Sony DAV-LF1 / SA-TSLF1 Service Manual ▷ View online
9
SA-TSLF1
3-6. DIAT POWER BOARD
1
ten screws
2
cover (PW)
4
four screws
8
DIAT POWER board
6
connector 7pin(CN103)
7
connector
7pin(CN106)
5
connector
2pin(CN903)
q;
chassis (PW)
3
insulating
sheet
9
serial number
label
3-7. SPEAKER SECTION
3
six screws
(+BVTP 4
×
16)
1
two screws
5
four screws
6
speaker (10 cm)
4
speaker cabinet
2
tweeter assy
11
11
SA-TSLF1
SA-TSLF1
• Circuit Boards Location
• Waveforms
– DIAT AMP Board –
– DIAT AMP Board –
20.3 ns
4.5 Vp-p
125 ns
3.5 Vp-p
325 ns
2.5 Vp-p
81.3 ns
1 V/DIV, 50 ns/DIV
1 V/DIV, 50 ns/DIV
2 V/DIV, 10 ns/DIV
1 V/DIV, 100 ns/DIV
2.5 Vp-p
1
IC102
rd
(OSCO)
2
IC102
tf
(BCK/RCLK)
3
IC107
wd
(X1)
4
IC114
4
REAR PD JACK board
DIAT POWER board
DIAT AMP board
REAR SP JACK board
DIAT BUILT PD board
REAR P LED board
REAR STAND board
SECTION 4
DIAGRAMS
Note on Schematic Diagrams:
• All capacitors are in
• All capacitors are in
µ
F unless otherwise noted. (p: pF)
50 WV or less are not indicated except for electrolytics and
tantalums.
tantalums.
• All resistors are in
Ω
and
1
/
4
W or less unless otherwise
specified.
•
C
: panel designation.
•
A
: B+ Line.
• Voltages and waveforms are dc with respect to ground
under no-signal (detuned) conditions.
∗
: Impossible to measure
• Voltages are taken with a VOM (Input impedance 10 M
Ω
).
Voltage variations may be noted due to normal production
tolerances.
tolerances.
• Waveforms are taken with a oscilloscope.
Voltage variations may be noted due to normal production
tolerances.
tolerances.
• Circled numbers refer to waveforms.
• Signal path.
F
: AUDIO
• Abbreviation
CND
: Canadian model
MX
: Mexican model
TW
: Taiwan model
Note on Printed Wiring Boards:
•
•
X
: parts extracted from the component side.
•
Y
: parts extracted from the conductor side.
•
: Pattern from the side which enables seeing.
(The other layers' patterns are not indicated.)
• DIAT AMP board is multi-layer printed board.
However, the patterns of intermediate layers have not been
included in diagrams.
included in diagrams.
• Indication of transistor.
• Note for Printed Wiring Boards and Schematic Diagrams
C
B
These are omitted.
E
Q
Caution:
Pattern face side:
Pattern face side:
Parts on the pattern face side seen from
(Side B)
the pattern face are indicated.
Parts face side:
Parts on the parts face side seen from
(Side A)
the parts face are indicated.
B
These are omitted.
C
E
Q
Note:
The components identi-
fied by mark
fied by mark
0
or dot-
ted line with mark
0
are
critical for safety.
Replace only with part
number specified.
Replace only with part
number specified.
Note:
Les composants identifiés
par une marque
par une marque
0
sont cri-
tiques pour la sécurité.
Ne les remplacer que par une
piéce por tant le numéro
spécifié.
Ne les remplacer que par une
piéce por tant le numéro
spécifié.
