEMATIC DIAGRAM - HDMI Board -
• See page 46 for Waveforms. • See page 46 for IC Block Diagrams. • See page 52 for IC Pin Function Description.
Note 1: Refer to the “NOTE OF REPLACING THE PARTS ON THE HDMI BOARD” on
page 4 for how to distinguish type of parts. (Except US and Canadian models only)
Note 2: IC3009 on the HDMI board cannot replace with single. When
this part is damaged, replace the complete mounted board.
1
2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
3.2
0.9
0.9
0
0
0
0
0.2
0.9
3.2
3.4
0
3.3
3.4
0
0.2
0.2
0.2
0.2
0.2
0.9
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
5
0
2.2
2.6
0.3
0
0
0
0.3
0
0
0
0.3
0
0
0
5
5
0
0.9
3.2
1.6
1.6
0
0
0
3.2
0
0
0
0
1.6
3.2
0
0
0
0.5
0.9
0
0
0
0
0
0
0
0
0.9
0.9
5.8
5
3.2
3.2
0.7
0.9
0.7
5.8
5.3
5
2.4
3.2
3.9
3.2
0.1
C3027
10
C3048
10
C3028
10
C3029
10
C3040
10
C3037
10
C3033
C3069
2.2
C3068
2.2
1
C3063
C3064
1
C3061
0.1
1
C3021
1
C3015
0.1
C3014
0.1
C3066
0.1
C3067
2.2
C3057
2.2
C3049
0.1
C3056
2.2
C3060
2.2
C3058
0.1
C3059
0.1
C3030
0.1
C3076
0.1
C3077
4.7
C3081
2.2
C3084
2.2
C3085
7p
C3087
7p
C3086
10
C3099
0.1
C3098
0.1
C3102
0.1
C3075
10
C3106
10
C3108
0.1
C3109
2.2
C3111
0.1
C3080
0.1
C3112
6.3V
220
C3055
6.3V
220
C3054
CL3073
CL3072
CL3071
CL3070
CL3069
CL3068
CL3067
CL3066
CL3065
CL3083
CL3034
CL3033
CL3074
CL3031
CL3010
CL3077
CL3078
CL3079
CL3035
CL3084
CL3061
CL3060
CL3059
CL3075
CL3032
CL3076
CL3048
5P
CN3005
19P
CN3009
1
E4V
2
E4V
3
DGND
4
DGND
5
DD6V
1
CEC
2
HDMI_RST
3
HDMI_SDA
4
HDMI_SCL
5
HDMI_INT
6
HDMI_MUTE
7
HDMI_SPDIF
8
HDMI_OUT_5VPWR
9
HDMI_PCONT
10
DGND
11
HDMI_SD0
12
HDMI_SD1
13
HDMI_SD2
14
HDMI_SD3
15
HDMI_LRCK
16
HDMI_BCK
17
DGND
18
HDMI_MCK
19
DGND
CN3001
DATA2+
1
DATA2 SHIELD
2
DATA2–
3
DATA1+
4
DATA1 SHIELD
5
DATA1–
6
DATA0+
7
DATA0 SHIELD
8
DATA0–
9
CLOCK+
10
CLOCK SHIELD
11
CLOCK–
12
CEC
13
RESERVE(NC)
14
SCL(5V)
15
SDA(5V)
16
DDC/CEC GND
17
+5V POWER
18
HOT PLUG DET
19
CN3002
DATA2+
1
DATA2 SHIELD
2
DATA2–
3
DATA1+
4
DATA1 SHIELD
5
DATA1–
6
DATA0+
7
DATA0 SHIELD
8
DATA0–
9
CLOCK+
10
CLOCK SHIELD
11
CLOCK–
12
CEC
13
RESERVE(NC)
14
SCL(5V)
15
SDA(5V)
16
DDC/CEC GND
17
