Sony HCD-VR50 - Main (1;2) Section

HCD-VR50/VR70
– 23 –
– 24 –
– MAIN (1/2) SECTION –
SPEANA
MD OUT
(L)
J701
L-CH SIG
BBA2
BUS OUT2
REC B2
REC A2
BBB2
VD OUT
1
8
VIDEO 1
IN
IN4
IN3
IN1
J702
10
2 3 5
C
B
A
VCD VIDEO
46 45 28
X
12
14
VIDEO 1
(L IN)
X1
X0
J701
13
10 9
B
A
VIDEO 2
(L IN)
J804
09
46 45
IC181 SELECTOR
IC191
AV SWITCH
PHONO
(L IN)
J701
VIDEO
SECTION
TC PB L
MD IN
(L)
MD (L IN)
69
68
66
IN D2
IN B2
IN A2
IC101
SOUND PROCESSOR 1
IC601 (1/2)
PHONO AMP
65
2
67
IN C2
MIC IN
IN E2
64
IN F2
MUTE
SWITCH
Q803
MAIN CONTROL
IC501 (1/2)
6
3
LINE-MUTE
F-RELAY
7
28
34
38
44
47
45
DBFB-H/L
V-MUTE
SW-MODE
493-LAT
BASS FREQ
493-DATA
FUNC-SEL1
22
1
3
AC-CUT
46FUNC-SEL0
48493-MUTE
RESET
7
28
34
38
44
47
45
46
48
RESET
SWITCH
Q801
12 RESET
D805
EVER+5V
44 34
37
BUF IN2
SWITCH
Q114
SWITCH
Q115
7
(TA-MUTE)
SWITCH
Q111
SWITCH
Q112
57
36
39
38
58
L+R
30
MUTE
SWITCH
Q113
VIDEO
OUT
J702
TC REC L
DECK
SECTION
POWER
SECTION
MIC-SIG
ST-L
CD-L
J701
B
(Page 22)
VIDEO
SECTION
O
(Page 28)
M
(Page 25)
C
(Page 30)
DECK
SECTION
B
(Page 22)
POWER
SECTION
E
(Page 29)
DISPLAY
SECTION
D
(Page 31)
TC REC L
6
VIDEO 2
IN
J804
3
1
DISPLAY
SECTION
F
(Page 31)
F-RELAY
POWER
SECTION
G
(Page 29)
• R CH: Same as L ch
• SIGNAL PATH
: FM
: CD
: PB
: REC
: VIDEO/MD
FM/AM TUNER
TUNER UNIT IS
SUPPLED AS THE
ASSEMBLED
BLOCK
RESET
IC801
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
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