Panasonic DMR-EH75VP Service Manual page 188

13
0
1
2
QR4501
UNR521100L
2
1
L4503
100u
4 0.1[KB]
2
1
2
1
IC4501
AN3656NFBPBV
VCO-f0
adj LOGIN
SUB LEVDET
SW20
AGC/
MAIN OUT
SW21
MTS VCC(5V)
DC OUT R
MUTE
SW19
R
R
DEC(R)SW
MUTE
NC
SW17
GND
R
DEC(L)SW
LED PORT L
L
VCC(12V)
DET
MIX
SW22
NA0
AGC/
SW1
NAI
COMP (EXT4)
INPUT SW(L)
(EXT4)
SUB REF
-29dBV
INPUT SW(R)
1 2 1 2
1
R4516 47K
2
R4523 47K
R4509
R4502
R4503
R4511
1 2 1 2 1 2 1 2
5 6
79
1 1
2 2
1 1
1 2 1 2
1 2 1 2
LOGIC ZZ-PROM
H/S
PNR Rch
SW NOISE
SW12
SW9 Rch
VCO
AUDIO LIMTER
PB
REC LPF
R
HIFI
SW18
PC PBLPF HPF
MIX
L
NOISE EDIT
L
LINER SW
SW16
L
HOLD T
Rch BPF
FMLMT
Lch BPF
SW14
PBLPF
PC
MIX
AUDIO LIMTER
SW13
SW4
SW2
SW NOISE REC LPF
PNR Lch
Lch
VCO
S/H
VREF1
1 1 1
2 2 2
47K
47K
47K
47K
1 2 1 2 1 2 1 2 1 2
7
2
1
C4522
0.047
1 2
R4522
510
R4534 120K
CCA 0
C4512 0.22[KB]
HIF/NOR
C4537 56P[GC][22]
PB FM IN
1 2 R4500
1K
OUT
TL4507
ENV
AH SW
C4511 0.1[KB]
AMP
HEAD
VCC
C4510 0.01
AMP
C4509 0.01
DET
C4508 0.033[KB]
C4534 0.015[B]
CCAOUT
C4507 6V22
NR REF
C4506 16V10
NR DET2
R4521 510
R4520 C4501
1 2 1 2
4700 0.047
1
C4505
2
6V33
R4518 75K
R4519 75K
1 2
8
L4502 390u
R4529 680
D4501
TW4502 B0AACK000004
VWJ0795=5
ENVE
K4506
C4518 0.01
K4509
VWJ0795=10
K4507
VWJ0795=7.5
FM MIX
TW4501
VWJ0795=5
K4502
VWJ0795=10
K4504
VWJ0795=5
DMR-EH75VP
VHS Audio Section
(Main P.C.B.(2/4))
Schematic Diagram(A)
9
D
DREC_H S
ABS_NORM_L S
A_H_SW S
AL V
AR V
A_COM V
A_GND
V I
FM_GND V
I
TUN_R
I
TUN_L
10