+5V POWER
18
HOT PLUG DET
19
CN3000
DATA2+
1
DATA2 SHIELD
2
DATA2–
3
DATA1+
4
DATA1 SHIELD
5
DATA1–
6
DATA0+
7
DATA0 SHIELD
8
DATA0–
9
CLOCK+
10
CLOCK SHIELD
11
CLOCK–
12
CEC
13
RESERVE(NC)
14
SCL(5V)
15
SDA(5V)
16
DDC/CEC GND
17
+5V POWER
18
HOT PLUG DET
19
CN3006
DATA2+
1
DATA2 SHIELD
2
DATA2–
3
DATA1+
4
DATA1 SHIELD
5
DATA1–
6
DATA0+
7
DATA0 SHIELD
8
DATA0–
9
CLOCK+
10
CLOCK SHIELD
11
CLOCK–
12
CEC
13
RESERVE(NC)
14
SCL(5V)
15
SDA(5V)
16
DDC/CEC GND
17
+5V POWER
18
HOT PLUG DET
19
CES521
D3001
ET3001
ET3000
FB3003
FB3005
FB3002
FB3004
MM3411A50NRE
IC3002
1
VDD
2
GND
3
CE
4
NC
5
VOUT
MM1839A50NRE
IC3007
1
CONT
2
GND
3
NC
4
VOUT
5
VIN
JL3037
JL3036
JL3040
JL3041
JL3038
JL3039
JL3085
JL3086
10uH
L3000
SII9535CTUC
IC3009
SCLK_GPIO9
1
SCK0_IN_GPIO5
2
SD0_IN_SPDIF_IN
3
WS0_IN_GPIO6
4
R0XC–
5
R2X1–
28
R2X1+
29
R2X2–
30
APLL10
71
XT
AL
VCC33
72
XT
ALOUT
73
XT
ALIN
74
XT
ALGND
75
SPDIFOUT
96
IOVCC33
97
SD0_GPIO10
98
SDI_GPIO11
99
SS_GPIO8
100
R2X0–
26
R2X0+
27
R0XC+
6
R0X0–
7
R0X0+
8
R0X1–
9
R0X1+
10
R0X2–
11
R0X2+
12
R2X2+
31
32
CVDD10
33
AVDD10
34
AVDD33
R3XC–
35
R3XC+
36
R3X0–
37
R3PWR5V
66
TXDSDA
67
TXDSCL
68
TX_HPD
69
MHL_CD0_GPIO0
70
DSCL3
64
CBUS_HPD3
65
MCLK
91
SD0_1
92
SD0_2
93
SD0_3
94
MUTEOUT
95
SCK0
89
SD0_0
90
13
CVDD10
14
A
VDD10
15
A
VDD33
R1XC–
16
R1XC+
17
R1X0–
18
R1X0+
19
R1X1–
20
R1X1+
21
R1X2–
22
R1X2+
23
R2XC–
24
R2XC+
25
R3X0+
38
R3X1–
39
R3X1+
40
R3X2–
41
R3X2+
42
RESET_N
43
CI2CA_TPWR
44
INT
45
DSDA0
46
DSCL0
47
CBUS_HPD0
48
R0PWR5V
49
RSVDH
50
RSVDL
52
CSCL
53
CSDA
54
DSDA1
55
DSCL1
56
CBUS_HPD1
57
R1PWR5V
58
DSDA2
59
DSCL2
60
CBUS_HPD2
61
R2PWR5V
62
DSDA3
63
SBVCC5V
51
TXC–
77
TXC+
78
TX0–
79
TX0+
80
TDVDD10
81
TX1–
82
TX1+
83
TX2–
84
TX2+
85
CVDD10
86
ARCRX_TX
87
WS0_OUT
88
TPVDD10
76
RB3000
0
RB3001
0
4.7k
R3128
10
R3129
2.2k
R3112
4.7k
R3131
10
R3132
R3036
1k
2.2k
R3135
130k
R3136
R3094
10k
0
R3148
0
R3150
10k
R3037
47
R3161
47
R3162
47
R3163
47
R3164
0
R3076
22
R3104
47k
R3172
10k
R3173
10k
R3174
10k
R3175
3.3k
R3115
15k
R3089
22
R3103
100
R3116
47
R3184
220
R3185
47
R3114
0
R3011
100
R3187
100
R3188
0
R3082
4.7k
R3189
0
R3062
4.7k
R3191
10k
