Sony HT-DDW2500 / STR-KM2500 Service Manual ▷ View online
STR-KM2500
STR-KM2500
25
25
12
10
6
H
7
1
C
G
11
9
A
D
4
5
3
F
2
8
E
B
MAIN
BOARD
(2/4)
A
BOARD
AB
4
(3/3)
DIGITAL
(2/4)
MAIN
B
CNP410
1
DIGITAL AB BOARD (1/3)
BOARD
CNP411
IC B/D
IC B/D
1 . 7
1 . 4
3 . 3
1 . 9
1 . 9
1 . 6
1 . 7
3 . 3
5
2 . 5
5
6 . 9
0
0
0
3 . 3
1 . 5
0
0
3 . 3
2
4 . 9 2 . 4
2 . 5 2 . 5 2 . 5 2 . 5 2 . 5 2 . 5
5
1 . 7 1 . 8 1 . 7
(2/3)
DIGITAL AB BOARD
IC1452
IC1401
IC1001
1k
R1416
50V
10
C1488
100p
C1320
50V
10
10
C1457
100
R1200
C1557
2200p
50V
10
C1653
330
R1556
0.1
C1401
CL037
0.1
C1459
R1405
0
50V
10
C1458
16V
100
C1460
R1400
0
JL001
0
R1455
33
R1148
R1415
0
50V
1
C1660
50V
10
10
C1406
1SS367-T3SONY
D1003
0
R1435
50V
10
C1418
0.1
C1451
0.1
C1450
10V
470
C1001
R1406
0
0.1
C1454
R1457
0
1k
R1466
CL041
R1408
0
50V
1
C1659
50V
10
C1461
0.47
C1002
0
R1464
FB1453
1k
R1436
R1458
0
R1420
0
1k
R1426
FB1403
CL040
FB1405
0
R1425
50V
10
C1468
0.1
C1405
C1566
2200p
C1558
2200p
CNS501
15P
AGND
SL OUT
+7V
SBR OUT
SBL OUT
FL IN
AGND
FR IN
TUNER R
AGND
TUNER L
DMPORT L-
DMPORT R-
DMPORT L+
DMPORT R+
50V
10
C1428
1SS367-T3SONY
D1004
CL036
1k
R1476
FB1452
220p
C1258
50V
10
C1478
0.1
C1455
C1568
2200p
50V
10
C1465
0.1
C1654
1
2
3
4
5
6
7
8
9
2
3
4
5
6
7
8
9
10
11
12
13
11
12
13
CNS502
13P
VOL IC CLK
VOL IC DATA
VACS CTRL
PROTECTOR
+7V
VOL IC DATA
VACS CTRL
PROTECTOR
+7V
-7V
FR OUT
AGND
FL OUT
SW
AGND
FR OUT
AGND
FL OUT
SW
AGND
C OUT
SR OUT
SR OUT
10k
R1474
28
27
26
25
24
23
22
7
6
5
4
3
2
1
21
20
16
17
18
19
13
12
11
10
8
9
15
14
WM8766GEDS/R
IC1452
MODE
MCK
BCK
LRCK
DVDD
DGND
DIN1
DIN2
DIN3
DIN4
ML/I2S
MC/IWL
MD/DM
MUTE
TEST_REF
VREF_N
VREF_P
VMID
VO4L
VO4R
VO1L
VO1R
VO2L
VO2R
VO3L
VO3R
AGND
AV
D
D
50V
10
C1402
14
13
12
11
10
9
8
7
6
5
4
3
2
1
PCM1808PWR
IC1401
VREF
AGND
VCC
VDD
DGND
SCKI
LRCK
BCK
DOUT
MD0
MD1
FMT
VINL
VINR
FB1503
100
R1401
R1456
1k
C1567
2200p
0
R1427
0
R1485
JL1009
JL1010
JL1011
R1496
0
R1498
0
R1497
0
R1493
0
R1495
0
R1494
0
0.1
C1004
C1005 0.1
0.1
C1601
0.1
C1602
C1003 0.01
I
O
G
KIA7805API-U/PF
IC1001
VDD1
AGND
ADC_DOUT
DIR_BCK
DIR_LRCK
XMCK
DGND2
L/R
C/SW
SL/SR
LRCK
BCK
CK
PROTECTOR
VACS_CTRL
VOL_DATA
VACS_CTRL
VOL_DATA
VOL_CL
C1569
2200p
R1471
0
R1470
0
R1472
0
DAC_MC
DAC_MUTE
DAC_MDI
TUNER-GND
TUNER_L
TUNER_R
DAC_ML
D/A CONVERTER
A/D CONVERTER
+5V REG
1
2
3
DAC_MC,DAC_MDI,
DAC_ML,DAC_MUTE
TUNER-GND,TUNER_L,
TUNER_R
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
• See page 34 for IC Block Diagrams.
