Sony STR-DB798 Service Manual ▷ View online
STR-DB798
21
21
STR-DB798
6-8. PRINTED WIRING BOARD – DIGITAL BOARD (Conductor Side) –
IC1905
IC1902
J1101
IC1953
CN1103
C1915
C1507
C1544
C1102
C1406
X1601
IC1107
C1594
IC1106
C1119
C1606
C1912
C1403
C1574
C1534
C1116
IC1403
X1201
CN1101
C1151
C1407
C1914
C1908
C1402
C1134
CN1102
EB1101
C1126
IC1904
IC1105
C1404
C1409
Q1957
C1524
C1501
C1564
C1910
C1417
C1554
C1906
IC1903
C1627
C1584
IC1901
CN1105
CN1104
CN1112
C1550
CN1106
CN1110
CN1107
CNP352
C1212
C1211
C1105
IC1104
C1957
JR1210
JR1211
JR1212
JR1214
R1697
C1221
C1916
C1950
JR1216
JR1217
JR1121
C1231
C1207
R1719
C1408
R1543
C1418
R1524
C1610
R1521
C1309
R1687
C1659
C1614
R1551
FB1102
R1434
FB1202
R1203
C1905
R1685
C1107
C1605
D1502
C1522
R1304
C1602
R1573
C1909
C1913
C1672
JR1201
C1216
R1704
C1205
C1210
C1562
R1201
C1552
R1572
C1675
R1580
R1210
R1522
R1627
R1593
D1501
R1544
R1636
C1311
R1401
R1666
FB1203
R1628
C1219
C1542
C1415
C1121
C1122
FB1201
C1202
C1532
C1620
C1204
C1218
C1674
R1106
R1675
C1624
R1542
C1505
C1203
C1214
FB1602
R1562
R1561
R1581
C1603
C1572
R1695
C1120
C1673
C1414
C1206
R1571
R1720
C1510
C1233
R1205
R1635
R1591
C1209
C1671
C1413
C1582
R1583
C1310
C1123
R1314
C1112
R1554
C1405
C1153
R1632
C1106
C1676
R1592
R1661
C1213
R1101
R1532
R1523
C1227
R1541
R1660
R1531
R1682
C1103
R1563
C1632
C1411
C1509
C1613
R1582
C1416
R1421
R1659
FB1605
FB1603
C1131
C1412
FB1502
R1534
R1305
R1422
R1655
R1533
R1718
R1364
FB1501
R1432
C1201
C1514
C1502
R1424
R1431
R1717
R1115
R1552
R1402
R1553
C1608
C1111
C1108
R1703
R1654
JR1111
R1504
C1220
R1702
C1609
C1658
C1611
C1638
R1712
C1639
C1626
C1511
C1617
C1592
C1208
C1635
C1631
IC1151
R1116
R1153
R1152
R1156
R1022
R1691
R1021
C1618
R1713
R1023
R1631
C1911
R1619
R1618
R1617
R1670
JR1215
JR1218
R1151
JR1219
D1908
R1590
R1701
R1626
1
3
2
4
DIGITAL BOARD
(CONDUCTOR SIDE)
1-867-430-
11
(11)
1
2
5
6
TUNER
COAXIAL
FM 75
Ω
ANTENNA
AM
(AEP, UK)
3
1
1
3
(FOR CHECK)
(NC)
1
7
1
MAIN
BOARD
CN419
2
DC PWR
BOARD
CN907
COMP-V
BOARD
CNP3052
52
MAIN
BOARD
CNP419
53
3
DISPLAY
BOARD
CN1001
1
3
1
4
1
11
MAIN BOARD
CN403
MAIN BOARD
CN402
8
5
1
4
(CHASSIS)
COAXIAL IN
SA-CD/CD
COAXIAL IN
DVD
3
1
3
1
3
1
3
1
OPTICAL
MD OUT
IC1107
OPTICAL
MD IN
IC1106
OPTICAL
TV/SAT IN
IC1105
OPTICAL
DVD IN
IC1104
DIGITAL
(CHASSIS)
A
B
C
D
E
F
G
H
I
1
2
3
4
5
6
7
8
9
10
11
12
13
1
3
1
3
B
C
E
1
3
14
15
2
1
(AEP, UK)
(Page 48)
(Page 32)
(Page 36)
(Page 36)
(Page 46)
(Page 36)
(Page 36)
•
See page 19 for Circuit Boards Location.
