Panasonic Omnivision PV-9661 Service Manual page 323

PV-9661 / PV-9662
9.4. Hi-Fi AUDIO SIGNAL PATH BLOCK DIAGRAM
MAIN C.B.A.
PIN
(WITH SPATIALIZER)
1
NOT USED
PIN
TO/FROM 3
SPATIALIZER
PIN
5
PIN
7
TP4204
AUDIO
IN1 R-CH
TP4203
AUDIO
IN1 L-CH
TP4202
AUDIO
OUT R-CH
TP4201
AUDIO
y y
OUT L-CH
y y
y y
(WITH FRONT A/V JACK)
y y
y y
OPERATION I C.B.A.
y y
y y
P6302 P6320
AUDIO
y y
IN 2 R-CH 4 4
y y
P6302 P6320
AUDIO
y y
IN 2 L-CH 1 1
y y
y y
y y
y y
OPERATION I C.B.A.
y y
y y
P6301 P6321
AUDIO
y y
2 2
IN 2 R-CH
y y
P6301 P6321
AUDIO
y y
1 1
IN 2 L-CH
y y
NOT USED
y y
(WITH FRONT A/V JACK)
y y
y y
UHF/VHF TUNER/TV DEMODULATOR UNIT
RF AUDIO 14
R7007
SIF OUT AUDIO INPUT NOT USED
LELVEL
15 1
IC4201 (Hi-Fi AUDIO PROCESS)
FL4901
MTS/SAP
4.5MHz
3 1 48
SIGNAL
BPF
PROCESS
MATRIX
TUNER
(R-CH)
LINE1
9
LINE2
10
(WITHOUT
61
SPATIALIZER)
MUTE
J4202
(R-CH) R
53
L
R
59 +
MUTE
J4201
(L-CH) L
57
L
TUNER R
LINE1
14
LINE2 (L-CH)
15
(TO IC3001(73))
NORMAL AUDIO
(FROM IC6001(6))
AUDIO MUTE(H)
Q4005 Q4006 Q4007
REC AUDIO SIGNAL PB AUDIO SIGNAL
(TO IC6001(85))
MTS MODE
(TO IC6001(60))
AUDIO DEFEAT(H)
(TO IC6001(29))
Hi-Fi PB(H)
56 45 28
ENV
MUTE DETECTOR
CONTROL
R-CH Hi-Fi AUDIO + 29
R
SIGNAL PROCESS
L+R
L
Hi-Fi
MIX
NORMAL
30
NORMAL
27
MIX
Hi-Fi
L-CH Hi-Fi AUDIO
SIGNAL PROCESS
2
I C
AUDIO
CONTROL
MUTE(H)
36 62 42 43
(TO/FROM IC6001(17))
I 2 C SERIAL DATA
(FROM IC6001(18))
2
I C SERIAL CLOCK
(FROM IC3001(69))
Q4004 DRIVE
NORMAL AUDIO
(FROM IC6001(27))
Hi-Fi HEAD SW PULSE
74
Hi-Fi AUDIO/VIDEO HEAD AMP C.B.A.
TP4205
IC4401 (Hi-Fi AUDIO HEAD AMP)
AGC
DET
P3001 P3501 AGC REC
13 7
19 19 AMP AMP
PRE
TP4207
3
AMP
L
P3001 P3501
14
17 17
R
PRE
5
AMP
1 16
P3001 P3501
20 20
(FROM IC6001(30))
VIDEO DELAY REC(H)
P3501
20 Hi-Fi AUDIO
L HEAD
P3501
20 Hi-Fi AUDIO
R HEAD
P3501
20