![background image](http://html.mh-extra.com/html/sony/hcd-lv80/hcd-lv80_service-manual_420793022.webp)
HCD-LV80
22
22
RESET
IC801
SPEANA
MD OUT
J701
L-CH SIG
BBA2
BUS OUT2
REC B2
REC A2
BBB2
VD OUT
6
1
VIDEO 2
IN
IN1
IN3
J804
10
2
3
5
C
B
A
VIDEO
IN
J702
46
45
28
X
12
14
V1, AU
(L IN)
X1
X0
J701
13
10
9
B
A
V2, AU,
L-CH IN
J804
09
46
45
IC181 SELECTOR
IC191
AV SWITCH
PHONO
(L IN)
J701
VIDEO
SECTION
TC PB L
MD (L IN)
69
68
66
IN D2
IN B2
IN A2
IC101
SOUND PROCESSOR 1
IC601
PHONO AMP
65
2
67
IN C2
MIC IN
IN E2
64 IN F2
MUTE
SWITCH
Q804
MUTE
SWITCH
Q803
RESET
SWITCH
Q802
D807
MAIN CONTROL
IC501 (1/2)
6
3
LINE-MUTE
F-RELAY
7
28
34
38
47
45
DBFB-H/L
V-MUTE
SW-MODE
493-LAT
493-DATA
FUNC-SEL1
22
AC-CUT
46
FUNC-SEL0
48
493-MUTE
RESET
7
28
34
38
47
45
46
48
48
47
38
34
37
BUF IN2
SWITCH
Q115
7
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 21)
M
(Page 24)
Q
(Page 25)
DECK
SECTION
B
(Page 21)
POWER
SECTION
E
(Page 25)
DISPLAY
SECTION
D
(Page 26)
TC REC L
8
IN4
VCD VIDEO
3
1
DISPLAY
SECTION
F
(Page 26)
DBFB
F-RELAY
POWER
SECTION
G
(Page 25)
VIDEO
SECTION
O
(Page 24)
• R CH: Same as L ch
• SIGNAL PATH
: FM
: CD
: PB
: REC
: VIDEO/MD
: VIDEO
FM/AM TUNER
TUNER UNIT IS
SUPPLED AS THE
ASSEMBLED
BLOCK
33
32
34
CLOCK
DATA
LATCH
12
RESET
RESET
SWITCH
Q801
D805
+5v
– MAIN (1/2) SECTION –
Summary of Contents for HCD-LV80
Page 30: ...HCD LV80 30 30 7 5 SCHEMATIC DIAGRAM DECK SECTION See page 54 for IC Block Diagrams Page 38 ...
Page 31: ...HCD LV80 31 31 7 6 PRINTED WIRING BOARD DECK SECTION See page 19 for Circuit Boards Location ...
Page 39: ...HCD LV80 39 39 7 14 SCHEMATIC DIAGRAM MAIN 3 3 SECTION See page 36 for Printed Wiring Board ...
Page 41: ...HCD LV80 41 41 7 16 SCHEMATIC DIAGRAM POWER SECTION ...
Page 45: ...HCD LV80 45 45 7 20 SCHEMATIC DIAGRAM PANEL VR SECTION See page 55 for IC Block Diagrams ...
Page 47: ...HCD LV80 47 47 7 22 SCHEMATIC DIAGRAM TC PANEL SECTION ...
Page 51: ...HCD LV80 51 51 7 26 SCHEMATIC DIAGRAM CD MOTOR SECTION Page 38 ...
Page 52: ...HCD LV80 52 52 7 27 SCHEMATIC DIAGRAM TRANS SECTION ...