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MAIN SIGNAL PATH IN REC MODE
JK4801
(AV3)
FRONT
AUDIO
IN (R)
AUDIO
IN (L)
JK3906
(AV1)
TP4504
TV
1
AUDIO OUT (R)
TP4503
2
AUDIO IN (R)
3
AUDIO OUT (L)
TP4506
6
AUDIO IN (L)
JK3902
AUDIO
TP4505
OUT (R)
AUDIO
OUT (L)
JK3905
(AV2)
DECODER/EXT
1
AUDIO OUT (R)
2
AUDIO IN (R)
3
AUDIO OUT (L)
6
AUDIO IN (L)
TO
RFC AUDIO OUT
TUNER
QR7652
TUNER AUDIO (R)
MUTE
FROM
DECODER
QR7652
TUNER AUDIO (L)
MUTE
IC3001
Q7601
FROM
DECODER/
TUNER AUDIO (N)
MUTE
61
TV DEMODU
REC
A.HEAD (W)
99
EQ
TO/FROM
AC HEAD
A.HEAD (R)
97
MAIN SIGNAL PATH IN PLAYBACK MODE
IC4501
PS4801 PP3906
2
3
PS4801
PP3906
4
10
QR4504
PS3902 PP3902
MUTE
53
10
QR4504
PS3902 PP3902
MUTE
57
9
PS3902
PP3902
9
3
PS3902
PP3902
10
4
PS3902
PP3902
14
6
PS3902
PP3902
15
7
QR4503
PS3902 PP3902
SWITCH
MUTE
51
12
RCH
QR4503
PS3902 PP3902
SWITCH
MUTE
52
13
LCH
QR4507
MUTE
59
8
13
MUTE
53
R
MUTE
VCA
62
P
MUTE
78
CTL
INPUT
SELECT
SWITCH
RCH
INPUT
SELECT
SWITCH
LCH
OUTPUT
SELECT
SWITCH
RCH
+
PNR RCH
OUTPUT
SELECT
SWITCH
LCH
PNR LCH
62
NORMAL
61
SELECT
SWITCH
42
IIC BUS
INTERFACE
43
AGC
&
SWITCH
VCO
45
F0
27
FM MODULATOR/
DEMODULATOR
LPF
BPF
30
BPF
PREAMP
&
29
SWITCH
P5001
24
8
P5001
+
AGC
21
9
P5001
22
10
LPF
FM MODULATOR/
DEMODULATOR
AGC
MUTE
&
36
CTL
SWITCH
MAIN IIC CLOCK
TO/FROM
SYSTEM
CONTROL
MAIN IIC DATA
FROM
FSC
LUMINANCE &
CHROMINANCE
FROM
AUDIO H.SW
SYSTEM
CONTROL
QR4508
FROM
PB 60Hz
H
SYSTEM
CONTROL
FROM
D.FM REC
L
SYSTEM
CONTROL
L
Hi-Fi
AUDIO
HEAD
R
FROM
MUTE
L
SYSTEM
CONTROL
NV-HS825EG/B/EC
AUDIO BLOCK DIAGRAM
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