Panasonic Omnivision PV-9661 Service Manual page 322

9.3. AUDIO SIGNAL PATH BLOCK DIAGRAM
MAIN C.B.A.
NOT USED
(WITHOUT FRONT A/V JACK
/WITHOUT Hi-Fi AUDIO )
AUDIO
IN 1
(WITH FRONT A/V JACK
IC4151
/WITHOUT Hi-Fi AUDIO )
NOT USED
13
12
OPERATION I C.B.A.
P6301 P6321
AUDIO
IN 2 2 2
OPERATION I C.B.A.
P6302 P6320
AUDIO
1 1
IN 2
AUDIO
OUT
UHF/VHF TUNER/TV
DEMODULATOR UNIT
RF
AUDIO AUDIO
14 1
(WITHOUT Hi-Fi AUDIO)
C4018 R4018
NOT USED
IC3001 (AUDIO PROCESS)
AGC DET
TUNER
71
LINE
J4002
73
PB AGC
MUTE
LINE1
14
LINE2
LINE
AMP
11
69
(FROM IC6001(19))
INPUT SELECT 2
(WITH Hi-Fi AUDIO)
(FROM IC4201(61))
NORMAL AUDIO
(TO IC4201(62))
NORMAL AUDIO
J4003
R4013
J4001
(WITHOUT Hi-Fi AUDIO)
NOT USED
REC AUDIO SIGNAL PB AUDIO SIGNAL
Q4001
+5V
Q4002
Q4003
56
REC-OFF
REC-ON
REC
65
AMP
PB BIAS OSC
57 58 60
AMP
T4101, Q4101
2
I C
CONTROL
AUDIO
MUTE(H)
75 7 8
(TO/FROM IC6001(17))
2
I C SERIAL DATA
(FROM IC6001(18))
2
I C SERIAL CLOCK
(FROM IC6001(6))
AUDIO MUTE(H)
(TO IC3801(3))
AUDIO
(WITH ADVANCE)
Q4006 Q4004
DRIVE
73
LOADING MOTOR AUDIO CONTROL
P.C.B. HEAD UNIT
P6002 P2552 P2551 P1541
6 6 4 4
AUDIO
P6002 P2552 P2551 P1541 HEAD
5 5 3 3
P6002 P2552 P2551 P1541
AUDIO
3 3 1 1
ERASE
P6002 P2552 P2551 P1541
HEAD
4 4 2 2
FULL ERASE HEAD UNIT
P4001 PIN
2 2
FULL
P4001 PIN
ERASE HEAD
1 1
PV-9661 / PV-9662