Audio Block Diagram - Sony SE350K Service Manual

SLV-SE350/SE500/SE600/SE650/SE700/SE800/SX600/SX700/SX800

3-4. AUDIO BLOCK DIAGRAM

MA-373 BOARD (3/5)
(SEE PAGE 4-9, 11, 21)
EXCEPT SE350/SE500
IC301
Hi-Fi AUDIO
PROCESSOR
AUDIO
CN260
HEAD
9
CH1
10
CH2
11
CN263
HF ADJ
CHECK 1
CN350 (2/2)
4
IC350
AUDIO
HEAD
REC/PB
SWITCH
HEAD
3 2 4
AUDIO
ERASE 1
HEAD
T380,
Q380
BIAS
ERASE
OSC
EXCEPT SE500/
JS352
SE800/SX800
T390, Q392
CN351
Q390, 391 PS390
FULL FULL
ERASE 1 ERASE
JS351
HEAD OSC
SE500/SE800/SX800
SE500/SE800/SX800
JK-180 BOARD (2/2)
(SEE PAGE 4-31)
CN480
J481
FA (L)
L
3
JS494
LINE 2 IN
FA (R)
AUDIO
R 5
SE500
SE800/SX800
CN500/CN570
LINE 1
(TV)
CN570
DECODER/LINE 3 IN
: SE500K/SE800/SX800
DECODER/LINE 2 IN
: EXCEPT SE500K/SE800/SX800
EXCEPT SE350/SE500R/SE600: A, N/SE700R
05
37
H
36
BRF
L
35
41 AF SWP
TUNER L
TUNER
TUNER R
(SEE PAGE 3-10)
TUNER M
Q350
BIAS
SWITCH
C+12V
CN501
3
5
A (L)
6
JS500
A (R) SE350/SE500
2
A (L)
27
JS571 SE500K
A (R)
23
CN500 (3/4)
: SE350/SE500R/SE600: A, N/SE700R
CN570 (3/4)
: EXCEPT SE350/SE500R/SE600: A, N/SE700R
3-7
SERVO/SYSTEM
CONTROL
A MUTE
(SEE PAGE 3-6)
13
14
MUTE
16
OUTPUT
MUTE 15
SEL
PNR
VCO 17
L
MUTE 18
19
PNR
VCO
R
20
+
SE350/SE500
NORMAL IN
LEVEL
INPUT SEL
22
DET
NORMAL OUT
JS304
21
44 43 42 2 3 4 5 6 7 8 9 1
90
SE350/SE500
74
JS307
76
78
JS306
80
98
PB LOW OUT
88
89
MOD A
JS590
SE350/SE500
Q592
MUTE
CONTROL
EXCEPT
Q591
SE350/SE500
JS302
MUTE
SE350/SE500
Q590
SE350/SE500
MUTE
EXCEPT
SE350/SE500
SE500K
EXCEPT SE500K
JS580
JS581
JS305
DEC/VTR
SE500K
IC580
C+ SWITCH
1
15
2
Q581
10
3
4
5
9 Q582
12
14
13
Q580
11
26 24 95
REC EQ
94 93
P
LINE
PB : MUTE 81
AMP
R
LP, SP
92
91
ALC
VREF
REC
REC
AUTO
86 85 83
BIAS
REC : EP, LP
PB : EP
IC200
(2/2)
87
NORMAL AUDIO
PROCESSOR
IIC DATA
IIC CLK
AF ENV
SERVO/SYSTEM
CONTROL
AF SWP
(SEE PAGE 3-6)
AF REC P
FULL ERS
3-8
EXCEPT
SE350/SE500K/SE600/SX600
TUNER
SE500R
(SEE PAGE 3-9)
J500
L
AUDIO
OUT
R
CN500 (4/4) : SE350/SE500R/
SE600: A, N/SE700R
CN570 (4/4): EXCEPT SE350/SE500R/
SE600: A, N/SE700R
CN500/570
3
LINE 1
JS501
(TV)
1
CN570
DECODER/LINE 3 IN
24
JS570
: SE500K/SE800/SX800
22
DECODER/LINE 2 IN
: EXCEPT SE500K/SE800/
SX800
EXCEPT SE350/SE500R/
SE600: A, N/SE700R
SERVO/SYSTEM
CONTROL
(SEE PAGE 3-6)