Panasonic DMR-EH75VP Service Manual page 232

JK3903
(REAR JACK)
IN
24
(R)
L1
IN
20
(L)
IN
22
(R)
L3
IN
24
(L)
JK4600
(FRONT JACK) L2
PP4801 PS6001
IN
3
(R) 7
2
IN L/ PP4801 PS6001
5
MONO
5
IIC CLOCK
TO/FROM
IC6001- 71
SYSTEM
IIC DATA
CONTROL
IC6001- 72
IC4802
(L3/TU SELECTOR SW)
IC7301
(AUDIO MULTIPLEX DECODER)
5
TU7401
U/V TUNER
FL7301 R OUT 29 4
SIF OUT 15 1 3 21 INPUT 14
L OUT 30 11
QR4810
L3 H
INV.
IC7501- 69
P59001 P37101 P31901 P6005
TO/FROM
38 9
DIGITAL
P59001 P37101 P31901 P6005
P.C.B.
36 11
MIX R OUT DM
P59001 P37101 P31902 P6004
41 2
MIX L OUT DM
P59001 P37101 P31902 P6004
39 5
FROM
DIGITAL
P.C.B.
P59001 P37101 P31901 P6005 IECOUT
44 8
IC4501
(AUDIO PROCESSOR)
TUN R
INPUT
8
SELECT
SWITCH
RCH
L1 IN R
9
DVD R
63
L1 IN L
14
INPUT
L2 IN R
SELECT
10
SWITCH
TUN L
LCH
13
L2 IN L
15
DVD L
64
42
IIC BUS
INTERFACE
43
IC3701
(AUDIO BUFFER & SELECTOR SWITCH)
Y1
TUNER IN R
Y
3 72
Y3
X1
TUNER IN L
X INPUT
13 71
SELECTOR
X3
SWITCH
L CH
9 L1 IN R
L 80 VCR
TU
L1 IN L L2
78 L1
L2 IN R
76
R CH
L2 IN L
VCR
74
TU
L2
L1
I2C5CK
22
IIC BUS
INTERFACE
I2C5DT
23
53
54
DVD AUDIO SIGNAL AUDIO MAIN SIGNAL PATH IN REC MODE
NORMAL
SELECT 61
SWITCH
62
OUTPUT
SELECT
SWITCH
R CH
53
AGC
&
SWITCH
OUTPUT
SELECT
57
SWITCH
L CH
PNR R CH
FM MODULATOR/
DEMODULATOR
PNR L CH
SW NOISE SW NOISE
LPF BPF
VCO
45
FO
BPF 30
AGC
&
SWITCH
FM MODULATOR/
LPF + AGC 21
DEMODULATOR
MUTE
36
CTL
HOLD
27
TIMING
PREAMP &
29
SWITCH
24
22
70
69
58
59
INPUT
SELECTOR
SWITCH
P-ON
6 65
L CH MUTE
VCR
P-ON
6 66
MUTE
DVD
+
R CH
FROM
VCR
TIMER
SECTION
DVD
L CH
VCR
FROM
DIGITAL
P.C.B.
DVD
R CH
VCR
P-ON
6 61
MUTE
DVD
P-ON
6
62
MUTE
AUDIO MAIN SIGNAL PATH IN PLAYBACK MODE
IC3001
(AUDIO PROCESSOR)
PB
Q4001,
Q4002
R
2
REC P4002
VCA 98
EQ.
4
P
P4002
fh PRE
96
TRAP AMP 3
6
QR4808
RCH
MUTE
QR4808
LCH
MUTE
QR4809
QR4807
MUTE
DRIVE
ENVE
TW4502
FM MIX
TW4501
P3001
7
P3001
8
P3001
9
VHS R
VHS L
ADC R
P6003 P31903
18
ADC L
P6003 P31903
19
LINE OUT R
LINE OUT L
QR4801,
QR4803
XTMUTE L MUTE
IC7501- 100 DRIVE
QR4801,
QR4803
XDMUTE
P59001 P37101 P31902 P6004 MUTE
DRIVE
27 6
DVD OUT R
DVD OUT L
QR4814
X SW5.8V
MUTE
QR4813
QR4814
MUTE
IEC OUT
FROM
H :ON L
:ON D.REC H SYSTEM
QR4001
IC6001- 20 CONTROL
SECTION
A+5V
A.HEAD(R)
TO/FROM
A/C HEAD
A.HEAD(W)
JK3902
REAR JACK
VHS/DVD
COMMON OUT
OUT
22
(R)
LINE
OUT
18
(L)
QR4806
MUTE
QR4806
MUTE
MUTE
DRIVE
FROM
FSC
VIDEO
IC3001- 63
SECTION
COM MUTE COMMON MUTE H
IC6001-
73
FM MUTE H
FROM
IC6001- 28
SYSTEM
CONTROL
AUDIO HEAD SW
SECTION
IC6001- 19
D.REC H
IC6001- 20
L
Hi-Fi
AUDIO
HEAD
R
P37101 P59001
TO
31
DIGITAL
P37101 P59001
P.C.B.
29
QR4802
MUTE
QR4802
MUTE
X SW5.8V
JK3902
QR4804
REAR OUTPUT JACK
DVD
QR4805
OUT
MUTE 24
(R)
QR4805
MUTE
OUT
20
(L)
JK4801
DIGITAL AUDIO OUT
PCM/
23
BITSTREAM
DMR-EH75VP
Analog Audio Block Diagram