16.6. Hi-Fi AUDIO SECTION IN MAIN SCHEMATIC DIAGRAM
:TO LUMINANCE & CHROMINANCE/AUDIO SECTION
:TO SYSTEM CONTROL & SERVO SECTION
1
2
3
4
5
6
7
A
B
C
D
E
NOTE:THE MEASUREMENT MODE OF THE DC VOLTAGE IN THE BRACKETS( )ON THIS DIAGRAM IS RECORD MODE
WITH PAL COLOUR.(SP MODE)
:TO POWER SUPPLY/RF SECTION
8
9
S
V
P
F
G
ABS NORMAL
S
THE MEASUREMENT MODE OF THE DC VOLTAGE OUT OF THE BRACKETS ON THIS DIAGRAM IS PLAYBACK MODE
WITH PAL COLOUR SIGNAL.(SP MODE)
A.HEAD SW
S
AUDIO HEAD L
V
AUDIO HEAD R
V
AUDIO HEAD COM
V
FRONT AUDIO (L)
V
AUDIO IN (L)
V
TUNER AUDIO (L)
D
FRONT AUDIO (R)
V
AUDIO IN (R)
V
TUNER AUDIO (R)
D
N.SW 5V
P
RFC AUDIO OUT
P
AUDIO OUT (N)
V
AUDIO IN (N)
V
AV 12V
P
GND
P
C4538
0.01
C4525
16V22
V
AUDIO OUT (L)
AUDIO OUT (R)
V
FSC
V
IIC DATA
S
IIC CLOCK
S
FM MUTE
S
A3
A2
A1
B3
B4
B5
B6
B7
B8
B9
B10
B11
B12
B13
QR4404
UNR511300L
QR4401
UNR521600L
R4602
6800
C4522
6V22
C4524
0.1
C4527
35V10
64
63
62
61
60
59
58
57
56
55
54
53
52
51
50
49
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
IC4501
AN3656NFBPBV
VCC2
C4520
35V10
R4424
470
QR4405
UNR521600L
QR4406
UNR521600L
R4425
470
C4519
35V10
GND
48
47
46
45
44
43
42
41
40
39
38
37
36
35
34
33
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
A1
A2
A3
A4
C4516
35V10
R4539
330
R4540
330
R4538
33K
R4525
1K
C4514
35V10
C4513
6V22
SWITCH
RCH
SWITCH
LCH
OUTPUT
SELECT
SWITCH
RCH
+
DET
NORMAL
OUTPUT
SWITCH
OUTPUT
SELECT
SWITCH
LCH
VREF
INPUT SWITCH RCH
INPUT SWITCH LCH
GND
(L)
AGC &
SWITCH
FM
MODULATOR/
DEMODULATOR
LPF
PNR
LCH
AGC
+
GND
PREAMP
&
SWITCH
VCC
REC
DC2
ENV.DET
OUT
REC AGC
DET
PNR RCH
BPF
BPF
LPF
FM
MODULATOR/
DEMODULATOR
AGC &
SWITCH
MUTE
CONTROL
REC AGC
ADJ.
GND(R)
VCC
VCO-
FO
IIC BUS
INTERFACE
C4502
35V10
C4503
35V10
C4504
35V10
R4581 33K
R4584 56K
B3
R4505 3900
R4502 51K
B4
R4506 3900
R4503 51K
B5
R4582 33K
R4583 56K
B6
R4510 3900
R4509 51K
B7
R4512 3900
R4511 51K
B8
R4532
4700
R4586
510
C4582
0.047
C4505
6V33
C4506
35V10
C4507
6V22
C4534
0.015
C4508
0.033
B9
B10
C4509
0.01
C4531
150P
B11
C4510
0.01
C4530
150P
C4511
0.1
B12
B13
R4500
1K
C4512
0.22
C4535
0.015
R4534
120K
D4501
MA165
R4585
510
R4530
4700
C4581
0.047
C4515
6V33
AUDIO MAIN SIGNAL PATH IN REC MODE
AUDIO MAIN SIGNAL PATH IN PLAYBACK MODE
NOTE:DO NOT USE ANY PART NUMBER SHOWN ON THIS
SCHEMATIC DIAGRAM FOR ORDERING.WHEN YOU
ORDER A PART,PLEASE REFER TO PARTS LIST.
(BUFFER)
(FM MUTE
(MUTE)
(MUTE)
TW4501
TW4502
2.5
2.4
(1.0)
1.7
(4.1)
1.8
(4.3)
0.1
(4.1)
2.4
(0)
0
(2.0)
5.1
0.7
(2.0)
2.0
0.7
(2.0)
0
(1.8)
0
(1.9)
2.5
2.5
0.3
(0.7)
3.2
4.2
4.3
5.8
5.1
0
5.8
1.7
0
2.4
0.3
(0.7)
2.5
4.7
2.5
2.5
5.8
0
0.5
0
5.8
12.3
6.0
0.7
2.4
2.4
0.2
0
0
0
0
0
2.4
2.0
0
0
0
2.0
0
0
0
2.4
-0.4
0
-0.4
0
R4527
680
B14
TL4507
D.REC
S
B14
AUDIO 5V
P
L4501
1.2u
QR4651
UNR521600L
R4651
680
(MUTE)
C4603
1500P
C4601
35V10
R4601
39K
C4517
6V22
C4536
0.01
A4
0
-0.4
5.1
0
0
:TO DECODER SECTION
D
TL4501
TL4502
(GC/GCS)
TUNER AUDIO (N)
P
C4521
35V10
L4502
390u
C4537
56P
TL4511
:TO TIMER SECTION
T
:TO DVD INTERFACE SECTION
I
R4513
2200
TL4504
TL4503
MIX OUT (L)
I
B2
B1
I
MIX OUT (R)
TL4506
TL4505
R4304 4700
R4301 68K
B1
R4508 3900
R4507 51K
C4303
50V0.22
R4303 4700
R4302 68K
B2
R4515 3900
R4501 51K
C4304
50V0.22
H
H
:ON)
H
11
10
NV-VP31GL/GC/GCS
Hi-Fi AUDIO SECTION
SCHEMATIC DIAGRAM
72
Summary of Contents for NV-VP31GL
Page 7: ...7 ...
Page 8: ...8 ...
Page 30: ...7 REMOVAL OF THE POWER C B A Remove Screw D Fig D3 Remove 2 Screws P Fig D7 30 ...
Page 34: ...8 2 Traverse P C B 1 Unscrew the screws 2 Remove the solders 3 Remove the connectors 34 ...
Page 73: ...18 2 DVD MECHANISM CHASSIS PARTS SECTION 73 ...
Page 74: ...74 ...
Page 75: ...18 3 CASING PARTS SECTION 75 ...
Page 76: ...76 ...
Page 77: ...18 4 PACKING PARTS SECTION 77 ...
Page 88: ...C5004 ECJ1VB1H103K CHIP CAPACITOR 88 ...
Page 101: ...101 ...
Page 103: ...IC7551 PNA4618M12VT IR RECEIVER 103 ...
Page 137: ... VEP06F50A NV VP31GL GC GCS FRONT SW C B A 1 A B 2 3 4 5 ...
Page 138: ...NV VP31GL GC GCS FRONT JACK C B A VEP04849A 1 A B C 2 3 4 5 ...
Page 142: ... REP3406A 1N 1 A B C D E F 2 3 4 FOIL SIDE COMPONENT SIDE NV VP31GL GC GCS TRAVERSE C B A ...
Page 143: ......
Page 144: ......