Sony DAV-LF1 / SA-WSLF1 Service Manual ▷ View online
9
9
SA-WSLF1
SA-WSLF1
4-1. BLOCK DIAGRAM
— AMP (DSP) SECTION —
• Signal Path
• R-ch is omitted due to same as L-ch.
: DIGITAL IN
: AUDIO
: TUNER
: AUX IN (AUDIO)
IC501
C
SW
IC507
AMP
IC508
AMP
IC511
A/D CONVERTER
IC514
BUFFER
DIGITAL OPTICAL
IN
OPTICAL DIGITAL
IN
4 DIN1(I)
21 XOUT (O)
22 XIN(I)
20 XMCK(0)
13
CKOUT(O)
15
LRCK(O)
14
BCK(O)
16
DATA(O)
35
DO(O)
DO
36
DI(I)
37
CE(I)
38
CL(I)
48
XMODE(I)
17
XSTATE(O)
24
AUDIO (O)
34
ERROR(O)
X500
24.576MHz
69 G8
68 G9
30 SDI2
114
SDI3
59 EXLOCK
9
MCLK
12
MCLK2
35
HDOUT
31
HACN
32
HDIN
18
SDI1
29
BCKI2
17
BCKI1
28
LRCKI2
15
LRCKI1
22
KFSIO
113
PM
34
HCS
2
XRST
56
BST
X501
13.90MHz
25
SDO3
24
SDO2
23
SDO1
20
BCKO
19
LRCKO
LRCKO
BCKO
D1
D2
D3
SCK
44
CSO
45
WEO
A0 - A15
64 - 66
82 - 85
92 - 97
109, 110, 112
1 - 5
18 - 21
24 - 27
42 - 44
A0 - A15
D0 - D15
72 - 75
77 - 80
102 - 105
107, 108
7 - 10
13 - 15
29 - 31
35 - 38
D0 - D15
IC519
DEMODULATOR
IC522
SELECTOR
IC525
AUDIO DSP
IC527
S-RAM
17
WE
6
CS
-
+
-
+
6
7
1
5
3
2
1 LIN
2 RIN
15
SCKI
12
DOUT
11
BCK
10
LRCK
7
PDWN
IC503
SELECTOR
IC505
SELECTOR
Q505
Q503
Q504
12 X0
14 X1
15 X2
11 X3
13
X
10
A
9
B
10
A
9
B
IC512
A/D CONVERTER
1 LIN
15
SCKI
12
DOUT
11
BCK
10
LRCK
7
PDWN
-
+
7
5
6
SL
SR
R-CH
IC509
AMP
J501
TUNER PACK
-
+
7
5
6
FL
FR
R-CH
IC510
AMP
-
+
7
5
6
AUDIO IN
L
R
R-CH
AUDIO IN
L
R
R-CH
ANTENNA
VIDEO
SECTION
VIDEO
SAT
AM
3
Y
1
Y
0
5
Y
1
L-CH
R-CH
CK
FM ANT
GND
AM ANT
GND
CE
DI
MUTE
TUNED
STEREO
DO
RDS IN
RDS DATA
R-CH
FM 75
Ω
COAXIAL
55 TUN CLK
53 TUN CE
54 TUN DO
57 TU MUTE
51 TUNED
56 TU STEREO
52 TUN DI
94 RDS CLK
88 RDS DATA
11
13
9
1
3
10
12
8
2
4
IC520
LEVEL SHIFT
TV-R
TV-L
E
49
AVSEL2
48
AVSEL1
47
AVSEL0
99
ADC PDOWN
25
DIR DO
7
DIG DI
20
DIR CE
8
DIG CLK
24
DIR XMODE
23
DIR ANADIG
28
DAMP MUTE
18
DIR ZERO
22
DIR XSTA
19
DIR ERR
17
DSP GP9
6
DSP DO
15
DSP HACN
13
DSP BS
14
DSP CS
12
DSP REST
16
DSP BST
3
DIR/ADC 2
IC513
A/D CONVERTER
1 LIN
15 SCKI
12
DOUT
11
BCK
10
LRCK
7
PDWN
4
2
2 1A
3 1B
5 2A
6 2B
11 3A
10 3B
14 4A
13 4B
1 YB
4
1Y
7
2Y
9
3Y
12
4Y
HDIN
CE
HCLK
XMODE
DO
HDIN
CE
HCLK
XMODE
Q514
Q515
11
9
1
3
5
10
8
2
4
6
13
12
IC524
LEVEL SHIFT
Q516
SWITCH
46
AU MUTE
Q507
SWITCH
IC530
INVERTER
2
4
IC521
LEVEL SHIFT
2
4
AUDIO (OUT)
SECTION
D
IC526 (1/3)
