4-71
4-72
1
2
3
5
4
A
B
C
D
E
F
G
H
AUDIO BLOCK DIAGRAM (VHS)
4.36
NA
HIFI
HIFI
+
5
7
4
6
CN7504
50
48
INPUT
SELECT
J7004
J7003
FRONT IN
1
3
2
2
1
3
3 6
+
8
CN7002
9
8
CN7507
9
OUTPUT
66
74
73
72
71
75
82
L2
L1
FR
TU
NA EXT IN
61
65
52
63
NA REC
SELECT
( L-CH )
INPUT
NORMAL
INPUT
SELECT
SELECT
53
57
62
64
MIX
NA IN
80
81
78
79
67
68
FR
L2
L1
TU
MIX
INPUT
SELECT
0
CK
A
J
TUNER
TO
3
77
IC1
117
+
EQ
REC
EP(LP) ON
REC ON
TER
119
FIL
118
A.
REC/PB
2
4
4
2
1
3
6
7
5
CN2001
1
CN1
A/C HEAD
ERASE
CN2002
A.FF
FM
R CH
VCA
DET
REDUCTION
EVR
CH
L
CH
L
NOISE
PRE
R
P
AMP
+
-
ON
SP
COMMON
CH2
REDUCTION
PB
CH
R
EVR
NOISE
NOR DET
MON
HIFI
PRE/REC
CH1
AMP
REC/PB
LOGIC
ENV
+
DET
CLK
T
DA A
97
T2052
TRANS
OSC
POWER
SW
TER
116
FIL
115
Q2061
96
Q2062
4
6
Q2054
Q2052-
POWER
SW
98
87
A.PB_FM
TP2253
SW
Q2251
Q2252
59
94
60
93
92
Q402
Q401
Q405
Q403-
AMP
POWER
SW
FMA_CH1
A
6
T2051
TRANS
FULL ERASE
1
2
HEAD
.
F
OSC
5
11
10
12
11
10
Q2051
12
11
10
ERASE
HEAD
UDIO
FMA_CH2
ERASE HEAD
FL
U.DRUM
13
9
12
14
9
13
14
13
9
TO
SYSCON
FL .E
Y
YING
A.FF
DEMOD(R)
DEMOD(L)
R_IN
L_IN
FRONT_A(R)
FRONT_A(L)
( VIDEO & AUDIO SIGNAL PROCESSOR )
A.MUTE (H)
( R-CH )
( R-CH )
DEC(R)
DEC(L)
LINE OUT(R)
LINE OUT(L)
LOG(L)
LOG(R)
A.MUTE(H)
I2C_DATA_A/V
I2C_CLK_A/V
A.ENV/ND(L)
H.REC_ST(H)
FULL_E_ON(L)
N.REC(L)
MAIN ( VIDEO/AUDIO, AUDIO I/O, CONNECTION )
1
A.OUT(R)
2
A.IN(R)
3
A.OUT(L)
4
A.GND
6
A.IN(L)
AV1
IN/OUT
TERMINAL
0 6
2
A.IN
A.OUT(R)
(R)
1
A.GND
4
A.OUT
3
(L)
A.IN
6
(L)
4
3
2
1
J7102
CN7104
J7104
AV2
IN/DECODER
9
11
8
10
TU_AUDIO
J7105
A.OUT(R)
REAR OUT
PAL_PB(H)
FLY_REC(H)
FLY_ON(H)
N.REC_ST(H)
( L-CH )
NOT
USED
NOT
USED
NOT
USED
NOT
USED
A.OUT(L)
3
2
IC2607
11
2
14
13
1
4
5
3
15
12
9
10
NOT
USED
IC2606
15
2
14
13
4
1
5
3
12
11
FRONT(H)
9
10
NOT
USED
NOT
USED
IC2601
11
2
14
13
1
4
5
3
15
12
9
10
IC2603
11
2
14
13
1
4
5
3
15
12
9
10
IC2610
15
2
14
1
12
13
9,10,11
2
4
6
8
CN2601
NOT
USED
NOT
USED
NOT
USED
NOT
USED
NOT
USED
AMP
IC2605
5
7
3
1
AMP
IC2608
5
7
3
1
AMP
IC2602
5
7
3
1
CN3701
TO DV MAIN
(AUDIO AD/DA)
DV_A_PB(R)
DV_A_PB(L)
DV_A_REC(R)
DV_A_REC(L)
DV_A.MUTE(H)
BIL_SEL
/DEC(H)
OUT2_D(H)
INPUT_SEL_B
INPUT_SEL_A
D_TU(H)
D_VHS(H)
WF1
WF2
WF3
WF4
WF5
WF6
WF7
R
L
R
L
R
L
R
R
L
L
R
L
R
L
R
L
R
L
R
L
R
L
R
L
Note : For the waveforms in this block diagram, refer to page 4-63.