6-12. SCHEMATIC DIAGRAM - DIGITAL AB Board (2/3) -
(Page 20)
(Page 24)
(Page 26)
(Page 20)
STR-KM2500
STR-KM2500
26
26
13
12
I
4
3
G
11
A
9
7
D
1
10
6
F
E
5
2
8
C
B
H
J
MAIN
E
(4/4)
BOARD
CNS102
P
DISPLAY
BOARD
CN350
(1/3)
2
AB
DIGITAL
BOARD
I
(4/4)
MAIN
CN941
BOARD
N
STANDBY
CNP914
BOARD
3
BOARD
4
(2/3)
DIGITAL
AB
(1/3)
BOARD
AB
DIGITAL
5
3.3
3.3
3.3
0
9
15.4
8.8
9.5
3.3
5
3.3
0
3.3
0
3.3
3.3
0
0
0
0
0
3.3
0
3.3
3.3
3.3
3.3
0
0
0
3.3
3.3
3.3
3.3
3.3
0
3.3
3.3
0
3.3
3.3
0
3.3
3.3
0
3.2
3.3
0
3.3
0
3.2
3.3
0
3.3
3.2
0
3.3
0
3.2
0
0
0
0
3.3
0
3.2
0
0
0
3.3
3.3
3.3
0.1
0.1
0.1
3.3
3.3
0.1
0.1
0.1
4
3.3
1.4
1.3
3.2
0
3.3
3.3
0
3.3
3.3
0
3.2
0
0
0
0
3.3
3.3
(3/3)
DIGITAL AB BOARD
IC1101
IC1131
IC1111
IC1902
IC1904
IC1031
10k
R1179
100
R1151
0
R1157
1k
R1260
FB1308
10k
R1192
47k
R1949
3.3k
R1159
10k
R1180
8.2k
R1468
0.47
C1021
0
R1156
VCC
GND
OUT
BA50BC0FP-E2
IC1031
10k
R1191
4.7k
R1367
10k
R1181
1SR154-400TE-25
D1001
MA2J1110GLS0
D1109
16V
47
C1914
MA2J1110GLS0
D1107
0.1
C1139
10k
R1182
1k
R1117
FB1113
9P
CNS507
L_CH
VCC
R_CH
GND
SD
CE
DI
CLK
DO
100
R1152
CL020
100
R1153
0.47
C1031
1k
R1118
100
R1123
100
R1122
10k
R1088
1k
R1261
0.47
C1913
10V
470
C1032
CL019
10V
470
C1022
CL025
MA2J1110GLS0
D1110
1
3
4
5
6
7
8
9
10
CNP505
9P
+15V
NC
POWER RY
STANDBY GND
STOP (AC-OFF-DET)
STANDBY (+9V)
SUB-T (NC)
+7V (R4)
GND (R4)
1
2
3
4
5
6
7
8
9
2
3
4
5
6
7
8
9
9P
CNS504
GND
3.3V
RESET
NC
FLASH 1
FLASH 2
NC
MD2
MD0
3.3V
RESET
NC
FLASH 1
FLASH 2
NC
MD2
MD0
FB1311
12345678
9
101
1
121
31
41
51
61
71
81
92
02
12
22
3
24
25
26
27
28
29
30
101
1
121
31
41
51
61
71
81
92
02
12
22
3
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
IC1101
MB90F046PF-G-117E1
DIR_DATA0
V_MUTE
COMP_S2