SYSTEM CONTROLLER
AUDIO (OUT)
SECTION
B
10
10
SA-WSLF1
SA-WSLF1
— AUDIO (OUT) SECTION —
Signal Path
: AUDIO
DIAGA
SD
HP-SW
HP-MUTE
8 13
IC101
POWER DRIVER
IC102
POWER DRIVER
IC105
POWER DRIVER
IC106
POWER DRIVER
2 PWMBP
17 PWMAP
4 RESET
J903
(+)
(–)
29
30
25
26
30
25
26
OUTB
OUTA
SD
13
2 PWMBP
17 PWMAP
4 RESET
29
30
25
26
30
25
26
OUTB
OUTA
SD
13
2 PWMBP
17 PWMAP
4 RESET
29
30
25
26
30
25
26
OUTB
OUTA
SD
13
13
2 PWMBP
17 PWMAP
4 RESET
+12V
29
30
25
26
30
25
26
OUTB
OUTA
IC108
STREAM PROCESSOR
IC301
HEADPHONE
AMP
31 DATA
36 XFSIIN
30 BCK
30 BCK
23 SCLATCH
27 INIT
27 INIT
24 OVF FLAGR
21 SCDT
29 LRCK
22
31
36
30
23
27
18
21
29
22
SCSHIFT
LATCH1
INIT
SCDT
SHIFT
9
OUTL2
6
OUTR1
11
OUTL1
4
OUTR2
14
XFS0OUT
9
OUTL2
6
OUTR1
11
OUTL1
4
OUTR2
43
HPOUTL2
41
HPOUTR1
45
HPOUTL1
39
HPOUTR2
38
FSOI
Q101, 102
OVER LOAD
DETECT
FRONT
L
DIAGA
8
34 RESET
100
IF-IN
1
1
7
DAMP DATA
90 STOP IN
AMPMICON RESET
SIRCS
AC DETECT/CABLE DET
DI
+6V
J502
6
3
2
5
DO
CABLE-DET2
(AMP MICOM)
EVER 5.6V
PCONT1
(+)
(–)
FRONT
R
IC526 (2/3)
SYSTEM CONTROLLER
65
HPSW
DIAGA
8
(+)
(–)
IC110
STREAM PROCESSOR
DATA
24 OVF FLAGR
XFSIIN
BCK
SCLATCH
INIT
NSPMUTE
SCDT
LRCK
SCSHIFT
38
FSOI
37
FSOCKO
48
XFSOIN
48
XFSOIN
DIAGA
IC107
POWER DRIVER
2 PWMBP
17 PWMAP
4 RESET
SD
29
30
25
26
30
25
26
OUTB
OUTA
8
43
DRIVE-RST
44
DRI-OCP
CENTER
J906
PHONES
19 SOFTMUTE
D1
SCK
BCKO
LRCKO
LRCKO
LATCH3
INIT
SOFTMUTE
LATCH1
LAT3
SCDT
SHIFT
D3
SCK
BCKO
LRCKO
LRCKO
INIT
NSPMUTE
SOFTMUTE
18 NSPMUTE
19 SOFTMUTE
19 SOFTMUTE
NSPMUTE
SOFTMUTE
Q903-905
MUTING
Q301
PROTECT DETECT
IC305
OSC
D1 - D3, SCK,
BCKO, LRCKO
BCKO, LRCKO
X450
49.152MHz
60
HP-MUTE
85
OVERFLOW1
HP-SW
HP-MUTE
DAMP CS1 29
31
DAMP CS3
26
DAMP INIT
28
DAMP SOFTMUTE
SCDT
16
15
14
13
18
17
4
5
6
7
2
3
12
8
SHIFT
98
DAMP DATA
86
OVERFLOW2
99
DAMP CLK
CSOD
XRST
XLAT
SDATA
SCLK
D2(SL/SR)
BCKO
LRCKO
3
1, 2
95 DIAT CSOD
97
DIAT XRST
96
4
5
DIAT CS XLAT
DIAT DO
DIAT CLK
Q517
SWITCH
39
38
X502
20MHz
X1
X2
LPF
LPF
LPF
LPF
LPF
LPF
LPF
LPF
LPF
LPF
Q103, 104
OVER LOAD
DETECT
Q109, 110
OVER LOAD
DETECT
Q111, 112
OVER LOAD
DETECT
SUB WOOFER
SPEAKER
FAN
DRIVE
Q113, 114
OVER LOAD
DETECT
IC523(3/4)
LEVEL SHIFT
IC529(1/2)
LEVEL SHIFT
IC523(1/4)
LEVEL SHIFT
IC529(2/2)
LEVEL SHIFT
4, 5
6
IC523(4/4)
LEVEL SHIFT
12, 13
(D2)
11
IC523(2/4)
LEVEL SHIFT
