Sony STR-LV500 Service Manual ▷ View online
STR-LV500
13
13
• Circuit Boards Location
For schematic diagrams.
Note:
Note:
• All capacitors are in µF 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.
•
%
: indicates tolerance.
•
f
: internal component.
• 2 : nonflammable resistor.
• C : panel designation.
• C : panel designation.
• A : B+ Line.
• B : B– Line.
• B : B– Line.
• Voltages and waveforms are dc with respect to ground
under no-signal (detuned) conditions.
No mark : FM
No mark : FM
• Voltages are taken with a VOM (Input impedance 10 MΩ).
Voltage variations may be noted due to normal produc-
tion tolerances.
tion tolerances.
• Waveforms are taken with a oscilloscope.
• Circled numbers refer to waveforms.
• Circled numbers refer to waveforms.
• Signal path.
F
: ANALOG
J
: DIGITAL
c
: DVD
THIS NOTE IS COMMON FOR PRINTED WIRING BOARDS AND SCHEMATIC DIAGRAMS.
(In addition to this necessary note is printed in each block.)
(In addition to this necessary note is printed in each block.)
For printed wiring boards.
Note:
Note:
• X : parts extracted from the component side.
•
•
a
: Through hole.
•
: Pattern from the side which enables seeing.
Note: The components identified by mark 0 or dotted line
with mark 0 are critical for safety.
Replace only with part number specified.
Replace only with part number specified.
Caution:
Pattern face side:
Pattern face side:
Parts on the pattern face side seen from
(Side A)
the pattern face are indicated.
Parts face side:
Parts on the parts face side seen from
(Side B)
the parts face are indicated.
DIGITAL board
VIDEO board
DISPLAY board
H. P board
AMP board
FILTER board
REG board
POWER board
FM/AM tuner
DIG-IN board
STR-LV500
14
14
4-2.
BLOCK DIAGRAM – TUNER/DSP SECTION –
X101
12.288MHz
X102
13.5MHz
•Signal Path
: FM
: VIDEO
J102
R-CH
R-CH
R-CH
TUNER UNIT
TU901
R-CH
L
AM
ANNTENA
R
TV/SAT
IN
COAXIAL
FM 75Ω
L
R
L
R
DVD
IN
VIDEO
IN
HDD/MD
IN
HDD/MD
OUT
DVD
COAX IN
DVD
OPT IN
TV/SAT
OPT IN
HDD/MD
OPT IN
HDD/MD
OPT OUT
VIDEO
IN
DVD
IN
TV/SAT
IN
MONITOR
OUT
J103
R-CH
R-CH
L
R
L
R
8
10
11
7
6
15 14 13
4
3
2
1
36
2
4
XFSOIN
FS-IN
HPOUTL1
HPOUTL2
HPOUTR1
HPOUTR2
OUTL1
OUTL2
OUTR1
OUTR2
DATA
BCK
LRCK
NSPMUT
SCLATC
SCSHIF
SCDT
FSCKO
FSOI
FSOUT
INIT
NSMUTE
LAT1
SHIFT
SCDT
INIT
X401
49.152MHz
21
18
29
33
31
17
16
14
13
12
11
22
23
6
27
41
2
4
39
15
108,107,105 - 102,
99,98,80 - 77,75 - 72
5 - 1,44 - 42,27,26,
31,32,21 - 18
45 44
7 - 10,13 - 16,29 - 32,
35 - 38
112,110,109,97 - 92,
85 - 82,66 - 64
17 6
D0 - 15
SDI1
+2.6V
+5V
+2.6V
REG.