R3087
R3106
1.8k
0
R3193
10k
R3194
10k
R3195
10k
R3196
10k
R3197
47
R3200
220
R3201
100
R3088
10k
R3092
R3098
0
1k
R3102
0
R3055
0
R3095
2.2k
R3113
100
R3093
47k
R3101
100
R3091
22
R3006
22k
R3203
3.3k
R3204
22
R3008
22
R3005
0
R3000
0
R3002
0
R3001
47k
R3090
4.7k
R3023
22
R3003
22
R3004
22
R3007
47k
R3010
47k
R3009
R3034
22k
2.2k
R3205
BD00IC0WEFJ-E2
IC3006
VO
1
FB
2
GND
3
NC_4
4
EN
5
NC_6
6
NC_7
7
VCC
8
BD00IC0WEFJ-E2
IC3005
VO
1
FB
2
GND
3
NC_4
4
EN
5
NC_6
6
NC_7
7
VCC
8
27MHz
X3001
0
R3183
0
R3206
R3099
62
1SR154-400TE-25
D3003
0.1
C3008
10k
R3202
47
R3160
0.68uH
L3006
10
R3190
0.1
C3073
0.1
C3074
47k
R3100
R3105
1.8k
1SR154-400TE-25
D3004
HDMI_SPDIF
IN1_SDA
IN1_HPD
IN2_HPD
IN2_SDA
IN2_SCL
IN3_HPD
IN3_SDA
IN3_CK+
IN3_D0+
IN3_D1+
IN3_D0–
IN3_D1–
IN3_D2–
IN3_CK–
IN2_CK+
IN2_D1–
IN2_D1+
IN2_CK–
IN2_D0–
IN2_D0+
IN2_D2–
IN2_D2+
IN1_D2–
IN1_CK–
IN1_CK+
IN1_D0–
IN1_D0+
IN1_D1–
IN1_D1+
IN1_D2+
IN1_SCL
OUT_CK+
OUT_D0–
OUT_D0+
OUT_D1–
OUT_D1+
OUT_D2–
OUT_D2+
IN3_HPD
IN3_SCL
IN3_SDA
IN2_SDA
IN1_HPD
IN1_SDA
IN3_CK+
IN3_CK–
IN3_D1–
IN3_D1+
IN3_D2–
IN3_D2+
IN2_D2+
IN2_D2–
IN2_D1+
IN2_D1–
IN2_D0+
IN2_D0–
IN2_CK+
IN2_CK–
IN1_D2+
IN1_D2–
IN1_D1+
IN1_D1–
IN1_D0+
IN1_CK+
IN1_CK–
IN1_D0–
IN3_D0+
IN3_D0–
HDMI_RST
HDMI_INT
HDMI_MUTE
HDMI_SD3
HDMI_SD2
HDMI_SD1
HDMI_MCK
HDMI_SD0
HDMI_BCK
HDMI_LRCK
TX_HPD
TX_SCL
TX_SDA
IN2_HPD
IN2_SCL
HDMI_SCL
HDMI_SDA
IN1_SCL
OUT_CK–
IN3_D2+
IN3_SCL
TX_HPD
TX_SCL
TX_SDA
HDMI_MCK
HDMI_BCK
HDMI_LRCK
HDMI_SD3
HDMI_SD2
HDMI_SD1
HDMI_SD0
HDMI_SPDIF
HDMI_MUTE
HDMI_INT
HDMI_RST
HDMI_SCL
HDMI_SDA
OUT_D1+
OUT_D2–
OUT_D2+
OUT_D1–
OUT_CK–
OUT_CK+
OUT_D0–
OUT_D0+
19P
19P
19P
1
2
3
IC3009
HDMI TRANSCEIVER
19P
IC3007
+5V REGULATOR
IC3006
+3.3V REGULATOR
IC3005
+1V REGULATOR
IC3002
+5V REGULATOR
HDMI BOARD
(CHASSIS)
CN3502
>01S
BOARD
(1/6)
MAIN
CN3501
>02S
BOARD
(1/6)
MAIN
FFC1
(CHASSIS)
RB3001
RB3000
(Type A)
(Type B)
(Type A)
(Type B)
HDMI OUT
TV (ARC)
HDMI IN
10
11
12
13
14
15
G
16
H
17
I
18
F
M
1
C
J
D
6
E
K
L
2
B
3
A
4
5
7
8
9
E
E
(Page 36)
(Page 36)
Ver. 1.1
HT-CT770
HT-CT770
34
34
5-9. PRINTED WIRING BOARD - MAIN Board (Side A) -
•
: Uses unleaded solder.