IC506(2/2)
BUFFER
IC506(1/2)
BUFFER
Q508
AC-DEC
E5.6V
PCONT
9,10
8
FAN
Q303,304
D2
BCKO
LRCKO
SPEAKER
(IMPEDANCE USE 4
Ω)
REMOTE
CONTROL
(TO CENTER SPEAKER SS-CTLF1)
SYSTEM
CONNECTOR
(TO MAIN UNIT HCD-LF1)
IC531
DETECTOR
+15V
C
SW
SL
SR
FL
FR
+15V
Cb/B
Cr/R
Y/CY/G
C/CVBS
: Y
: CHROMA
: COMPONENT VIDEO
AUDIO(DSP)
SECTION
D
VIDEO
SECTION
A
AUDIO(DSP)
SECTION
B
VIDEO
SECTION
C
DIAT TRANSMIT
SECTION
F
11
11
SA-WSLF1
SA-WSLF1
— VIDEO SECTION —
: AUDIO
Signal Path
: VIDEO
: Y
: CHROMA
: COMPONENT VIDEO
IC902
VIDEO AMP, 75ohm
DRIVER
J907
J909
12 CBIN
9 I/P
Q913
4 VIN
18
3
CBOUT
MUTE1
AVSEL5
IP SEL
AVSEL3
ALSEL4
VS/WIDE
DVD SEL
RGB SEL
IP-SW
P-PWM
YC-MIX
14 CRIN
20
CYOUT
23
CYBS
S1 25
2 CIN
5 YC-MIX
10 CYIN
6 YIN
Cb/B
Cr/R
Y/CY/G
C/CVBS
J904
26
COUT
27
S-DCOUT
21
YOUT
16
CROUT
13
69
72
63
50 61
62
70
73
7
11
MUTE2
1
2
3
4
COMPONENT
VIDEO OUT
S VIDEO
MONITOR OUT
VIDEO
Y
P
B
/C
B
P
R
/C
R
Q910-912
BLANKOUT
SWITCH
CBOUT
CYOUT
VOUT
CROUT
CROUT
AEP, UK, RU
EXCEPT AEP, UK, RU
CYOUT
VOUT
L
R
CBOUT
11
15
7
19
8
16
6
2
J905
R/C OUT
G OUT
B OUT
CVBS OUT
BLANK
OUT
OUT
FUNCTION
SW
SW
A(L) IN
A(R) IN
EURO AV
OUTPUT
(TO TV)T
RGB SEL
Q907-909
FUNCTION
SWITCH
DVD SEL
DVD SEL
L, R
7
1
IC903
SELECTOR
OUT
IN1
IN2
IN3
SW2
AEP, UK, RU
SW1
3
5
4
2
VIDEO IN
VIDEO IN
VIDEO
SAT
IC526(3/3)
SYSTEM CONTROLLER
V-CONT
SWITCHING
REGULATOR
AC-DEC
ON/OFF
(STANDBY/POWER)
(STANDBY/POWER)
3.3V
6.2V
+2.5V
+5V
+9V
+9V
+12V
+15V
+15V
+5V
12V
+15V
E5.6V
E5.6V
E5.6V
AC-DEC
PCONT1
IC528
+2.5V REG
IC515
+5V REG
IC516
+5V REG
IC518
+9V REG
IC800
+9V REG
Q506, Q801
SWITCH
IC517
+9V REG
: AUX IN(VIDEO)
AC IN
E
AUDIO(DSP)
SECTION
C
AUDIO(OUT)
SECTION
A
AUDIO(OUT)
SECTION
12
12
SA-WSLF1
SA-WSLF1
— DIAT TRANSMITTER SECTION —
Signal Path
: AUDIO
IC802
LEVEL SHIFT
IC801
+2.5V REG
VCC(9V)
+9V
R835
R836
+2.5V
IC803
LEVEL SHIFT
IC804
RF MODULATOR
D/A CONVERTER
D/A CONVERTER
15 SWDT
64 XRST
21
DAAOUT
50 BCK
49 LRCK
DIR-T1
41 APS
48 DTIN
16 CSOD
D800
SCLK
D-GND
XLAT
SDATA
CSOD
XRST
D2(SL/SR)
BCKO
LRCKO
6
4
6
4
5
10
9
13
12
1
2
8
11
3
13 SCLK
14
6
11
XSCEN
54 C SST
57 O SCI
59 OSCO
60 XTCK4
8
5
12
10
4
13
9
Q801
BUFFER
IC805
RF AMP
J908
TO
TRANSMITTER
DIR-T1
RV801
C842
3
4
4
1
X801
24.576MHz
C820
C819
(
(
AUDIO(OUT)
SECTION
F
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