Sony HT-DDW700 / STR-K700 Service Manual ▷ View online
13
13
STR-K700
STR-K700
3-2. BLOCK DIAGRAM – DISPLAY/POWER SECTION –
• R-CH is omitted due to same as L-CH.
• Signal Path
: FM
IN2
8
12
+V OUT2
POWER AMP
IC501
POWER AMP
IC601
9
NF2
LIMITER
Q501,502
11
-V OUT2
IN2
12
+V OUT2
9
NF2
11
-V OUT2
BOOSTER
Q503
BOOSTER
Q504
CURRENT
DETECT
Q505,506
AF POWER
PROTECT
Q507
LIMITER
Q601,602
BOOSTER
Q603
BOOSTER
Q604
CURRENT
DETECT
Q605,606
IN2
8
12
+V OUT2
POWER AMP
IC701
9
NF2
LIMITER
Q701,702
11
-V OUT2
BOOSTER
Q703
BOOSTER
Q704
CURRENT
DETECT
Q705,706
2
+V OUT1
5
NF1
LIMITER
Q571,572
3
-V OUT1
BOOSTER
Q754
BOOSTER
Q753
CURRENT
DETECT
Q755,756
D883
D529
D729
PROTECT
SWITCH
Q881-883
RELAY
DRIVE
Q509
RY502
RELAY
DRIVE
Q508
RY501
RELAY
DRIVE
Q608
RY601
RELAY
DRIVE
Q708
RY701
L
R
R
L
R-CH
R-CH
R-CH
PHONES
TM600(1/2)
TM601(1/2)
TM601(2/2)
TM600(2/2)
61
PROTECTOR
62
HP RY
66
FRONT RY
68
REAR RY
67
C/SB RY
46
VACS
RV102
ENCODER
3
1
VOL_ENC(B)
65
VOL_ENC(A)
64
POWER KEY
56
?/1
S152
77
RSTX
48
STOP
54
SIRCS
63
FUSE DETECT
REMOTE
CONTROL
RECEIVER
1
IC102
D910-913
AC
IN
T902
RY901
D915
D914
RELAY
DRIVE
Q901
D920-923
23
VCC5
84
VCC3
–7V
REG
3
2
+7V
REG
1
3
AUDIO
+7V
IC821
IC822
POWER RY
58
RELAY
+B
D804-807
82
83
X0
X1
X1101
24MHz
F1
F2
L
SL
SL
C
A
IN1
6
SBL
J700
FLUORESCENT
INDICATOR TUBE
FL101
59
FL_DATA
60
FL_CLK
47
FL_LAT
7
DIN
8
CLK
9
STB
14 29
SEG1-16
42 31
GRID1-12
F1
F2
FL DRIVE
IC100
FUNCTION
KEY
A/D0
38
S100,101,118,119
S114-117
FUNCTION
KEY
A/D1
39
SYSTEM CONTROLLER
IC1101(3/3)
AF POWER
PROTECT
Q607
AF POWER
PROTECT
Q707
IC850(1/2)
2
1
FRONT
SURROUND
IC850(2/2)
5
7
55
HP DETECT
BUFFER
IC101
35
AVCC
+3.3V
REG
3
1
IC1904
AUDIO
–7V
+10V
REG
3
1
TUNER
+10V
IC1902
T901
Q911
AC DET
1
2
IC1111
D811
R803
+B
–B
–B
SWITCH
Q851,852
–20V REG
Q801
FL101
–20V
+B
SWITCH
SWITCH
Q860-862
POWER AMP
+B
POWER AMP
–B
+5V
REG
3
1
IC1031
+5V
+2.5V
REG
5
+2.5V
+3.3V
REG
2
4
IC1901
+3.3V
+5V
REG
3
1
IC1001
AUDIO
+5V
SPEAKERS
IMPEDANCE USE 6-16
Ω
MASTER
VOLUME
VOLUME
RV103
ENCODER
3
1
I/P_SEL(B)
32
I/P_SEL(A)
31
INPUT
SELECTOR
8
RESET
+3.3V(STBY)
MAIN
SECTION
(Page 12)
CENTER
SUB
WOOFER
14
14
STR-K700
STR-K700
3-3. PRINTED WIRING BOARD – DIGITAL BOARD (SIDE A) –
:Uses unleaded solder.
• Semiconductor
Location
Ref. No.
Location
D1001
B-5
D1301
C-2
D1302
C-2
IC1101
D-5
IC1111
C-6
IC1131
E-5
IC1301
B-2
IC1303
C-2
IC1401
E-2
IC1452
D-3
IC1501
D-4
IC1502
B-4
IC1503
D-4
• See page 11 for Circuit Boards Location.