BCK1
LRCK1
SDI-2
BCK-2
LRCK-2
KFSIO
GP8
EXLOCK
SDO1
SD03
SCKOUT
SDO2
BCKO
LRCKO
MCLK1
MCLK2
EN
D0 - 7
D8/GP0 - D15/GP7
A0 - 15
A0 - 15
WE
CS
WE0
CS0
12
15
11
11
10
9
14
X0
X
INH
A
B
X2
X3
X3
X1
13
6
3
J101
5
6
2
5
4
3
3
10
11
11
12
13
13
9
J701
J702
2
14
1C0
1Y
Q104
Q103
Q106
Q105
Q102
Q101
A
153B
153A
153B
153A
4066
NJU4066
TC74153H-A
TC74153H-B
VIDEO-SW-A
VIDEO-SW-B
VIDEO-SW-C
VIDEO-SW-C
4066
B
C
2Y
A
B
B
1C2
1C3
1C3
XSTATE
XMODE
CKSEL1
CLK
CE
DI
DO
ERROR
XSTATE
XMODE
CKSEL1
CLK
CE
DI
DO
ERROR
PD
TC4052B
TC4052A
MUTE
STEREO
TUNED
SLATCH
DATA
DO
CLK
RDS-DATA
RDS-INT
FM SIG OUT
R-DATA
R-INT
FSO
PD
52B
52A
MUTE
STEREO
TUNED
CE
DI
DO
CLK
1C1
7
3
4
16
14
15
13
24
30
29
28
22
69
59
47 38
17 48
37 36 35 34
94 95
100 93
96 97 98 99
72 75
9 71
74 73 78 14
53 52
76 15
HDOUT
HCLK
HDIN
HACN
HCS
BST
GP9
PM
XRST
HDOUT
HCLK
HDIN
HACN
HCS
BST
GP9
PM
XRST
20 19
DATAO
1 18
5
4
3
2
7
MSMUTE
LAT1(L/R)
LAT2(C/SW)
LAT3(SL/SR)
SHIFT
SCDT
91 90
RST(INIT)
MSMUTE
LAT1
LAT2
LAT3
SHIFT
SCDT
INIT
85 86
89 60 59
6
34 33
35
32 36 56 68 113
2
40
5
20
21
22
6
2
9
8
13
1
6
3
1
1
A/D
15
DOUT
LIN
R-CH
52B
52A
PD
RIN
SYSCLK
SERIAL DATA
INTERFACE
LCH
RCH
TUNED
TUNED
CE
CE
DI
DO
ST-DI/ MC-DO
ST-DO/ MC-DI
CLK
SCLK
MUTE
MUTE
STEREO
STEREO
FM SIG OUT
FSO
RDS-DATA
R-DATA
RDS-INT
R-INT
BCK
LRCK
FSYNC
RSTB
14
13
13
17
15
15
5
12
16
6
18
23
25
14
24
20
19
9
12
92
2C0
2C2
2C3
2C3
XIN
XOUT
BCK
D102
LRCK
CKOUT
AUDIO
DIR
TUNER
DSP
XMCK
2C1
WAVE SHAPER
IC107
IC101
OPTICAL
RECEIVER
OPTICAL
RECEIVER
IC102
OPTICAL
RECEIVER
IC103
IC104
OPTICAL
TRANSMITTER
VIDEO SELECT
IC701
12
10
1
3
3
5
70
69
68
22
26
24
NC
11
C
B
A
4
13
2
INPUT SELECT
IC108
BUFFER
IC112
IC114
A/D CONVERTOR
IC113
DIGITAL AUDIO
I/F RECEIVER
IC111
SYSTEM CONTROL
IC118 (1/2)
VIDEO
SELECT
IC105
SDRAM
IC116
AUDIO DSP
IC115
PCM/PWM CONVERTOR
IC405
CLOCK OSC
IC403
36 XFSOIN
FS-IN
DATA
DATA
BCK
LRCK
NSPMUT
SCLATC
SCSHIF
SCSHIF
SCDT
FSCKO
FSOI
NC
NC
NC
EN
SL (–)
SL (+)
SR (–)
SR (+)
FSOUT
INIT
NSMUTE
LAT2
SHIFT