• See page 30 for Circuit Boards Location.
1
2
19
18
5
8
4
1
3
1
4
5
50
51
76
75
100
1
26
25
1
5
4
3
8
1
5
4
1
2
24
23
1
2
24
23
1
9
1
4
5
8
1
25
51
75
26
50
76
100
5
8
1
4
1
4
5
8
1
2
13
14
3
4
4
1
2
1
4
5
8
8
1
5
4
1 3
4
6
1
3
3
4
6
1
5
3
1
4
5
3
4
1
2
2
1
5
1
9
C3058
R2090
R2093
R2095
R2096
FB1003
R2097
FB1004
R2098
FB1005
FB1006
FB1007
FB1008
FB1009
R3040
R1101
L3501
R1102
L3502
R3043
R1103
R3044
R1104
R3045
R1105
FB1012
R3046
R1108
R1110
R1111
R1114
R1115
R1116
R1117
R1118
JC3005
R1119
L1002
L1003
R1120
R1121
R1123
R1124
R1125
R1126
R1128
R1138
R1139
X2002
R1143
R1144
R1145
FB2001
R1157
FB2004
FB2005
R1160
R2100
R2102
R2104
R2105
R2106
R2107
R2108
R2111R2112
R2113
R2114
R2117
R2118
R2119
L2003
R2120
L2004
R2121
L2006
R2122
L2007
R2123
L2008
R2124
R2125
R2126
R2127
R2129
R2130
CN3501
CN3502
CAM101
CAM102
CN1002
CN1003
CN1005
C1006
Q1007
Q1008
CL2008
L3005
C1016
L3006
C1018
CL2010
CL2011
C3730
C1021
C3731
C3732
C3734
C3735
IC3705
C3736
D1004
C1029
R1004
D1009
R1009
ET3001
C1031
IC1002
ET3002
C1032
C1033
C1034
D1010
C1035
C1036
C1037
R1010
C1038
IC1008
R1011
C1039
IC1009
R1012
R1013
R1014
R3725
R3726
R3727
R3728
IC1011
R1019
C1041
C1042
IC1013
C1044
R1021
R1023
R1025 R1027
R3737
R3738
R1029
R3739
C1054
C1055
CN2001
CN2005
C1059
R1033
R1034
R1035
C1060
R1038
C2005
Q2002
Q2003
R1040
C2009
R1045
R1046
R1047
R1048
C2010
R1049
C2011
C2012
C2013
C2018
C2019
R1053
R1054
C2020
R1059
C2021
C2022
C2023
C2025
C2026
D2003
C2027
R1060
C2028
R1061
C2029
R1062
R1063
R1064
R1065
R2007
R1068
R1069
R2009
C2032
C2033
IC2004
C2034
C2035
IC2006
C2036
IC2007
C2037
C2038
IC2009
C2039
R2012
R2013
R2014
IC2011
R2019
IC2012
C2042
IC2013
IC2014
R2020 R2021
R2023
R2025
R2027
R1088
R2028
R1089
R2029
C2054
R1090
R2030
R1091
R2031
R1092
R2032
R2033
R2034
R1095
R1096
R1097
R1098
C2060
C3001
R1099
C3002
C2062
C2063
Q3001
Q3002
Q3003
C3009
R2041
R2043
R2044
R2045
R2046
R2047
C3010
C2070
C3011
C3012
LN3002
C3017
C3018
R2052
R2053
R2055
CAM201
C2083
C2084
D3001
C2085
D3002
C2086
C3027
D3003
C2087
R2060
C2088
R3001
R2061
R2062
R2063
R2064
R2066
R3007
C3030
R3008
C2090
R3009
C3031
C2091
FL2001
R2069
C3032
FL2002
C2092
C3033
IC3003
C2093
C3035
C2095
C3038
R2070
C3039
R2071
R2072
R2074
R3015
R2075
