NEO DVD-HT750, Service Manual

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43
3 .SERVO&RF
1 2 3 4 5 6
A
B
C
D
6 5 4 3 2 1
D
C
B
A
C
E
MDI
B
RFO
D
IOA
A
SL-
SL+
STBY
SP+
SP-
RFO
IOA
OP+
URST
OP-
FEO
URST
SP-
OPO
OP+
OPO
LOAD-
IOA
OP-
CSO
TEO
A
LDO
2
RFOP
SL+
SCLK
D
MD
I
STBY
TROUT
TRCLOSE
V1P4
LIMIT
LIMIT
SDATA
B
TRIN
LDO
1
SL-
TROPEN
HTRC
E
LRFRP
V2P8
RFON
SDEN
LDO1
BDO
RFRP
PWMOUT2
C
V1P4
SP+
LOAD+
LDO2
RFL
F
F
GND
V20
V20
V1P4
SW1
SW1
R173
330K
D7
1N4001
NOT Stuffed
R170 750K
CB80
0.1u
Q24
2SK3018
+
DIP P2.54 D5.2W5.6H
C137
10u
Q25
2SK3018
CB1
0.1u
Q23
2N3904
+ C151
220u
+ C146
47u
+
C138
10u
+
C128
100u
R171
750K
C152 RES
1
2
3
4
5
6
CN3
JST6 Pin 2.0mm Pitch
R152
100K
C142 1u
+
DIP P2.54 D5.2W5.6H
C18
10u
R147
100K
C144 1u
CB8
0.1u
CB74
0.1u
L4 Ferrite Bead
1206
R143
000
L31 Ferrite Bead
NOT STUFF 1206
+
C148
47u
CB109
0.1u
IN
3
G
1
OUT
2
U1
1117-3.3
SOT-223
NOT Stuffed
CB77
0.1u
CB79
0.1u
CB97
0.1u
C147
15n
R169 20K
R167
10K
C129 27p
R157 27K
D5
1N4148
+
C136
47u
CB2
0.1u
C141 RES
CB83
0.1u
R159
22Ohm
CB89
0.1u
+ C9
220u
L35
10uH
CB86
0.1u
CB84
0.1u
+ C6
220u
CB94
0.1u
CB82
0.1u
R148
10K
CB76
0.1u
C130 15n
C131 10p
CB96
0.1u
+
C16
10u
CB90
0.1u
L32
FB 0805
NOT STUFF
R149
10K
L1 Ferrite Bead
1206
R146
10K
CB88
0.1u
CB10 0.1u
CB85
0.1u
R150
10K
CB29
0.1u
C132 390p
L33
FB 0805
NOT STUFF
R145
10K
CB78
0.1u
R153
000
R165
33K
1
2
3
4
5
CN1
Power Supply
R158 100K
C133 390p
R151
10K
C134
470p
F-
24
F+
23
T+
22
T-
21
C
20
D
19
CD/DVD
18
RF
17
A
16
B
15
F
14
GND-PD
13
VC
12
VCC
11
E
10
NC
9
VR-CD
8
VR-DVD
7
LD-CD
6
MD
5
HFM
4
NC
3
LD-DVD
2
GND-LD
1
CON1
SF-HD60AV/0.5mm,24Pin
1
2
3
4
5
CN2
JST5 Pin 2.0mm Pitch
CB107
0.1u
C143 1u
+
C140
47u
L36
10uH
C145 1u
CB98
0.1u
R166 20K
W
GND
128
RFSUBO
127
LDO2
126
LDO1
125
MDI1
124
MDI2
123
AGC
3
122
AGC
2
121
W
AVDD
120
AGC
1
119
W
GAND
118
SGND
117
TNI
116
TP
I
115
SVDD
114
CD
FO
N
113
CD
FO
P
112
SD
111
SC
110
AVDD
109
IR
108
AGND
107
SB
106
SA
105
MD
104
MC
103
VFO13
38
VDD
37
AGNDX
36
AGNDX
35
AGNDX
34
DPFO
33
DPFN
32
GNDP
31
HTRC
30
TRLP
29
TRLPA
28
CRTPLP
27
CRTP
26
HRFRP
25
LRFRP
24
DEFECT
23
VDDP
22
TEO
21
CSO
20
LVL
19
FEO
18
V20
17
VREFO
16
V2REFO
15
AVDDT
14
TM4
13
AGNDT
12
TM3
11
TM2
10
TM1
9
AGNDO
8
RFON
7
RFOP
6
AVDDO
5
AGNDX
4
AGNDX
3
WVDD
2
WOBSO
1
GND
39
UDGATE
40
HDGATE
41
IO0
42
IO1
43
IO2
44
IO3
45
IO4
46
IO5
47
IO6
48
IO7
49
IO8
50
IO9
51
IOA
52
IOB
53
VDDS
54
XC
K1
6M
55
SCL
K
56
GNDS
57
SDE
N
58
SDATA
59
RST
60
DPDMUTE
61
AGNDP
62
AGNDX
63
AVDDP
64
VCON
66
AVDDF
67
AGNDX
68
AVDDM
69
COSPHI
70
HALLCOS
71
REFCOS
72
AGNDM
73
HALLSIN
74
REFSIN
75
SINPHI
76
SW0
77
SW2
78
SW1
79
MOP
80
MON
81
AGNDX
82
AGNDX
83
CEON
84
CEOP
85
RFGCI
86
RFGCU
87
RFFGC
88
OSP
89
OSN
90
CDD
91
CDC
92
CDB
93
CDA
94
DVDRFIN
95
DVDRFIP
96
DVDD
97
DVDC
98
DVDB
99
DVDA
100
MA
101
MB
102
AGNDF
65
U17
MT1336E
L3 Ferrite Bead
1206
R156 RES
C135
33n
R160
22Ohm
+
C153
47u
R141
000
CB95 0.1u
R164
1Ohm
VINFC
1
PVCC1
9
PGND
10
VOSL+
12
CF2
3
CF1
2
VOTK+
15
VNFFC
7
VOFC+
14
VOFC-
13
PVCC2
21
PGND
19
VNFTK
20
CTK2
24
BIAS
27
VOSL
6
VINSL+
4
VINSL-
5
STBY
28
VCC
8
VOSL-
11
VOLD+
17
VOLD-
18
VOTK-
16
VINLD
23
PREGND
22
CTK1
25
VINTK
26
GND
29
GND
30
U18 BA5954
R163
1Ohm
+ C2
10u
C150 150p
CB11
0.1u
VCC
1
BOUT
2
GND
3
AOUT
4
BIN
5
NC
6
GND
7
AIN
8
U19 BA6208F
R1
10K
C149 150p
R168
20K
R162
1Ohm
D6
1N4001
NOT Stuffed
D4
1N4148
R161
1Ohm
D1
1N4148
L34 FB 0805
C139
120p
Q27
2SB1132
R174
1Ohm
Q26
2SB1132
R172
330K
AVCC
AVCC
+PS5V +PS5V
+5V DV33
AVCC
RFVCC
RVCCIN
GND_POWER
RVCCIN
V2P8 V1P4
RVCCIN
DV33
RFVCC
+PS5V
RVCCIN
V1P4
V20
+PS5V DV33
DMSO
FOSO
FMSO
TRSO
RFL
SCLK
SDATA
PWMOUT2
HTRC
URST
BDO
RFON
CSO
TEO
RFRP
RFOP
ADIN
TROPEN
SDEN
FEO
500pF forMT1376 MT1336E
15K forMT1376
C142, C143, C144, C145SMD0805 Package CAP.