Ver. 1.1
12
12
SA-TSLF1
SA-TSLF1
4-1. BLOCK DIAGRAM
IC7301
ANALOG AGC
J100
16
OUT
3 SIS
D7304
+2.5V
5 IN
IC302
SELECTOR
7
OUT
3 INT2
1 INT1
2 SW1
4 SW2
IC102
RF DEMODULATOR
A/D CONVERTER
IC109
LEVEL SHIFT
IC111
STREAM PROCESSOR
IC110
POWER DRIVER
10 ADVIN
X101
12.288MHz
40 OSCI
43 OSCO
35 SWDT
36 XSCEN
SWDT
13 XRST
XSCEN
37 SCLK
SCLK
38 SCMODE
SCMODE
34 RDT
SRDT
33 CSDB
CSDB
61 DTVALID
DTVALID
54
BCK/RCLK
3
1
2
60
DAOUT/ROUT
6
4
5
59
LRCK/RCS
8
9
10
31
APX
11
12
13
30 BCK
31 DATA
29 LRCK
36 XFSIIN
18 NSPMUTE
NSPMUTE
19 SOFTMUTE
SOFTMUTE
20 PGMUTE
PGMUTE
21 SCDT
SCDT
22 SCSHIFT
SCSHIFT
23 SCLATCH
48 XFSOIN
27 INIT
SCLATCH
2
4
IC114
OSC
X103
49.152MHz
15 OTW
OTW
13 SD
SD
4 RST
RST
17 PWM AP
2 PWM BP
25
I
26
OUT A
29
I
30
OUT B
11
OUTL1
9
OUTL2
IC112
POWER DRIVER
15 OTW
OTW
13 SD
SD
4 RST
RST
17 PWM AP
2 PWM BP
25
I
26
OUT A
29
I
30
OUT B
6
OUTL1
4
OUTL2
(+)
(-)
L-CH
Q108, 109
OVER LOAD DETECT
CN104
(+)
(-)
R-CH
Q105, 106
OVER LOAD DETECT
IC103
LEVEL SHIFT
8
9
10
6
4
5
11
12
13
3
1
2
IC106
LEVEL SHIFT
IC107
SYSTEM CONTROLLER
6
5
4
8
10
9
11
13
12
SWDT
SRDT
XSCEN
SCLK
SCMODE
CSDB
DTVALID
NSPMUTE
SOFTMUTE
PGMUTE
SCDT
SCSHIFT
SCLATCH
OTW
OCP
RST
35
DAMP NSPMUTE
26
XRST INIT
34
DAMP SOFTMUTE
33
DAMP PGMUTE
61
DAMP SCDT
60
DAMP SHIFT
59
DAMP LATCH
39
DRIVE OTW
38
DRIVE OCP
37
DRIVE RST
14
DTVALID
15
CSDB
53
DIAT SRDT
48
SCMODE
51
DIAT SCLK
50
XSCEN
52
DIAT SWDT
22
XO
23
XI
19
RESET
17
AC CUT
42
LED RED
X102
8MHz
Q107
PROTECT DETECT
Q102
SWITCH
Q110
SWITCH
LED
RED
IC105
RESET
1
2
+5V
+3.3V
Q103, 111
LED DRIVER
41
LED GREEN
58
V CONT
57
MAIN OFF
LED
GREEN
Q104, 112
LED DRIVER
D7303
D7302
D7301
Q301-303
SELECTOR
Q7301, 7302
AMP
SPEAKER
T901
PC902
D911
D901
F901
AC
IN
D921
R946
+12V
AC-CUT
TH901
Q901
REG
PC901
PC903
IC905
+2.5V REG
D910
Q902
SWITCH
Q903
SWITCH
6 FB
3 S/GND
4 VCC
1 D
7 DCP/BD
5 OLP/SS
TH902
IC903
+12V REG
+5V
V-CONT
MAIN-OFF
IC904
+5V REG
IC901
SWITCHING REG
+1.5V
+5V
IC101
+1.5V REG
+2.5V
+5V
IC104
+2.5V REG
+3.3V
+5V
IC108
+3.3V REG
+1.8V
+3.3V
IC113
+1.8V REG
+2.5V
+5V
IC7302
+2.5V REG
CN105
R945
• Signal Path
: AUDIO
13
13
SA-TSLF1
SA-TSLF1
4-2. PRINTED WIRING BOARD — DIAT AMP BOARD (SIDE A) —
:Uses unleaded solder.
• Semiconductor
Location
Ref. No.
Location
D102
D-2
D110
D-1
D301
B-2
D302
B-2
IC101
B-2
IC102
B-4
IC103
C-3
IC104
B-5
IC105
C-1
IC106
C-4
IC107
D-2
IC109
C-5
IC110
B-7
IC111
C-6
IC112
C-7
IC113
D-5
IC114
C-6
IC302
B-3
Q102
D-1
Q105
C-11
Q107
D-9
Q108
A-11
Q111
D-3
Q112
D-3
Q301
B-3
Q302
B-2
Q303
B-2
IC105
IC107
IC101
IC103
IC302
IC102
IC109
IC106
IC104
IC111
IC114
IC113
IC112
IC110
L301
R308
C305
D301
D302
R309
C304
R307
Q303
R306
C303
R304
R315
R310
L102
C110
C113
R110
C120
R116
L101
C142
C125
C158
R137
C146
C156
D102
C147
R128
R124
Q102
R122
R121
C148
R140
R135
R144
R145
R141
C159
C302
Q302
Q301
E
E
E
R305
FB101
R101
R134
R130
FB102
R127
R151
L103
C111
R102
R104
C108
R113
C122
R112
R114
C126
C123
R115
C123
R115
C124
C129
X101
R109
C116
C312
R111
C131
C132
C105
C300
R117
R120
R118
R118
R119
R172
R161
R163
R184
R162
R160
R160
C174
R187
X103
R259
C253
R262
R149
R150
R148
R147
R146
R260
R261
R257
R258
C145
D110
R123 C143
R152
R129
R131
R253
R252
Q112
Q111
X102
E
E
R199
C234
C233
C211
R192
R183
C242
R193
R190
R181
R174
C186
R215
C244
R175
R176
R173
C239
R212
C180
C190
C207
C221
R225
R224
R219
R218
R217
R216
R155
C166
Q107
R168
C243
C181
R167
C191
R180
C208
R189
C222
R198
E
Q108
E
C169
Q105
E
C165
• See page 11 for Circuit Boards Location.
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