HCD-RV7/RV8
38
38
TP430
TP432
TP433
TP434
TP435
TP436
C702
C140
C203
TP781
TP112
C163
C161
R151
C159
C168
C155
C156
C153
C158
R153
R162
C164
C165
R101
C109
C108
C106
R105
C111
R103
C119
R104
R121
C121
D121
R190
C190
R191
C157
R155
C705
Q103
Q153
R163
R165
CN702
C703
C704
R154
C175
D122
C115
C114
C116
C117
R701
C751 R752
R702
C701
CN783
R150
C122
R122
R166
R164
R102
C125
R116
R113
R114
R115
J750
R156
D841
EPT901
Q151
Q101
IC102
CN784
C202
JW911
J430
J401
C752
C113
C104
R212
R219
C112
C162
C784
C788
R783
R782
C786
C281
C231
R232
R233
R283
R282
C230
R281
R231
IC430
R230
C785
C284
C285
Q430
IC781
D781
D782
C782
C781
L701
FB751
FB701
FB205
FB206
FB284
CN201
FB218
FB211
C207
R159
R109
R108
R158
C154
C183
C185
R181
C186
C184
R185
R186
R160
IC181
R183
R184
C181
C182
C191
C192
R117
R167
C176
C126
C187
C188
C160
R157
C110
2.2
50V
0.1
0.1
0.022
10
50V
0.01
2.2k
0.022
10
50V
10
50V
10
50V
10
50V
0.022
10k
620
0.22
0.33
2.2k
0.022
0.022
10
50V
16V
10k
0.01
10k
10
50V
47k
1k
470p
1SS355
2.2k
10
50V
2.2k
0.47
50V
1M
0.1
2SC3661
2SC3661
1k
10k
11P
0.022
0.022
47k
4.7
50V
1SS355
0.33
0.22
100
16V
0.1
1k
220p 100k
100k
220p
2P
2.2k
470p
1k
10k
47k
620
4.7
50V
10k
1k
47k
10k
2P
100k
1SS355
2SC1623
2SC1623
M61519FP
3P
1000
6.3V
2P
1P
2.2
50V
10
50V
10 50V
0
0
1
50V
1
50V
10
50V
10
50V
75
100k
220p
4.7
50V
4.7
50V
100k
1k
1k
100k
0.1
1k
1k
NJU4066BM
10k
1000
6.3V
10
50V
0.1
FA1A4M
NJM2244M
1SS355
1SS355
0.01
100
16V
0
0
0
0
0
19P
0
0
1000 6.3V
4.7k
4.7k
2.2k
2.2k
10
50V
1
50V
4.7
50V
33k
0.01
1
50V
10k
10k
1k
LA2615M
100k
100k
0.1
47
16V
1
50V
1
50V
0
0
1
50V
1
50V
0.1
10
50V
0.033
2.7k
0.033
A1
A2
A3
A4
A5
A6
A8
B1
B2
B4
B5
B6
B7
B8
C1
C2
C3
C4
C5
C6
C7
C8
43
35
37
40
32
33
19
27
25
23
22
3
2
21
77
81
82
44
45
46
47
48
49
36
76
AA1
AA2
AA3
AA4
AA1
AA2
AA3
AA4
ZZ1
ZZ2
ZZ3
6
7
5
GM(V)-GND
GM(V)-SIG
VMP GND
VMP-VIDEO IN
VMP GND
D-0UT
L-CH
D.GND
TBL ADDRESS SW
BU UP/DOWN SW
M+7V
OPEN SW
CLOSE SW
D+3.3V
MTR CNT2(LOAD IN)
MTR CNT1(LOAD OUT)
ST-CLK
ST+10V
TUNED
ST-CE
STEREO
ST-L
A-GND
ST-R
ST-MUTE
ST-DOUT/MC-DIN
ST-DIN /MC-DOUT
(1/4)
MUTING
MUTING
(CHASSIS)
∗
AM
ANTENNA
TUNER
UNIT
FM
THE ASSEMBLED
BLOCK
∗
SUPPLIED WITH
FEED BACK
SWITCH
FEED BACK
SWITCH
INPUT SELECT
SWITCH,
TONE CONTROL,
ELECTRICAL
VOLUME
VIDEO SELECT SWITCH,
VIDEO AMP
AUDIO OUT
ON/OFF
SWITCH
AUDIO OUT
ON/OFF SWITCH
R
L
(AUDIO)IN
R
L
AUDIO OUT
VIDEO OUT
MD/VIDEO
SURROUND
SIGNAL
PROCESSOR
N.C.
D+5V(SW)
D-GND
A-GND
100
µ
H
75
Ω
R751
1k
R753
100
R703
100
R152
10k
R169
100
C105
C118
C103
C150
C101
10
50V
10
50V
10
50V
10
50V
100
R110
1k
R119
100
7-17. SCHEMATIC DIAGRAM – MAIN Board (1/4) –
•
See page 35 for Waveform.
•
See page 54 for IC Block Diagram.
• Voltages are dc with respect to ground under no-signal
(detuned) conditions.
no mark : TUNER (FM/AM)
w w w . x i a o y u 1 6 3 . c o m
Q Q 3 7 6 3 1 5 1 5 0
9
9
2
8
9
4
2
9
8
T E L
1 3 9 4 2 2 9 6 5 1 3
9
9
2
8
9
4
2
9
8
0
5
1
5
1
3
6
7
3
Q
Q
TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299