Panasonic NV-HV61GN, Service Manual

Page: 94 / 159

8.6. Hi-Fi AUDIO SECTION IN MAIN SCHEMATIC DIAGRAM
11 10
H
H
H
TL4511
(B/C)
1000P
C4591
56P
C4537
390
µ
L4502
16V10
C4521
R TUNER AUDIO (N)
(B/C)
0.01
C4583
TL4502 TL4501
D :TO DECODER SECTION
0
0
5.1
-0.4
0
A4
0.01
C4536
6V100
C4517
39K
R4601
16V10
C4601
1500P
C4603
2200
R4513
R SYSTEM CTL 5V
(MUTE)
680
R4651
UN2215
QR4651
1.2
µ
L4501
R AUDIO 5V
B12 S D.FM REC
TL4507
B12
680
R4527
0
-0.4
0
-0.4
2.4 0 0 0 2.0 0 0 0 2.0 2.4 0 0 0 0 0
0.2
2.4
2.4
0.7
6.0
12.3
5.8
0
0.5
0
5.8
2.5 2.5 4.7 2.5
(0.7)
0.3
2.4 0 1.7
5.1
0 5.1
5.8
4.3 4.2 3.2
(0.7)
0.3
2.5
2.5
(1.9)
0
(1.8)
0
(2.0)
0.7
2.0
(2.0)
0.7
5.1
(2.0)
0
(0)
2.4
(4.1)
0.1
(4.3)
1.8
(4.1)
1.7
(1.0)
2.4
2.5
TW4502
TW4501
(MUTE)
(MUTE)
:ON)
(FM MUTE
(BUFFER)
ORDER A PART,PLEASE REFER TO PARTS LIST.
SCHEMATIC DIAGRAM FOR ORDERING.WHEN YOU
NOTE:DO NOT USE ANY PART NUMBER SHOWN ON THIS
AUDIO MAIN SIGNAL PATH IN PLAYBACK MODE AUDIO MAIN SIGNAL PATH IN REC MODE
6V33
C4515
0.047
C4581
4700
R4530
510
R4585
MA165
D4501
120K
R4534
0.015
C4535
0.22
C4512
1K
R4500
B11
B10
0.1
C4511
150P
C4530
0.01
C4510
B9
150P
C4531
0.01
C4509
B8
B7
0.033
C4508
0.015
C4534
6V22
C4507
16V10
C4506
6V33
C4505
0.047
C4582
510
R4586
4700
R4532
B6
R4511 51K
R4512 3900
B5
R4509 51K
R4510 3900
B4
R4583 56K R4582 33K
B3
R4503 51K
R4506 3900
B2
R4502 51K
R4505 3900
B1
R4584 56K R4581 33K
16V10
C4504
16V10
C4503
16V10
C4502
INTERFACE
IIC BUS
FO VCO-
VCC
GND(R)
ADJ. REC AGC CONTROL MUTE
SWITCH
AGC &
DEMODULATOR
MODULATOR/
FM
LPF
BPF
BPF
PNR RCH
DET
REC AGC
OUT
ENV.DET
DC2
REC
VCC
SWITCH
&
PREAMP
GND
+ AGC
LCH
PNR
LPF
DEMODULATOR
MODULATOR/
FM
SWITCH
AGC &
(L) GND
INPUT SWITCH LCH INPUT SWITCH RCH
VREF
LCH
SWITCH
SELECT
OUTPUT
SWITCH
OUTPUT
NORMAL
DET
+
RCH
SWITCH
SELECT
OUTPUT
LCH
SWITCH
RCH
SWITCH
6V22
C4513
16V10
C4514
1K
R4525
33K
R4538
330
R4540
330
R4539
16V10
C4516
A4 A3 A2 A1
32
31
30
29
28
27
26
25
24
23
22
21
20
19
18
17
33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48
GND
16V10
C4519
470
R4541
UN2215
QR4505
UN2215
QR4506
470
R4542
16V10
C4520
VCC2
AN3656NFBPBV
IC4501
16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
16V10
C4527
0.1
C4524
6V22
C4522
6800
R4602
UN2215
QR4501
UN2115
QR4504
B11
B10
B9
B8
B7
B6
B5
B4
B3
B2
B1
A1
A2
A3
S FM MUTE
S IIC CLOCK
S IIC DATA
V FSC
V AUDIO OUT (R)
AUDIO OUT (L) V
16V47
C4525
0.01
C4538
R GND
R AV 12V
V AUDIO IN (N)
V AUDIO OUT (N)
R RFC AUDIO OUT
R N.SW 5V
D TUNER AUDIO (R)
V AUDIO IN (R)
V FRONT AUDIO (R)
D TUNER AUDIO (L)
V AUDIO IN (L)
V FRONT AUDIO (L)
V AUDIO HEAD COM
V AUDIO HEAD R
V AUDIO HEAD L
S A.HEAD SW
WITH PAL COLOUR SIGNAL.(SP MODE)
THE MEASUREMENT MODE OF THE DC VOLTAGE OUT OF THE BRACKETS ON THIS DIAGRAM IS PLAYBACK MODE
S ABS NORMAL
G
F
R
V
S
9 8
:TO POWER SUPPLY/RF SECTION
WITH PAL COLOUR.(SP MODE)
NOTE:THE MEASUREMENT MODE OF THE DC VOLTAGE IN THE BRACKETS( )ON THIS DIAGRAM IS RECORD MODE
E
D
C
B
A
7 6 5 4 3 2 1
:TO SYSTEM CONTROL & SERVO SECTION
:TO LUMINANCE & CHROMINANCE/AUDIO SECTION
NV-HV61GN/EE/GCU/GH/GHT/PX
Hi-Fi AUDIO SECTION SCHEMATIC DIAGRAM
40