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16.6. Hi-Fi AUDIO SECTION IN MAIN SCHEMATIC DIAGRAM
P
:TO POWER SUPPLY/RF SECTION
T
:TO TIMER SECTION
S
:TO SYSTEM CONTROL & SERVO SECTION
V
:TO LUMINANCE & CHROMINANCE/AUDIO SECTION
I
:TO DVD INTERFACE SECTION
D
:TO DECODER SECTION
G
TL4501
S
FM MUTE
H
S
IIC CLOCK
S
IIC DATA
V
FSC
P
N.SW 5V
F
V
AUDIO OUT (R)
E
V
AUDIO OUT (L)
P
AUDIO 5V
P
AV 12V
P
GND
D
V
AUDIO IN (N)
V
AUDIO OUT (N)
C
P
RFC AUDIO OUT
P
TUNER AUDIO (N)
B
I
MIX OUT (R)
I
MIX OUT (L)
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
S
ABS NORMAL
S
D.REC
H
A
NOTE:THE MEASUREMENT MODE OF THE DC VOLTAGE IN THE BRACKETS( )ON THIS DIAGRAM IS RECORD MODE
WITH PAL COLOUR.(SP MODE)
1
C4536
0.01
TL4502
A3
A2
A1
QR4404
UNR511300L
(BUFFER)
TL4504
-0.4
TL4503
-0.4
L4501
1.2u
C4601
35V10
-0.4
(GC/GCS)
B1
B2
B3
B4
B5
B6
B7
B8
B9
B10
B11
B12
B13
B14
2
AUDIO MAIN SIGNAL PATH IN REC MODE
A4
C4517
R4513
6V22
2200
5.1
QR4401
0
UNR521600L
(FM MUTE
H
:ON)
0
R4425
470
0
QR4406
UNR521600L
(MUTE)
R4424
470
0
QR4405
UNR521600L
(MUTE)
C4538
C4525
0.01
16V22
R4601
39K
C4603
R4602
1500P
6800
R4651
680
0
QR4651
UNR521600L
(MUTE)
3
4
AUDIO MAIN SIGNAL PATH IN PLA
2.5
2.5
4.7
48
47
46
0.2
49
0.5
50
5.8
SWITCH
51
RCH
5.8
SWITCH
52
LCH
C4519
35V10
5.8
53
0
54
55
GND
0
56
C4520
35V10
5.8
57
12.3
58
VCC2
C4527
35V10
6.0
59
DET
C4522
6V22
0.7
60
C4521
35V10
2.4
NORMAL
61
OUTPUT
SWITCH
C4524
0.1
2.4
62
63
64
IC4501
1
2
3
AN3656NFBPBV
0
0
0
C4303
C4304
50V0.22
50V0.22
B1
B2
THE MEASUREMENT MODE OF THE DC VOLTAGE OUT OF THE BRACKETS ON TH
WITH PAL COLOUR SIGNAL.(SP MODE)
5
A1
A2
A3
C4516
R4539
R4540
35V10
330
330
2.0
3.2
4.2
4.3
45
44
43
42
IIC BUS
INTERFACE
OUTPUT
SELECT
SWITCH
RCH
+
OUTPUT
SELECT
SWITCH
LCH
INPUT S
4
5
6
7
0
0
2.4
2.0
C4502
C4503
35V10
35V10
6
72
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