R3016
R3017
R2077
C3040
R3018
R2078
C3041
R3019
X1001
R2079
C3042
FB3502
FB3504
C3046
C3047
R3020
R2080
R3021
C3049
R3023
R2083
R2084
R3025
R2085
R3026
R2086
R3027
R3028
C3050
R2088
C3055
C3056
C3057
LN3001
MAIN BOARD
(SIDE A)
E
A
K
E
E
S
G
D
A
K
A
K
A
A
K
K
A
K
E
A
K
1-889-795-
12
(12)
HDMI
BOARD
CN3009
CN3009
>02P
IO
BOARD
CN201
>03P
HDMI
BOARD
CN3005
CN3005
>01P
FFC2
BT1
Bluetooth
MODULE
MODULE
FFC3
(CHASSIS)
(CHASSIS)
(CHASSIS)
(CHASSIS)
(CHASSIS)
(CHASSIS)
RF1
RF MODULATOR
(SWA12-4V TX)
FFC4
DISPLAY
BOARD
CN801
>04P
DISPLAY
BOARD
CN801
>06P
POWER
BOARD
CN902
>05P
(CHASSIS)
A
B
C
D
E
1
2
3
4
5
6
7
8
9
10
11
12
13
14
FFC1
(US, CND, AEP, UK)
US, CND, AUS, CH,
EA, MX, SP, TW
(Type-12)
(Type-13)
(Page 44)
(Page 42) (Page 42)
(Page 32)
(Page
31)
(Page
32)
Ver. 1.2
Note 2: Refer to the “DISCRIMINATION FOR TYPE-12/-13 OF DISPLAY BOARD”
on page 5 for how to distinguish the type-12/-13 of DISPLAY board.
Note 1: IC1009 on the MAIN board cannot replace with single. When
this part is damaged, replace the complete mounted board.
HT-CT770
HT-CT770
35
35
5-10. PRINTED WIRING BOARD - MAIN Board (Side B) -
•
: Uses unleaded solder.
• See page 30 for Circuit Boards Location.
1
1
48
13
12
25
24
36
37
1
16
8
9
16
9
1
8
2
1
9
8
3
4
1
2
1
4
5
8
8
5
4
8
1
3
4
4
1
2
1
5
4
44
22
23
1
1
28
29
56
1
4
5
8
1
4
7
5
6
10
11
12
R3030
R3031
R3032
R2092
R3033
R3035
FB1001
R3036
R3037
R3038
R3037
R3038
R3039
R3041
R3042
FB1010
F3001
R1106
F3002
R1107
JC3001
JC3002
JC3003
JC3004
JC3007
R1127
R1129
R1130
R1131
R1132
R1133
R1134
R1135
R1136
X2001
R1140
R1150
R1151
FB2003
R1159
R2101
R2103
R2109
R2115
R2116
CL1002
CL1003
CL1004
L2001
CL1006
L2002
CL1008
CL1009
L2005
L2009
CL1010
R2128
CL1011
CL1012
CL1013
CL1014
CL1016
CL1017
R2132
R2133
R2134
R2135
R2137
JL1001
JL1014
JL1016
JL1018
JL1019
JL3536
JL3537
JL3538
JL3539
JL1020
JL1021
JL1022
JL1023
JL1024
JL3540
JL3541
JL3542
JL1027
JL3543
JL3544
JL1029
JL3545
JL3546
JL3547
JL3548
JL3549
CN1006
JL1030
JL1031
JL1032
JL1033
JL1034
JL3550
CL1055
JL1035
C1001
JL3551
CL1056
JL1036
C1002
JL3552
JL1037
C1003
JL3553
JL1038
JL3554
C1005
JL1039
JL3555
Q1002
JL3556
C1007
Q1004
C1008
C1009
JL1040
JL1041
CL2001
JL1042
CL2002
CL1063
JL1043
CL2003
JL1044
C1010
