Read Sony DAV-LF1 / SA-WSLF1 Service Manual online
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
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