COMP_S1
V_SW1
V_SW2
V_SW3
XRST
V_SW4
NC
VSS
DAC_ML
DAC_MC
DAC_MDI
DAC_MUTE
NC
NC
MISO
MOSI
DSP SPI CLK
DSP SPIDS(LAT)
NC
VCC5
VOL_IC_DATA
VOL_IC_CLK
DMPORT_DET
FLASH2/DMPORT_MICOM RX(MICLO)
FLASH1/DMPORT_MICOM TX(MOCLI)
COMP_S2
COMP_S1
V_SW1
V_SW2
V_SW3
XRST
V_SW4
NC
VSS
DAC_ML
DAC_MC
DAC_MDI
DAC_MUTE
NC
NC
MISO
MOSI
DSP SPI CLK
DSP SPIDS(LAT)
NC
VCC5
VOL_IC_DATA
VOL_IC_CLK
DMPORT_DET
FLASH2/DMPORT_MICOM RX(MICLO)
FLASH1/DMPORT_MICOM TX(MOCLI)
SDA
SCL
SCL
ENC_A
ENC_B
I2C_SCL(HDMI)/NC
I2C_SDA(HDMI)/S1
I2C_SDA(HDMI)/S1
AV
C
C
AV
R
H
AV
SS
DCAC_IN
A/D1
A/D2
VERSION
VSS
TUNER SD
MODEL
VACS CTRL
NC
DSP
INT
ST
OP
MD0
MD1
MD2
RDS_CLK
RDS_DATA
SIRCS
HP_DETECT
POWER_KEY
DCAC_INT
POWER_RY
TUNING_A
TUNING_B
PROTECTOR
HP_RY
FUSE_DETECT
VOL_ENCODER(B)
VOL_ENCODER(A)
C/SW/REAR/SB_RY
FRONT_B_RY/ST SW RY
DC-CONTROL
SW_RY
FRONT_A_RY
NC
NC
NC
FL_CLK
FL_DATA
FL_LAT
RSTX
NC
X1A
X0A
VSS
X0
X1
VCC3
+5.8V_CTRL
(HDMI)
RESET_HDMI
+5V_CTRL
(HDMI)
HDMI_DET
DO/SD/ST
TUNER_CLK
TUNER_DA
TA
SLA
TCH
DIR_XMODE
DIR_CKSEL1
DIR_CLK
DIR_CE
DIR_DI
DIR_DO
DIR_ERROR
DIR_
XSTATE
100
R1203
100
R1174
22
R1947
220p
C1149
220p
C1489
100
R1948
0.01
C1131
0.01
C1132
1
2
3
4
5
1
3
4
5
6
7
8
9
10
1
2
3
4
5
6
7
8
9
11
12
13
14
15
16
17
CNS513
17P
DCAC_IN
INPUT_JOG_4B
INPUT_JOG_4A
FL_CLK
FL_DIN
FL_LAT
AD1
AD2
SIRCS
PW_SW
VOL_JOG_2B
VOL_JOG_2A
+5V
+3.3V(STDBY)
GND
GND
DC-CONTROL
0.1
C1142
3.3k
R1073
0.1
C1
123
0.1
C1124
0.1
47k
4.7k
10k
C1
122
3.3k
R1072
0.1
C
111
8
R1
194
R1
175
100
R1
163
47k
R1
164
0.1
C
111
9
0.01
C1
129
100
R1084
10k
R1189
0.1
C1108
0.1
C1107
100
R1127
OUT
VDD
VSS
VDD
VSS
NC
CD
0.1
C1299
10K
C1256
R1010 100
10k
R1187
100
R1128
0.1
C1138
FB1101
0
R1524
10k
R1190
0.01
C1137
0.1
C1605
10k
