Hitachi 32LD8D20E - Page 64

17MB22-2
MAIN BOARD CIRCUIT - SHEET 5
16V
100n
C188
HDMI_3V3
16V
100n
C191
HDMI_1V8
16V
100n
C190
LM1117
IC101
4
VOUT
2
OUT
1
GND
3
IN
LM1117
IC102
4
VOUT
2
OUT
1
GND
3
IN
16V
100n
C193
VCC_3V3
VCC_5V
16V
100n
C189
VCC_3V3
VCC_1V8
16V
100n
C192
VCC_3V3
HDMI_G0
SDA_3V3_IC
VCC_5V
VCC_3V3
HDMI_B2
VCC_3V3
HDMI_HSYNC
HDMI_R7
HDMI_G3
HDMI_B0
HDMI_MUTE
RESET_IC
HOTPLUG_DET
HDMI_VSYNC
WS
HDMI_G7
HDMI_B4
HDMI_R4
HDMI_B5
VCC_5V
HDMI_G4
HDMI_R2
VCC_5V
HDMI_B3
VCC_1V8
HDMI_SCDT
HDMI_B7
HDMI_B1 HDMI1_CEC
HDMI_G6
INT
SCL_3V3_IC
HDMI_G2
HDMI_R6
HDMI_DEN
HDMI_R1
HDMI_CLK
SCK
HDMI_G1
HDMI1_HOTPLUG
HDMI_G5
HDMI_R3
SD0
HDMI_R0
HDMI_CEC_SEL
HDMI_R5
AMP_MUTE
HDMI2_HOTPLUG
HDMI_B6
HDMI1_CEC
HDMI_3V3
27k
R101
4k7
R142
HDMI_3V3
SN74CB3Q3305
IC109
1 1OE
21A
31B
4A4 52A
62B
72OE
8A8
S127
CEC1
CEC2
BC848B
Q108
10k
R113
S128
S126
330R R135
10k
R112
HDMI_CEC_SEL
HDMI_3V3
2N7002
Q101
16V
100n
C194
DSCL1
UPA672T
IC104
1S1
2G1
3D2 4S2
5G2
6D1
56R
R121
470k
R105
HDMI_3V3
UPA672T
IC105
1S1
2G1
3D2 4S2
5G2
6D1
HDMI_3V3
P2_DSCL
56R
R118
470k
R106
47k
R156
470k
R108
56R
R120
DSDA2
470k
R104
470k
R107
DSDA1
E1_VCC5V
DSCL2
P1_DSCL
56R
R119
16V
100n
C195
E2_VCC5V
P2_DSDA
24LC02
IC106
1A0
2A1
3A2
4 VSS 5SDA
6SCL
7WP
8VCC
24LC02
IC107
1A0
2A1
3A2
4 VSS 5SDA
6SCL
7WP
8VCC
47k
R154
P1_DSDA
47k
R155
P1_HP
25V
10n
C105
2N7002
Q104
P1_CBL5V
P2_5V
10R
R102
10k
R116
1N5819
D105
E2_VCC5V
1k
R122
C5V6
D102
20k
R133
P2_5V
10k
R115
1N4148
D104
HDMI_3V3
25V
10n
C104
S124
P1_CBL5V
10k
R117
1N4148
D103
C5V6
D101
VCC_5V
1N5819
D106
HDMI2_HOTPLUG
P1_5V
E1_VCC5V
R1_PWR5V
P2_CBL5V
P1_5V
P2_HP
10k
R114
HDMI1_HOTPLUG
VCC_5V
UPA672T
IC103
1S1
2G1
3D2 4S2
5G2
6D1
S125
P2_CBL5V
R2_PWR5V
10R
R103
20k
R134
2N7002
Q105
HDMI_3V3
1k
R123
4k7
R145
HDMI_3V3
4k7
R144
4k7
R143
HDMI_3V34k7
R146
BSN20
Q110
BSN20
Q109
2N7002
Q103
100R
R159
SW_ENABLE
100R
R158
2N7002
Q102
SW_ENABLE
SW_ENABLE
P2_CBL5V
P1_CBL5V
HOTPLUG_DET
HOTPLUG_DET
HDMI_RESET
S123
S129
S130
HOTPLUG1_DET
HOTPLUG2_DET
S132
HOTPLUG2_DET
S121
HOTPLUG1_DET
S131
S122
HOTPLUG2_DET
S133
HOTPLUG1_DET
S134
TP112
TP111
TP110 TP109
TP108
TP107
TP106
TP105
TP104
TP103
TP102
TP101
S102
S101
16V
100u
C197
16V
100u
C196
16V
100u
C198
25V
220u
C125
CN101
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
CEC CIRCUIT
DDC
HOTPLUG CIRCUIT