CL2004
L3001
JL1045
C1011
CL2005
CL1066
L3002
JL1046
CL2006
CL1067
L3003
C1013
CL2007
CL1068
L3004
CL2009
JL1052
CL2012
JL1053
CL2013
JL1054
CL2014
JL1055
JL1056
JL1057
C3733
JL1058
D1001
JL1059
C1026
D1002
C1027
R1001
D1005
R1002
R1003
JL1060
D1008
JL1061
JL2001
R1006
JL1062
JL2002
R1007
JL1063
JL2003
C1030
JL1064
JL2004
JL1065
IC1001
JL2005
JL1066
JL1067
IC1003
JL2007
JL1068
JL2008
JL1069
JL2009
JL1070
JL2010
R1015
JL1071
JL2011
R1016
JL1072
JL2012
R1017
JL1073
JL2013
IC1010
R1018
JL1074
C1040
JL2014
JL1075
R3729
JL2015
IC1012
JL1076
JL2016
JL1077
C1043
JL2017
JL1078
JL2018
JL1079
C1045
JL2019
C1046
R1020
R3730
R3731
R1022
R3732
R3733
JL1080
JL2020
R3734
JL1081
JL2021
R3735
JL1082
R1026
JL2022
R3736
JL1083
JL2023
JL1084
R1028
JL2024
JL2025
JL2026
JL2027
JL2028
JL2029
C1056
C1057
R1030
R1031
R1032
JL2030
JL2031
JL2032
R1037
JL2033
JL2034
C1061
JL2035
C2002
JL2036
C2003
JL2037
JL2038
C2004
JL2039
Q2001
C2006
C2008
R1042
JL2040
JL2041
CL3001
JL2042
CL3002
C2014
C2015
C2016
C2017
R1050
R1051
R1052
R1055
R1058
C2024
D2005
R2001
R2004
JL3001
R2005
JL3002
R1066
R1067
R1067
JL3003
JL3004
C2030
JL3005
C2031
JL3006
JL3007
IC2003
JL3008
IC2005
R1070
IC2008
R2010
R1071
R2011
R1072
R1073
R1074
R1075
R1076
R2016
R2017
IC2010
R2018
C2040
C2044
IC2015
C2046
C2047
C2049
R2022
R2024
R1087
C2050
C2051
C2053
CN3001
CN3002
C2056
C2057
C2059
R1093
R2035
R2036
R2037
R2038
R2039
C2061
C3003
C3004
C2064
C3005
C3006
C3007
C2067
C3008
C2068
C2069
R2042
R2048
R2049
C2071
C3013
C2073
C3014
C2074
C3015
C2075
C3016
C2077
R2050
C2078
R2051
C2079
R2054
R2056
R2057
R2057
R2058
C3021
C2081
R2059
C3022
C2082
C3023
C3025
C2089
R3002
R3003
R3004
R3005
R2067
R2068
IC3001
IC3002
C3034
C2094
C3036
C2096
C3037
C2097
R3011
R3012
R3013
R2073
R3014
R2076
C3043
C3044
C3045
C3048
R2081
R2082
R2087
C3051
R3029
R2089
C3052
C3053
C3054
MAIN BOARD
(SIDE B)
1-889-795-
12
(12)
E
A
K
K
A
E
A
K
A
K
A
K
E
SP2
(NC)
A
B
C
D
E
1
2
3
4
5
6
7
8
9
10
11
12
13
14
(Except US, CND, TW)
SPC2
SPC1
WOOFER
(R-CH)
SP4
TWEETER
(R-CH)
SP1
WOOFER
(L-CH)
SP3
TWEETER
(L-CH)
Note 1: IC1010 and IC1012 on the MAIN board cannot replace
with single. When these parts are damaged, replace the
complete mounted board.
complete mounted board.
