DSX-GS900
DSX-GS900
39
Sony CONFIDENTIAL
For Authorized Servicer
5-14. SCHEMATIC DIAGRAM - MAIN Board (7/7) -
• See page 44 for IC Block Diagrams.
0
0
0
0.9
0
0
0
13.9
0
0
0
0
0
0
0
0
0
13.9
13.9
0
0
0
0.9
0
0.5
13.7
0
3.2
3.2
0
C1501
1
16P
CN1502
1
RR+
2
RL+
3
RR–
4
RL–
5
FR+
6
FL+
7
FR–
8
FL–
9
AMP_REM
10
ST_CTL_IN1
11
ILL
12
ST_CTL_IN0
13
ACC
14
TELL_ATT
15
VCC
16
GND
CN1504
50P
FL–
1
FL–
2
FL+
3
FL+
4
FR–
5
FR–
6
FR+
7
FR+
8
RR–
9
RR–
10
RR+
11
RR+
12
RL–
13
RL–
14
RL+
15
RL+
16
GND
17
GND
18
GND
19
GND
20
GND
21
GND
22
GND
23
GND
24
GND
25
GND
26
VDD
27
VDD
28
VDD
29
VDD
30
VDD
31
VDD
32
VDD
33
VDD
34
VDD
35
VDD
36
SDA
37
SCL
38
FAULT
39
AMP_MUTE
40
AMP_STB
41
CLIP_DET
42
DGND
43
FL_in
44
45
FR_in
46
BEEP
47
AGND
48
RR_in
49
Reserve
50
RL_in
D1505
GN1G
D1503
GN1G
D1506
DZ2J06800L
D1512
DZ2J18000L
D1501
DZ2J05100L
D1521
DZ2J18000L
D1502
DZ2J18000L
D1504
DZ2J16000L
D1513
INB
AMP_STB
BEEP
RL
AMP_MUTE
RR
I2C2_SCL
REM_OUT
FR
DCDC_2OHM
FL
FAULT
ILL_IN
+B_12V
+B
ACC_IN
BU_GND
CLIP_DET
I2C2_SDA
FB1501
FB1502
FB1503
FB1520
FB1504
FB1521
JL1522
JL1520
JL1518
JL1530
JL1514
JL1529
JL1532
JL1519
JL1531
JL1513
JL1546
JL1555
JL1521
JL1541
JL1554
JL1542
JL1543
JL1547
JL1544
JL1526
JL1523
JL1559
JL1533
JL1556
JL1545
JL1512
2SCR523UBTL
Q1502
2SCR523UBTL
Q1501
DTC014EUBTL
Q1517
5.6
R1589
0
R1617
5.6
R1586
5.6
R1587
5.6
R1588
R1590
0.01
0
R1558
47k
R1557
1k
R1552
1k
R1581
10k
R1504
47k
R1502
4.7k
R1585
1k
R1553
R1584
1k
R1550
0
0
R1576
0
R1559
100k
R1508
47k
R1505
1k
R1554
0
R1560
1k
R1583
1k
R1555
330
R1556
4.7k
R1506
4.7k
R1503
1k
R1582
10k
R1501
LM25037MTX/NOPB
IC001
1
RAMP
2
UVLO
3
COMP
4
FB
5
RT
2
6
AGND
7
RT
1
8
CS
9
RES
10
SS
11
AGND
12
OUTB
13
OUT
A
14
VCC
15
REF
16
VIN
1SS387-TPL3
D1523
1SS387-TPL3
D1524
1k
R1629
DCDC_4OHM
47p
C1550
47p
C1552
47p
C1562
BEEP_-6DB
DTC014EUBTL
Q1521
330
R1630
SCREW_GND
1
C1520
FB1505
FB1507
FB1506
25V
1500
C1509
1
C1519
25V
1500
C1590
25V
1500
C1591
4.7
C1528
4.7
C1527
4.7
C1526
4.7
C1525
10
C1592
10
C1593
1
C1523
0.1
C1516
180
R1610
2.2k
R1609
0
R1612
33k
R1608
100k
R1627
2k
R1628
5.6k
R1625
S
SSM3KO9FU(T5LSONY1)
Q1520
NTS1260MFST1G
D1517
1
2
3
4
5
6
NTS1260MFST1G
D1520
1
2
3
4
5
6
S
NTMFS5C646NLT1G
Q1518
1 2 3
4
5 6
S
NTMFS5C646NLT1G
Q1519
1 2 3
4
5 6
GN1G
D1514
140uH
L1502
1
C1521
1
C1522
0.1
C1517
4700
C1574
0.01
C1510
0.01
C1511
4.7
C1598
C1506
4.7
C1508
4.7
C1507
4.7
0.1
C1512
100k
R1614
470k
R1613
100p
C1539
47p
C1546
47p
C1556
47p
C1553
47p
C1558
47p
C1560
100p
C1537
4.7
50V
C1505
22k
R1509
0.001
C1504
0.01
C1564
0
R1572
0
R1571
0.1
C1513
10
C1579
0.01
C1578
1
C1518
CL514
4.7k
R1603
470
R1605
3.3k
R1604
C1600
0.001
0.1
C1514
470
R1594
R1615
150k
C1577
680p
R1618
33k
0.001
C1585
0
R1606
R1599
33k
1500p
C1575
1500p
C1576
0.1
C1515
C1551
0.047
L1501
MAIN BOARD (7/7)
FU1
15A
32V
PROTECTOR
DA2J10100L
DC/DC CONVERTER
IC001
16V
CN1601
BOARD
>01S
AMP
>012S
(3/7)
MAIN
BOARD
>013S
(3/7)
MAIN
BOARD
>004S
(2/7)
MAIN
BOARD
>015S
(4/7)
MAIN
BOARD
11
REAR RCH (+)
TO
1
16
4
REAR LCH (–)
3
5
ILL
REAR RCH (–)
6
12
ACC
7
13
8
14
GND
9
15
BATT
10
2
CN1502
PW1
FRONT LCH (+)
REAR LCH (+)
FRONT RCH (+)
FRONT RCH (–)
FRONT LCH (–)
REM OUT MAX0.4A
1/2W
1/2W
1/2W
1/2W
2W
DC/DC CONVERTER
DC/DC CONVERTER
SPEAKER
SELECTOR
INPEDANCE
BEEP GAIN SELECTOR
DIMMER DETECT
ACCESSORY CHECK
(CHASSIS)
CAM102
10
11
12
13
14
15
G
16
H
17
I
F
1
C
J
D
6
E
K
L
2
B
3
A
4
5
7
8
9
(Page 36)
(Page 34)
(Page 35)
(Page 35)
(Page 30)
SYS SET
2019/10/17 22:00:30 (GMT+09:00)