IC1301
IC1303
IC1502
IC1101
IC1111
IC1131
IC1503
IC1401
IC1452
IC1501
1
12
36
37
25
48
24
13
1
12
36
25
13
24
48
37
1
30
31
90
91
120
61
60
1
3
4
5
1
2
A
B
C
D
E
3
4
5
6
7
15
15
STR-K700
STR-K700
3-4. PRINTED WIRING BOARD – DIGITAL BOARD (SIDE B) –
• Semiconductor
Location
Ref. No.
Location
D1003
D-7
D1004
D-7
D1107
C-3
D1110
C-3
D1111
C-3
D1112
D-6
D1113
D-6
D1114
D-7
IC1001
F-6
IC1031
B-3
IC1353
C-7
IC1901
C-3
IC1902
B-4
IC1904
C-3
:Uses unleaded solder.
• See page 11 for Circuit Boards Location.
VIDEO 2
IN
DVD IN
COXIAL
DIGITAL
1
2
3
5
1
1
4
5
1
5
6
8
1
2
A
B
C
D
E
F
3
4
5
6
7
8
9
D
E
STANDBY
BOARD
CNP801
(Page 24)
G
MAIN
BOARD
CNP501
(Page 19)
F
C
MAIN
BOARD
CNP502
(Page 19)
DISPLAY
BOARD
CNS100
(Page 25)
B
MAIN
BOARD
CNP503
(Page 19)
A
MAIN
BOARD
CNP503
(Page 19)
MAIN
BOARD
CN504
(Page 19)
TN1
TUNER UNIT
IC1901
IC1904
IC1031
IC1902
IC1353
IC1001
16
16
STR-K700
STR-K700
3-5. SCHEMATIC DIAGRAM – DIGITAL BOARD (1/3) –
• See page 11 for Waveforms.
• See page 27, 28 for IC Block Diagrams.
17
18
18
No mark : FM
X1301
R1574
R1517
R1518
R1519
R1520
R1521
R1522
R1525
R1526
R1546
R1547
R1548
R1549
R1550
R1551
R1552
R1553
R1554
R1514
R1508
R1503
R1356
R1358
R1357
R1307
R1309
R1303
R1301
R1528
R1527
R1355
C1310
C1304
C1302
C1360
R1556
C1359
C1517
R1313
R1304
R1501
R1502
R1504
R1505
R1506
R1509
R1149
R1044
R1161
R1160
R1121
R1310
R1515
R1318
C1357
R1302
C1356
C1306
TP1003
TP1005
TP1018
C1314
C1315
C1301
C1303
C1305
C1362
C1308
C1516
C1518
C1520
C1519
C1510
C1501
C1503
C1506
C1504
C1505
C1355
C1511
X1502
JR1502
R1305
R1306
C1004
C1005
IC1501
JR1511
R1353
IC1353
R1311
TP1004
R1308
R1360
FB1302
R1544
C1313
R1316
FB1502
R1315
R1312
R1314
C1312
FB1306
C1358
C1309
FB1305
FB1501
R1512
C1522
C1521
R1523
R1513
C1523
R1198
R1555
TP1009
TP1008
TP1010
TP1012
TP1015
R1510
C1525
R1534
C1507
R1573
R1531
R1545
C1508
R1543
R1542
R1571
R1572
R1570
R1136
C1515
C1513
C1514
R1041
R1042
R1140
R1134
R1135
C1353
C1361
R1359
R1150
R1541
C1502
R1511
R1533
R1532
C1509
R1540
R1539
R1538
R1537
R1536
R1535
C1352
J1301
IC1301
D1004
D1003
IC1303
D1302
D1301
JR1020
IC1502
IC1503
FB1503
D1112
D1113
D1114
R1363
TP1011
12.288MHz
10k
220
220
220
220
220
220
220
220
220
220
220
220
220
220
220
220
220
10k
100
220
1k
560k
22k
100
100
33k
5.6k
220
220
75
18p
0.01
0.01
47p
100
1000
6.3V
470
10V
10V
100
100
100
100
100
100
100
100
100
100
100
100
100
1M
1M
10k
1p
4.7k
0.01
47
16V
XX
XX
XX
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
22
25V
0.1
13.9MHz
0
680
22
0.022
0.1
CXD9862R
0UH
100
TORX141L
100
XX
100
100
220
100p
100
100
100
10k
0.1
0.1
18p
1k
27p
27p
220
10k
0.1
10k
220
100
470
10V
10V
220
0.1
10k
220
220
0.1
220
220
10k
10k
10k
100
470
10V
10V
0.1
0.1
100
100
100
100
100
0.1
0.1
100
100
220
0.1
100
220
220
0.1
220
220
220
220
220
220
0.1
LC89056W-E
1SS367-T3SONY
1SS367-T3SONY
TC7WU04F(TE12R)
1SS355TE-17
1SS355TE-17
0
IS61LV6416-10TL
8-759-714-49
TC7WH157FU
(TE12R)
1SS367-T3
SONY
1SS367-T3
SONY
1SS367-T3
SONY
100
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