Read Sony STR-KM5 / STR-KM7 Service Manual online
STR-KM5/KM7
STR-KM5/KM7
29
29
5-16. SCHEMATIC DIAGRAM – MAIN Board (3/4) –
• See page 49 for IC Block Diagrams.
1
A
B
C
D
E
F
G
H
I
J
K
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
MAIN BOARD (3/4)
35
27
4
28
19
29
20
21 22
30 31
36
37
38
38
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
7
0
0
0
-7
0
0
0
0
0
0
0
0
0
0
-15
-7
15
7
KM7
KM7
KM5
TV_R_IN
VIDEO1_L_OUT
VIDEO1_R_OUT
SBLR_RLY
LR_RLY
SW_RLY
TV_L_IN
SA
T_R_IN
SA
T_L_IN
VIDEO1_L-IN
VIDEO1_R_IN
POR
TABLE_L_IN
C_SLR_RLY
CLK
DATA
BRIDGE
TUNER_L
SACD_L_IN
SACD_R_IN
POR
TABLE_R_IN
TUNER_R
W301
A_GND
C311
100p
C310
100p
D950
1SR154-400TE-25
C952
0.47
C953
0.47
C326
4.7
50V
C328
4.7
50V
C304
10 50V
C305
10 50V
CL300
CL301
CL302
CL303
CL304
CL305
CL306
CL307
CL308
CL309
CL310
CL301
CL302
CL303
CL304
CL305
CL306
CL307
CL308
CL309
CL310
CL312
CL311
CL313
CL314
CL315
CL316
CL317
CL318
CL314
CL315
CL316
CL317
CL318
CL321
CL322
CL326
CL327
CL329
CL331
CL335
CL333
CL334
CL336
CL338
CL340
C332
2200p
C333
OUT_SBR
OUT_SBL
2200p
CL320
CL319
220
R300
220
R301
C300
10 50V
C306
10 50V
C301
10 50V
C307
10 50V
C302
10 50V
C308
10 50V
C303
10 50V
C309
10 50V
1k
R304
1k
R302
1k
R305
1k
R306
1k
R303
1k
R307
1k
R308
1k
R309
C321
3300p
C320
3300p
C319
3300p
C318
3300p
C317
3300p
C316
4700p
C315
3300p
C314
3300p
GND
HPFN
LPF01
LPF02
LPFN2
LPFN1
SWVOL
VCC
DGND
DA
TA
CLK
VEE
FROUT
FLOUT
SWOUT
COUT
SROUT
SLOUT
SBROUT
SBLOUT
GND
GND
GND
SUB2L
SUB2R
RECL3
RECR3
RECL2
RECR2
RECL1
RECR1
GND
SBL IN2
SBR IN2
SL IN2
SR IN2
C IN2
SW IN2
FL IN2
FR IN2
GND
INL12
INR12
INL1
1
INR1
1
INL10
INR10
INL9
INR9
INL8
INR8
INL7
INR7
INL6
INR6
INL5
INR5
INL4
INR4
INL3
INR3
INL2
INR2
INL1
INR1
GND
SBLIN
SBRIN
SLIN
SRIN
CIN
SWIN
FLIN
FRIN
GND
ADC ROUT
ADC LOUT
GND
SUB1 R
SUB1 L
GND
C334
0.1
CL328
CL330
CL337
CL339
CL323
CL324
CL325
C313
100p
C312
100p
C951
100
16V
C950
100
16V
CN301
14P
TUNER_L
NC
TUNER_R
DAC SBL IN
DAC SBR IN
DAC SL IN
DAC SR IN
DAC C IN
DAC SW IN
DAC FL IN
DAC FR IN
Muting
AGND
AGND
CN300
14P
R_Out
NC
L_Out
+7V
EVol_CLK
EVol_DATA
LIMITER
PROTECTOR
C_SUR_RLY
BRIDGEABLE_RLY
SBL_R_RLY
LR_RLY
SW_RLY
VACS CTRL
C954
100
25V
0
R376
0
R377
J300
6P
1
2
3
4
5
6
8
9 10
G
G
7
1
2
3
4
5
6
8
9 10
7
J301
6P
CC320
100p
CC321
100p
CC322
100p
CC323
100p
CC324
100p
CC325
100p
CC327
100p
CC329
100p
CC330
100p
CC331
100p
C965
100p
C966
100p
1k
R320
1k
R321
1k
R310
1k
R311
1k
R312
1k
R313
1k
R314
1k
R315
1k
R316
1k
R317
1k
R318
1k
R319
CL342
CL341
W004
D951
P6SMBJ33A-5
CN953
6P
GND
GND
GND
PREAMP_GND
SBR_IN
PREAMP_GND
SBL_IN
SBR_IN
PREAMP_GND
SBL_IN
1
2
3
4
5
6
2
3
4
5
6
I
I
O
G
O
COM
1
2
3
4
5
6
7
8
9
10
11
12
13
14
1
2
3
4
5
6
7
8
9
10
11
12
13
14
2
4
5
1
3
6
7
8
9 10 11 12 13 14 15 16 17 18 19 20
59
57 56
60
58
55 54 53 52 51 50 49 48 47 46 45 44 43 42 41
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
L
R
SA-CD/CD
AUDIO IN
L
R
TV
AUDIO IN
L
R
PORTABLE
AUDIO IN
L
R
VIDEO
AUDIO IN
L
R
VIDEO
AUDIO OUT
L
R
SAT/CATV
AUDIO IN
2
MAIN BOARD
(1/4)
(Page 27)
9
MAIN BOARD
(2/4)
(Page 28)
13
MAIN BOARD
(4/4)
(Page 30)
12
MAIN BOARD (4/4)
(Page 30)
7
MAIN BOARD (1/4)
(Page 27)
10
MAIN BOARD (2/4)
(Page 28)
G
DIGITAL
AUDIO
BOARD
(4/4)
CN2105
(Page 25)
F
DIGITAL
AUDIO
BOARD
(4/4)
CN2104
(Page 25)
L
SURR BACK
AMP
BOARD
CN401
(Page 45)
BD3470KS2
IC300
DIR FUNCTION SELECT
IC300
IC950
KIA7907F-RTF/P
-7V REG
IC950
IC951
KIA7807API-U/PF
+7V REG
IC951
IC B/D
Ver. 1.4
Click on the first or last page to see other STR-KM5 / STR-KM7 service manuals if exist.