: Uses unleaded solder.
•
Semiconductor
Location
Location
Ref. No. Location
D1501
G-11
D1502
G-11
D1908
C-2
IC1104
C-12
IC1105
D-12
IC1106
E-12
IC1107
F-12
IC1151
H-11
IC1403
H-6
IC1901
C-6
IC1902
C-7
IC1903
B-10
IC1904
B-5
IC1905
C-8
IC1953
C-3
Q1957
C-3
STR-DB798
22
22
STR-DB798
C1123
IC1106
IC1105
IC1104
C1121
C1122
C1120
R1122
R1120
R1121
R1123
C1127
R1116
R1156
C1114
R1118
C1124
IC1103
IC1102
C1115
R1109
R1152
R1153
C1153
IC1151
C1154
R1107
C1107
R1106
R1105
R1104
C1101
C1104
C1117
C1103
C1106
C1111
C1113
C1108
C1112
R1115
C1129
R1100
C1110
C1109
R1437
FB1407
F
B
1
1
0
5
R1108
R1111
C1131
R1124
C1505
FB1501
FB1101
IC1503
R1110
FB1503
R1508
R1101
R1113
R1127
J1101
X1101
FB1102
IC1107
R1154
C1119
C1116
D1001
C1126
IC1101
R
1
1
1
9
R1117
D1101
R1102
C1152
C1151
R1151
C1102
C1105
R1112
R
1
1
1
4
JR1005
R1507
C1134
C1133
0.1
TORX147L
TORX147L
TORX147L
0.1
0.1
0.1
100
100
100
100
0.1
75
75
1p
470k
0.1
TC74ACT153AF
TC7WU04F
47p
0
470k
47k
1p
TC7WU04F
47p
5.6k
0.01
33k
4.7k
100
0.1
0.01
0.1
0.1
0.1
0.1
0.1
0.1
0.01
10k
0.001
1M
18p
18p
100
100
1k
100p
100
0.1
TC7SH08FU
1k
100
10k
1k
100
12.288MHz
TOTX141L
0
22 50V
1000
6.3V
6.3V
1SS352-TPH
10
50V
LC89056W-E
4
7
k
470
1SS352-TPH3
10k
0.1
22
50V
470
47
25V
47
25V
22
FB1104
0
6
8
0
0
100
47 25V
0.1
Z1
Z2
Z3
Z4
Y
1
Y
2
Y
3
X1
X2
X3
X4
X5
X6
B
A
XMODE
CKSEL1
CLK
CE
D I
DO
XSTATE
DATA0
DATA
BCKI2
LRCKI2
KFSIO
GP8
BCKI
LRCKI
XMCK
SCKI
(1/4)
(CHASSIS)
VCC
GND
BUFFER
BUFFER
VCC
GND
SWITCHING
DIGITAL SELECTOR
DIGITAL AUDIO
INTERFACE RECEIVER
COAXIAL IN
COAXIAL IN
DVD
SA-CD/CD
OPTICAL
MD OUT
OPTICAL
MD IN
OPTICAL
TV/SAT IN
OPTICAL
DVD IN
DIGITAL
DIGITAL OPTICAL
RECEIVER
DIGITAL OPTICAL
RECEIVER
DIGITAL OPTICAL
RECEIVER
DIGITAL OPTICAL
TRANSCEIVER
6-9. SCHEMATIC DIAGRAM – DIGITAL BOARD (1/4) –
(Page 25)
(Page 23)
•
See page 52 for Waveforms.
•
See page 53 for IC Block Diagrams.