R1636
0.1
C1604
10k
R1635
0.1
C1620
R1095
10k
R1094
10k
100
R1124
10k
R1083
100
R1129
100
R1106
16V
47
C1111
100
R1112
10k
R1039
0.1
C1140
2.2k
R1027
0.1
C1100
0.01
C1171
10k
R1186
10k
R1105
0.01
C1172
2.2k
R1110
100
R1078
100
R1077
100
R1076
100
R1074
10k
R1253
0.1
C1120
C1067
220p
C1068
220p
100
R1
134
100
R1
131
100
R1
132
100
R1
133
100
R1
130
100
R1
135
220p
C1255
220p
C1254
VCC
GND
OUT
BA33BC0FP-E2
IC1904
0.1
C1121
C1252
0.1
220p
C1253
8
7
6
5
4
3
2
1
S-24CS16A0I-J8T1G
IC1131
A0
A1
A2
GND
SDA
SCL
WP
VCC
0.1
C1102
I
O
G
KIA7809API-U/PF
IC1902
DCAC_DSP_IN
DSP_RESET
DSP_INT
GND
W1000
DIR_ERROR
VDD1
DGND2
PROTECTOR
VACS_CTRL
VOL_DATA
VOL_CL
24MHz
X1101
54
3
2
1
IC1111
S-80929CNMC-G8Z-T2
2.2k
R1108
100
R1946
CNP506
4P
HP DETECT
HP RY
C/SUR RY
C350
FRONT B/ST SW RY
JR1003
0
0.01
JR1004
R1
193
DAC_ML
DAC_MDI
DAC_MUTE
DAC_MUTE
DAC_MC
DSP_MISO
DSP_MOSI
SPICLK
DSP_SPIDS
DSP_MOSI
SPICLK
DSP_SPIDS
DIR_XMODE
DIR_DA
TAO
DIR_XST
ATE
DIR_DO
DIR_DI
DIR_CE
DIR_CLK
DIR_CKSEL1
TUNER_R
TUNER_L
EEPROM_CLK
EEPROM_DA
TA
DMPOR
T_RX
DMPOR
T_TX
EEPROM_CLK
EEPROM_DA
TA
DMPOR
T_RX
DMPOR
T_TX
DCACIN
JOG4A
JOG4B
JOG4B
AD1
AD2
AD2
AD1
DCACIN
TUNER-GND
JOG4A
JOG4B
SYSTEM CONTROLLER
EEPROM
RESET SIGNAL
BUFFER
+9V REG
+3.3V REG
+5V REG
DAC_MC,DAC_MDI,
DAC_ML,DAC_MUTE
TUNER-GND,TUNER_L,
TUNER_R
DIR_CE,DIR_CKSEL1,
DIR_CLK,DIR_DATAO,
DIR_DI,DIR_DO,
DIR_XMODE,DIR_XSTATE
DSP_MISO,DSP_MOSI,
DSP_SPIDS,SPICLK
1
2
3
1
3
2
3
2
1
(NC)
6
COAXIAL
GND
AM
2
1
1
8
4
5
VCC +9V
NC
RCH OUT
DI
DO/ST/SD
9
3
LCH OUT
ANTENNA
CL
7
CE
FM 75Ω
Note: IC1131 cannot exchange with single. When IC1131
is damaged, exchange the entire mounted board.
• See page 33 for Waveforms. • See page 37 for IC Pin Function Description.
