STR-DE597
16
16
4-3. BLOCK DIAGRAM — TUNER/AUDIO SECTION —
43
76
75
78
74
73
70
SA-CD/CD
IN
MD/TAPE
OUT
MD/TAPE
IN
DVD AUDIO
IN
L
J402
J403
J404
R
R-CH
R-CH
R-CH
R-CH
L
R
AM
TN1
FM/AM TUNER UNIT
SYSTEM
CONTROL
IC1101 (1/4)
L
R
L
R
L
-3
-4
-5
-6
-1
-2
R
L
VIDEO 2
AUDIO OUT
AUDIO IN
AUDIO IN
R
L
R
R-CH
RDS SIG
S LATCH
SW RY
IC.DATA
IC.CLK
VOL LATCH
STEREO
TUNED
MUTE
DO
L-CH
AEP,UK MODEL
AEP,UK MODEL
EXCEPT
AEP,UK MODEL
R-CH
STEREO
TUNED
MUTING
CE
DO
DATA
CLOCK
VIDEO 1
MUTE
Q300,310
MUTE
Q320,330
MUTE
Q360
MUTE
Q350
MUTE
Q340
AUDIO
OUT
SUB
WOOFER
RELAY
DRIVER
Q560
Q379
SUB WOOFER
AMP
IC402
J309
RY560
SYSTEM MUTE
SB-CH
C-CH
SR-CH
FR-CH
SL-CH
FL-CH
R-CH
L-CH
TU+3.3V
56
53
58
16
17
22
FM 75
Ω
COAXIAL
63
62
68
67
21
24
22
72
74
76
80
18
20
19
4
SUB
WOOFER
L
R
R-CH
R-CH
L
R
FRONT
SURROUND
CENTER
J401
MULTI CH IN
ANTENNA
57
54
55
6
7
46
47
40
41
35
34
28
29
5
7
15
11
12
13
10
61
SW
SEL
C
SEL
SL
SEL
L
SEL
R-CH
R-CH
70
69
R-CH
R-CH
R-CH
R-CH
R-CH
R-CH
DVDD
DIR
FUNCTION SELECT
IC401
AVCC
AVEE
+7V
-7V
-1
-2
-3
-4
-1
-2
-3
-4
-1
-2
-3
-4
-5
-6
SEL
SW
MCU
I/F
3.3V
REG
Q471
3.3V
(STBY)
+7V
SBL OUT
R-CH
SW OUT
C OUT
SL OUT
L OUT
R-CH
R-CH
R-CH
52
51
TU+10V
52 RDS CLK
RDS INT
FM SIG OUT
53 RDS DATA
RDS DATA
• Signal path
: TUNER (FM/AM)
: VIDEO (AUDIO)
• R-ch is omitted due to
same as L-ch.
SBL
SEL
DIGITAL
SECTION
C
DIGITAL
SECTION
B
DIGITAL
SECTION
A
POWER
SECTION
D
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(Page 17)
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