•
See page 61 for IC Pin Function Description.
(Page 24)
STR-DB798
23
23
STR-DB798
R1222
R1221
R1220
R1219
R1218
R1217
R1216
R1215
R1214
R1213
R1212
C1209
R1203
C1208
C1216
C1207
C1206
C1210
FB1203
R
1206
R
1207
R1208
R1209
C1219
C1235
C1234
R1226
R1201
C1231
C1203
C1204
C1230
C1205
C1202
C1201
R1224
C1220
C1213
C1214
R1204
C1218
R1210
X1201
FB1201
FB1202
IC1201
IC1202
IC1204
C1212
C1233
IC1950
R1205
FB1509
R1202
JR1201
FB1508
C1950
JR1121
CNS551
C1211
FB1210
220
220
220
220
220
220
220
220
220
220
220
0.1
10k
0.1
100p
0.1
0.1
0.1
100
100
100
100
0.1
27p
27p
0
10k
0.1
0.1
0.1
0.1
0.1
0.1
0.1
100
100p
0.1
0.1
1k
100p
10k
13.9MHz
CXD9718BQ
IS61LV6416-15T
TC7WH157FU
470
10V
10V
0.1
TC74VHC08FT
100
100
0
0.1
100
30P
1000
10V
Z1
Z2
Z3
Z4
W
1
W
2
V1
V2
V3
A0
A1
A2
A3
A4
A0
A1
D0
D1
D2
D3
CS
CS
D4
D5
D6
D7
WE
WE
A12
A13
A14
A15
A8
A9
A10
A11
A8
A9
A10
A11
D8
D9
D10
D11
D8
D9
D10
D11
D12
D13
D14
D15
D12
D13
D14
D15
A5
A6
A7
A5
A6
A7
A2
A3
A4
D0
D1
D2
D3
D4
D5
D6
D7
A12
A13
A14
A15
DATA
BCKI2
LRCKI2
KFSIO
GP8
SD04
SDCLK
HCS
HDOUT
HCLK
HDIN
S
DSP
HACN
XRST
PM1
DATA1
DATA2
DATA3
SDO1
SDO2
SDO3
DATA4
LRCKO
LRCKO
BCKO
BCKO
SCKI
D/A_MCK
D/A_MCK
SO
XCS
XRST
COM_DATA
COM_CLK
SDO1
SDO2
SDO3
SDO4
(2/4)
S-RAM
SIGNAL SELECTOR
AUDIO DIGITAL SIGNAL PROCESSOR
BCK
LRCK
DIR DATAO
D01
D03
D02
D04
LRCKO
BCKO
D/A MCK
T/A-SO
T/A-XRST
GND
DSP SD01
DSP SD02
DSP SD03
DSP SD04
COM-DATA
COM-CLK
GND
GND
+3.3V
+3.3V
+3.3V
+3.3V
GND
GND
GND
GND
T/A-XCS
CLOCK BUFFER
6-10. SCHEMATIC DIAGRAM – DIGITAL BOARD (2/4) –
(Page 22)
(Page 27)
(Page 25)
(Page 24)
•
See page 52 for Waveforms.
•
See page 53 for IC Block Diagrams.
•
See page 61 for IC Pin Function Description.
