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AUDIO SIGNAL PATH BLOCK DIAGRAM
TV/VCR MAIN C.B.A.
UHF/VHF TUNER/TV
DEMODULATOR UNIT
RF
AUDIO
AUDIO
IN
(FROM IC6001(22))
BEEPER ON(H)
(FROM IC6001(19))
BEEPER
SIF
19
22
(WITH
J4001
MONAURAL)
IC3001
(AUDIO PROCESS)
56
REC-OFF
AGC
DET
TUNER
71
LINE
73
REC
PB
AGC
AMP
MUTE
PB
57
58
AMP
LINE
AMP
AUDIO
MUTE(H)
69
NOT USED
J4051
FL4051
15.75kHz
TRAP
Q4171
REC AUDIO SIGNAL
PB AUDIO SIGNAL
Q7001
NOT USED
BUFFER
J7001
+5V
Q4001
Q4002
Q4003
REC-ON
65
BIAS OSC
60
T4101, Q4101
2
I C
CONTROL
75
7
8
(TO/FROM IC6001(17))
2
I C SERIAL DATA
(FROM IC6001(18))
2
I C SERIAL CLOCK
(FROM IC6001(7))
AUDIO MUTE(H)
IC4501 (TV SOUND OUTPUT)
TP4505
DC VOLTAGE
AUDIO
3
9
CONTROL
OUTPUT AMP
5
(FROM IC6001(35))
AUDIO AMP MUTE(L)
(FROM IC6001(32))
TV VOLUME CONTROL
(TO IC9001(21))
SIF
(IC9201(1))
TUNER AUDIO
(FROM IC9001(29,30))
RF AUDIO
(TO IC9301(4,11))
NORMAL AUDIO
(WITH TV STEREO/Hi-Fi AUDIO)
AUDIO CONTROL
HEAD UNIT
P4002
PIN
2
2
AUDIO
P4002
PIN
HEAD
1
1
P4002
PIN
AUDIO
4
4
ERASE
P4002
PIN
HEAD
3
3
FULL ERASE HEAD UNIT
P4001
PIN
2
2
FULL
P4001
PIN
ERASE HEAD
1
1
EARPHONE
JACK
P4591
2
SPEAKER
P4591
1
(WITH MONAURAL)
AUDIO SIGNAL PATH BLOCK DIAGRAM
AG-513F/AG-520F
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