6-13. SCHEMATIC DIAGRAM - DIGITAL AB Board (3/3) -
(Page 24)
(Page 21)
(Page 21)
(Page 31)
(Page 24)
(Page 25)
(Page 29)
STR-KM2500
STR-KM2500
27
27
E
A
4
D
3
C
G
F
6
2
B
1
5
DISPLAY
BOARD
CN101
S
MAIN
BOARD
(2/4)
CNP403
C
D
MAIN
BOARD
(2/4)
CN792
J2000
1
2
3
2
3
3P
CNP152
AD1
PW_SW
GND
PW_SW
GND
S152
220
R135
330
R136
470
R137
680
R138
1k
R139
VIDEO IN/
PORTABLE AUDIO IN
POWER BOARD
S114
TUNING
MODE
S115
S116
TUNING +
TUNING -
S117
A.F.D
A.F.D
S118
MOVIE
S119
MUSIC
/
J790
1
2
3
4
2
3
4
CNP790
4P
(CHASSIS)
C791
0.1
HEADPHONE BOARD
HP_DETETCT
R-CH
GND
L-CH
PHONES
TP790
*C2205
B 50V 0.1
CL2002
CL2005
1
2
3
4
5
6
7
8
9
CN2001
9P
DCAC_OUT (CN102)
BLANK
DC-CONTROL
+7V (CNP732)
+/-7V GND (CNP732)
-7V (CNP732)
PORT_L (CNP733)
PORT_GND (CNP733)
PORT_R (CNP733)
1
2
3
4
5
5
DCAC BOARD
(CHASSIS)
1
A
B
C
E
D
F
G
2
3
4
5
6
7
1-872-421-
1-872-422-
(12)
12
(12)
12
1
4
CN2001
9
MAIN
BOARD
CNP430
C
CNP152
CL152
TP152
S152
R137
R135
R136
R139
R138
JW157
1
3
DISPLAY
BOARD
CN101
S
MAIN
BOARD
CN792
D
(CHASSIS)
S114
TUNING MODE
S119
MUSIC
S118
MOVIE
S117
A.F.D.
S116
S115
TUNING +
TUNING -
(12)
12
CNP790
J790
PHONES
TP790
1-872-423-
C791
S114 – 119, 152
1
JW2013
B2001
C2205
TP2000
(CHASSIS)
JW2000
JW2202
JW2201
VIDEO IN/
PORTABLE AUDIO IN
J2000
JW2014
6-14. PRINTED WIRING BOARDS - HEADPHONE/DCAC/POWER Section -
• See page 16 for Circuit Boards Location.
(Page 17)
6-15. SCHEMATIC DIAGRAM - HEADPHONE/DCAC/POWER Section -
•
: Uses unleaded solder.
(Page 17)
(Page 28)
(Page 20)
(Page 19)
(Page 29)
STR-KM2500
STR-KM2500
28
28
1
A
B
C
D
E
2
3
4
5
6
7
8
9
10
11
12
13
14
1-872-420-
12
(12)
53
50
5
2
14
1
7
8
1
4
3 1
2
2
3 1
2
3 1
2
16
1
17
1
4
23
33
22
34
12
44
1
11
TP100
RV101
RV102
CL103
CL104
CL105
CL106 CL107
CL108
CL109
CL110
CL111
CL112
CL113
CL114
CL115
CL116
CL117
CL118
CL119
CL120
CL121
CL125
CL127
CL128
FL101 FLUORESCENT INDICATOR TUBE
CNS102
R103
R115
R116
R117
R118
R1
19
CN101
CN104
R121
C100
C101
C106
C107
C110
C114
C111
C112
S103
S104
INPUT
SELECTOR
ROTARY
ENCODER
ROTARY
ENCODER
MASTER
VOLUME
VOLUME
DISPLAY
INPUT MODE
C144
C145
C146
C105
C147
C148
C149
C150
C151
JW101
JW102
JW103
JW104
JW105
JW106
JW107
JW108
R198
R199
R120
C161
JW1
10
JW111
JW112
JW1
13
JW114
JW1
15
JW1
16
JW1
17
JW1
19
JW127
JW128
JW129
IC101
IC100
IC103
JW130
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JW1
18
JW151
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MAIN
BOARD
CNP930
J
POWER
BOARD
CNP152
S
DIGITAL
AB
BOARD
CNS513
P
JW109
6-16. PRINTED WIRING BOARD - DISPLAY Board -
• See page 16 for Circuit Boards Location. •
: Uses unleaded solder.
(Page 17)
(Page 27)
(Page 23)
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