Note 2: When the IC3001 on the MAIN board are replaced, refer to
“NOTE OF REPLACING THE IC3001 ON THE MAIN
BOARD AND THE COMPLETE MAIN BOARD” on page 4.
BOARD AND THE COMPLETE MAIN BOARD” on page 4.
Ver. 1.1
HT-CT770
HT-CT770
36
36
5-11. SCHEMATIC DIAGRAM - MAIN Board (1/6) -
11
10.4
15.5
5.8
3.5
3.3
1
0.1
C3734
0.022
C3735
10
C3731
10
C3730
0.1
C3733
0.1
C3736
10
C3732
CN3502
5P
1
E4V
2
E4V
3
DGND
4
DGND
5
DD6V
CN3501
19P
1
DGND
2
HDMI_MCK
3
DGND
4
HDMI_BCK
5
HDMI_LRCK
6
HDMI_SD3
7
HDMI_SD2
8
HDMI_SD1
9
HDMI_SD0
10
DGND
11
HDMI_PCONT
12
HDMI_OUT_5VPWR
13
HDMI_SPDIF
14
HDMI_MUTE
15
HDMI_INT
16
HDMI_SCL
17
HDMI_SDA
18
HDMI_RST
19
CEC
P_CONT2
DD6V
FB3502
FB3504
JL3536
JL3553
JL3552
JL3551
JL3550
JL3549
JL3548
JL3547
JL3555
JL3545
JL3544
JL3543
JL3542
JL3541
JL3540
JL3539
JL3538
JL3546
JL3556
JL3554
JL3537
10uH
L3501
2.2uH
L3502
R3728
1k
1k
R3729
15k
R3725
15k
R3726
4.7k
R3727
E12V
E4V
HDMI_D3
HDMI_5VPWR
HDMI_SDA
PCONT_HDMI
RX_MUTE
HDMI_LRCK
HDMI_MCK
HDMI_RST
HDMI_D2
HDMI_D1
HDMI_D0
HDMI_BCK
HDMI_INT
HDMI_SCL
HDMI_SPDIF
CEC
RT8293ALZSP
IC3705
BOOT
1
VIN
2
SW
3
GND
4
FB
5
COMP
6
EN
7
SS
8
47
R3735
47
R3734
47
R3733
47
R3732
47
R3731
47
R3730
47
R3736
47
R3738
47
R3737
47
R3739
DGND
DD6V
HDMI_SPDIF
RX_MUTE
HDMI_SCL
HDMI_SDA
HDMI_RST
CEC
HDMI_5VPWR
HDMI_INT
HDMI_RST
HDMI_SDA
HDMI_SCL
RX_MUTE
CEC
HDMI_D0
HDMI_D1
HDMI_D2
HDMI_D3
HDMI_MCK
HDMI_BCK
HDMI_LRCK
HDMI_SPDIF
HDMI_MCK
HDMI_BCK
HDMI_LRCK
HDMI_D3
HDMI_D2
HDMI_D1
HDMI_D0
PCONT_HDMI
HDMI_5VPWR
HDMI_INT
PCONT_HDMI
MAIN BOARD (1/6)
DC/DC CONVERTER
IC3705
CN3009
HDMI
BOARD
>02S
CN3005
HDMI
BOARD
>01S
FFC1
BOARD
MAIN
(5/6)
>101S
BOARD
MAIN
(2/6)
>102S
BOARD
MAIN
(6/6)
>103S
BOARD
MAIN
(2/6)
>104S
10
1
C
D
6
E
2
B
3
A
4
5
7
8
9
(Page 37)
(Page 41)
(Page 37)
(Page 40)
(Page 33)
(Page 33)
• See page 46 for Waveforms. • See page 46 for IC Block Diagrams.
Click on the first or last page to see other HT-CT770 service manuals if exist.