SHIFT
SCDT
INIT
NSMUTE
LAT3
SHIFT
SHIFT
SCDT
INIT
21
18
17
16
14
13
12
13
12
11
22
23
6
15
PCM/PWM CONVERTOR
IC408
16 XFSOIN
FS-IN
OUTL1
OUTL2
OUTR1
OUTR2
DATA
BCK
LRCK
NSPMUT
SCLATC
SCSHIF
SCDT
FSCKO
FSOI
FSOUT
INIT
21
18
41
2
4
17
16
14
13
12
11
22
23
6
39
C (–)
C (+)
HP - L (–)
HP - L (+)
HP - R (–)
HP - R (+)
FL (–)
FL (+)
FR (–)
FR (+)
WO (–)
WO (+)
OUTL1
OUTL2
OUTR1
OUTR2
41
2
4
39
15
PCM/PWM CONVERTOR
IC411
INPUT/OUTPUT SELECT
IC106
INPUT
CIRCIT
DATA
DEMODULATOR
TIMING
A
DISPLAY/POWER
SECTION
(Page 14)
1
3
STR-LV500
15
15
– DISPLAY/POWER SECTION–
•Signal Path
: FM
HP-L (+)
HEADPHONE
AMP
IC402
HP-L (–)
HP-R (+)
HP-R (–)
6
5
2
3
FL (+)
DIGITAL POWER AMP
IC404
FR (+)
FR (–)
FL (–)
6
7
8
16
9
19
17
18
INA
OUTA
OUTB
ENA
DIAGA
INB
INB
ENB
DIAGB
DIGITAL POWER AMP
IC406
6
7
8
16
9
19
17
18
INA
ENA
DIAGA
INB
INB
ENB
DIAGB
OUTA
OUTB
C (+)
C (–)
WO (+)
WO (–)
DIGITAL POWER AMP
IC407
WOOFER AMP
IC409
6
7
8
16
9
19
17
18
INA
ENA
DIAGA
INB
INB
ENB
DIAGB
OUTA
OUTB
SL (+)
SL (–)
DIGITAL POWER AMP
IC410
6
7
8
16
9
19
17
18
INA
ENA
DIAGA
INB
INB
ENB
DIAGB
OUTA
OUTB
SR (+)
SR (–)
EN
DIGITAL POWER AMP
IC412
6
7
8
16
9
19
17
18
INA
ENA
DIAGA
INB
INB
ENB
DIAGB
OUTA
OUTB
7
1
PHONES
J401
J402
PROTECT
Q402,403
Q402,403
PROTECT
Q404,405
Q404,405
RY401
RELAY
DRIVE
Q401
D420
D421
PROTECT
Q406,407
Q406,407
D423
PROTECT
Q409,410
Q409,410
D424
PROTECT
Q411,412
Q411,412
D425
+
-
-
-
+
+
-
-
+
+
7
3
6
5
J403
1
RY402
RELAY
DRIVE
Q408
56
41
Q413
POWER KEY
KEY_INPUT (A/D3)
INPUT
SELECTOR
S802
SOUND
FIELD
S803
MUTING
S804
=/1
S801
S805
TUNING
-
TUNING
+
S806
55
25
DIAG
HP DETECT
17
HEADPHONE RELAY
16
WOOFER RELAY
67
VOL (A)
66
VOL (B)
+5V
+1.8V
+1.8V
REG
IC401
1
3
SW-RY
HP SW
HP -RY
SW-RY
HPSW
HP-RY
FRONT
L
FRONT
R
REAR
L
ERONT
R
SUB
WOOFER
AUDIO
OUT
VOLUME
CENTER
SPEAKERS
IMPEDANCE
USE 4–16
USE 4–16
Ω
(
(
RV801
IC801
54
1
VOUT
34
SIRCS
g
33
5
6
EEPROM
IC117
REGULATOR
IC903
IC906
SCL
SDA
SCL
SDA
EEPROM
FL DRV/
LED DRV
3
1
+3.3V
REG.
IC908
3
1
+3.3V
REG.