STR-DB798
24
24
STR-DB798
IC1402
R1584
R1574
R1564
R1554
R1544
R1534
R1524
R1522
R1521
IC1521
R1531
R1532
R1542
R1541
C1543
C1523
C1533
R1543
R1533
R1523
C1532
C1542
R1552
R1551
R1562
R1561
C1563
C1553
C1573
R1582
R1581
R1572
C1572
C1582
R1571
IC1561
C1583
C1593
R1591
R1592
C1592
R1593
R1594
R1583
R1573
R1563
R1553
IC1541
IC1581
R1434
R1424
C1414
C1415
R1421
IC1403
R1432
R1422
C1418
R1431
IC1401
C1408
C1405
C1401
FB1401
R1402
R1401
R1504
C1509
R1506
C1502
R1502
R1503
R1501
R1540
R1550
R1560
R1570
R1530
R1520
FB1502
C1552
C1562
C1522
C1511
C1510
D1502
C1514
CN1101
C1412
C1413
D1501
C1416
C1309
C1311
C1310
C1227
C1913
IC1902
R1364
R1314
C1411
C1594
C1584
C1574
C1564
C1554
C1544
C1534
C1524
C1417
C1403
C1404
C1406
C1407
C1501
C1410
C1221
R1705
R1711
R1710
CN1103
C1915
C1914
C1916
IC1905
R1509
C1507
R1590
R1580
C1402
IC1501
R1450
C1409
C1550
M5218AFP-T
100k
100k
100k
100k
100k
100k
100k
22k
1.5k
M5218AFP
1.5k
22k
22k
1.5k
180p
180p
180p
1k
1k
1k
0.0018
0.0018
22k
1.5k
22k
1.5k
180p
180p
180p
22k
1.5k
22k
0.0018
0.0018
1.5k
M5218AFP
180p
180p
1.5k
22k
0.0018
1k
100k
1k
1k
1k
1k
M5218AFP
M5218AFP
100k
100k
220p
220p
33k
7805
33k
33k
0.1
33k
PCM1800
470p
470p
0.1
2.2k
1k
10k
0.1
100
0.1
100
100
100
8.2k
8.2k
8.2k
8.2k
8.2k
8.2k
0.0018
0.0018
0.0018
0.1
0.1
1SS367
0.1
20P
0.1
0.1
1SS367
-T3
0.1
0.1
0.1
0.1
0.1
0.1
TA7809
0
0
0.1
100
25V
25V
100
25V
25V
100
25V
25V
100
25V
25V
100
25V
25V
100
25V
25V
100
25V
25V
100
25V
25V
470
16V
16V
10 50V
4.7
50V
4.7
50V
10 50V
330
10V
10V
0.1
0.1
100
100
100
47
16V
47
25V
0.1
BA33BC0T
100
10 50V
8.2k
8.2k
47 25V
PCM1609
100
47
25V
220
10V
10V
Y1
Y2
Y3
W1
W2
U1
U2
SOURCEL
S
O
U
R
C
E
L
SOURCER
S
O
U
R
C
E
R
SBL
S
B
L
SBR
S
B
R
SR
S
R
SW
S
W
C
C
FRONTL
FRONTL
FRONTR
FRONTR
SL
S
L
BCKI
LRCKI
XMCK
SCKI
DATA1
DATA2
DATA3
R
D
S
-D
R
D
S
-I
F
M
S
IG
M
U
T
E
S
T
E
T
U
N
S
T
D
I
C
L
K
S
T
D
O
SUBT
PWRY
R
S
T
B
RST
M
L
M
C
M
D
I
M
D
O
L
A
T
STOP
DATA4
LRCKO
SCKI
BCKO
+15V
-15V
SOURCE-L
SOURCE-R
C
SR
SL
FRONT-R
TUNER-R
TUNER-L
FRONT-L
PW-RY
STOP
GND
GND
GND
SW
SBR
SBL
SUB-T
(3/4)
BUFFER
VCC
VEE
VEE
VCC
BUFFER
VEE
VCC
BUFFER
VEE
VCC
BUFFER
VEE
VCC
BUFFER
G
I
O
+5V REGULATOR
A/D CONVERTER
D/A CONVERTER
(AEP,UK)
15P
11P (EXCEPT AEP,UK)
(AEP,UK)
AM
ANTENNA
COAXIAL
FM 75
Ω
G
I
O
G
I
O
+3.3V REGULATOR
+9V REGULATOR
(AEP,UK)
TUNER
9
9
6-11. SCHEMATIC DIAGRAM – DIGITAL BOARD (3/4) –
(Page 23)
(Page 22)
(Page 37)
(Page 25)
•
See page 52 for Waveforms.
•
See page 53 for IC Block Diagrams.
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