S4.3. Audio (A) Schematic Diagram - Panasonic DMR-EZ49VEG Service Manual

S4.3. Audio (A) Schematic Diagram

G
F
E
D
C
B
A
1 2
C4517
$[F1H1H101A004]
D4501
B0AACK000004
F1H1H153A013
or 50V C4519
or
32 31 30 29 28 27
or
C4520
F2A0J220A878
or
33 NR-REF(Rch)
6.3V C4523
C4521
F1H1C473A041
34 NR DET2(Rch)
16V or R4523
F2A1C100B099
or 510
or
16V
35 NR-DET1(Rch)
C4522 6.3V
F2A0J330A824 R4522 4700
36 MUTE CTL
R4524
or 1K
37
R4525 33K
38 GND1R
C4524
F2A0J101A825 39
L4502
PE
G0C1R2J00004
or
40 Vcc1(5V)
C4528
$[F1H1C104A071]
41 LOGIC GND
C4527
$[F1H1C104A071]
42 CLOCK
R4526 1K
R4527
1K
43 DATA
C4526
44 LOGIC Vcc REG
16V
F2A1C100B099
or
45 Fsc
46
47
48
49 50 51 52 53 54
Q4501
B1AAGD000016
C4544 F1H1C104A071
or R4555
or
ERDS2TJ821T
L4503
Q4502
G0C101JA0019
B1ADLB000006
R4519 R4528
4700 4700
GND
GND
3 4 5
TW4501
VWJ0795=12.5
26 25 24 23 22 21 20 19 18 17
or
16V
NR-DET1(Lch) 16
C4504
F1H1C473A041
EXT2IN(Lch) 15
or
or
EXT1IN(Lch) 14
TV_IN(Lch) 13
IN REF(Lch) 12
GND1L 11
EXT2IN(Rch) 10
EXT1IN(Rch) 9
TV_IN(Rch) 8
C4502
IC4501 F2A1C100B099
or
IN REF(Rch) 7
AN3656NFBPBV
VREF 6
HiFi-AGC DET 5
EXT3IN(Lch) 4
BSIN(Lch) 3
EXT3IN(Rch) 2
BSIN(Rch) 1
55 56 57 58 59 60 61 62 63 64
F1H1C104A071
or
or
GND GND
6 7
S-22
C4505
F2A0J330A824
6.3V
R4516 68K
R4515 68K
R4514
56K
R4513
56K
R4512 4700
R4511 9100
C4503
16V
F2A1C100B099
or
R4509 4700
R4508 9100
16V
C4501
16V
F2A1C100B099
or
Confidential
Until 2010.12.31
DMR-EZ49VEB
Audio Section
(VHS_Main P.C.B.(2/5))
Schematic Diagram (A)
8 9 10