2
4
5
1
REGULATOR
IC907
SWITCHING REGULATOR
IC901
LEVEL
DETECT
IC902
2
4
5
1
3
2
1
BUFFER
IC904
FL DRIVER
IC802
BUFFER
IC803
+3.3V
(STBY)
+10V
+3.3V
+6.5V
+5V
L909
L906
Q901
Q912
(–30V)
RECT
D801,802
D804,805
D804,805
D803
+3.3V
+6.5V
PC901
D912
D905
D902
D902
D933
D906
D916,D917
D911
T901
POWER
TRANSFORMER
61 62 63
8 10 12 48
DIN
CLK
STB
VCONT
PWCONT2
PWCONT1
STOP
DIN
CLK
FL_STB
VCONT
PWCONT2
PWCONT1
STOP
77
28
27
49
51
FLASH2
MD0
MD2
MD0
MD2
FLASH1
RSTX
1
2
IC119
RESET
RESET
2
1
5
7
6
FLASH1
FLASH2
+3.3V (STBY)
5
4
6
1
2
3
10
9
8
Q908
Q903
PWCONT2
PWCONT1
VCONT
STOP
DIN
CLK
STB
+5V
3
1
BUFFER
Q912,913
FLUORESCENT
INDICATIOR
TUBE
FL801
DC/DC
CONVERTOR
Q801,802
+21V
REG.
Q905
REG.
Q905
+7.2V REG.
Q902
RECT
D109
D109
LF902
D919
D920
LF901
F1
L
N
AC IN
PC902
T801
3
2
1
4
5
D
VCC
FB/
OLP
OCP/
SYNC
7
8
9
30
DIN
CLK
STB
VEE
14
I
29
42
I
31
GRID1
I
GRID2
SEG1
I
SEG16
50
I
65
4
I
15
1
68
SYSTEM CONTROL
IC118 (2/2)
A
TUNER/DSP
SECTION
(Page 15)
STR-LV500
16
16
4-3.
PRINTED WIRING BOARD – DIGITAL SECTION (SIDE A) –
•
See page 13 for Circuit Boards Location.
: Uses unleaded solder.
11
(12)
1-688-434 -
(SIDE A)
DIG-IN BOARD
11
(12)
1-688-531 -
(SIDE A)
DIGITAL BOARD
C135
R145
C128
R142
IC119
R143
C130
R146
R147
R188
IC118
IC116
R190
IC117
R186
R196
R189
C182
C302
R187
Q102
E
E
Q101
R192
R191
IC114
IC107
R212
R213
R214
R226
R227
R225
R224
R223
R210
R209
R221
R220
R219
R218
R233
R236
R238
R240
R242
R247
R249
C206
C207
R257
R262
R265
R267
C209
R266
C201
C215
C216
R297
R261
R258
R253
R251
R250
R248
R246
R245
R244
R243
R241
R239
R237
R235
R271
R280
R268
R269
R270
R281
R282
R283
R284
R285
R275
R276
R272
R273
R274
R256
R254
R299
R279
C217
R286
IC105
IC115
R203
R310
R326
R325
R324
R323
R322
R321
R320
R319
R318
R317
D102
R316
R232
R290
R176
R185
R164
C168
R168
R163
R157
X101
R170
R172
C167
R169
C141
R166
R184
R130
FB103
IC111
IC108
IC106
IC112
IC113
Q103
Q104
R135
R136
R137
R134
R133
R148
R149
R150
R151
R131
R132
C132
R138
R139
Q105
Q106
C134
R140
R144
R160
R159
R154
R155
R156
R161
C142
C162
C163
C158
C166
C169
C164
R178
FB106
R153
R158
C139
R179
C170
2
3
4
5
6
A
1
B
C
D
E
F
Ref. No.
Location
D102
C-3
IC105
E-4
IC106
C-2
IC107
E-4
IC108
C-2
IC111
B-3
IC112
C-3
IC113
C-3
IC114
E-5
IC115
D-5
IC116
D-4
IC117
B-6
IC118
B-5
IC119
B-4
Q101
D-4
Q102
D-4
Q103
B-2
Q104
B-2
Q105
C-2
Q106
C-2
• Semiconductor
Location
Location
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