Sony MHC-V4D Service Manual

MHC-V3/V4D
MHC-V3/V4D
5555
6-16. SCHEMATIC DIAGRAM - DAMP Board - • See page 60 for IC Block Diagrams.
Ver. 1.4
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
DAMP BOARD
(CHASSIS)
1.2
3.3
3.3
2
2
2
3.3
2
2
0.9
1.6
1.6
3.3
3.3
3.3 3.3 12.1 12.1 36.3 25 25 50.5 50.4
25
25
50.4
50.4
36.1
36.2
50.4
50.4
25
25
50.450.4252536.212.112.1212
3.3
13.2
12.2
0.8
0
25
25
0
25
25
0
25
25
0
25
25
0
25
25
0
25
25
0
3.3
5.2
2.6
0
13.2
13.2
0.2
0
0.8
0
0
0
0
3.3
0
0
C
B
E
B
E
C
C1001
0.1u
C1003
10u
C1005
4.7u
C1002
0.1u
50V
C1015 0.1u C1020 0.1u
C1048
0.0022u
C1095
0.1u
C1012 0.1u
C1067 1u
C1038 0.1u
C1036
2.2u
C1134
0.1u
C1092
1000p
C1039 330p
C1059
0.01u
C1090
0.1u
C1133
0.1u
C1037 0.1u
C1062
47u
C1051
0.0022u
C1029 2.2u
C1052
0.0022u
C1068
1u
C1026 2.2u
C1049
0.022u
C1045
0.022u
C1060
0.1u
C1061
0.1u
C1044
0.0022u
C1053
0.022u
C1021
0.1u
C1056
0.0022u
C1054
0.022u
C1057
0.022u
C1058
0.022u
C1040
0.1u
C1043
0.0022u
C1074
1u
C1007 1u
C1075
1u
C1076
0.1u
C1055
0.0022u
C1077
0.01u
C1046
0.022u
C1078
0.01u
C1050
0.022u
C1022
2.2u
C1047
0.0022u
C1082
0.1u
C1011 1000p
C1081
0.01u
C1008 1000p
C1080
0.1u
C1079
0.1u
C1083
2.2u 50V
C1089
100u
16V
C1130
1000u
63V
C1071
1000u
63V
C1073
1000u
63V
CL1014
CL1015
CL1004
CL1056
CL1055
CL1005
CL1006
CL1007
CL1002
CL1001
CL1013
CL1012
CL1011
CL1008
CL1010
CL1009
CL1003
CL1021
CL1022
CL1023
3R+
4R-
CN1004
2P
1FAN+
2FAN-
D1007 RB551V-30TE-17
D1005
D1005 ~ D1006
BAV99-215
D1002
D1006
D1001
D1001 ~ D1002
BAV99-215
ET1001
L1006
10uH
L1007
10uH
L1004
L1003
L1001
L1002
Q1010
FAN MOTOR
DRIVER
DSA700300L
Q1011
FAN PROTECTION
(LOCK)
2SC3722K-E
IC1001
TAS5630BPHDR
1
OC_ADJ
2
RESET
3
C_STARTUP
4
INPUT_A
5
INPUT_B
6
VI_CM
7
GND_7
8
AGND
9
VREG
10
INPUT_C
11
INPUT_D
12
FREQ_ADJ
13
OSC_IO+
14
OSC_IO-
15
SD
16
OTW1
OTW2
17
CLIP
18
READY
19
M1
20
M2
21
M3
22
GND_23
23
GND_24
24
GVDD_C
25
GVDD_D
26
BST_D
27
OUT_D_28
28
OUT_D_29
29
PVDD_D_30
30
PVDD_D_31
31
GND_D_32
32
33
GND_D_33
34
GND_C_34
35
GND_C_35
36
OUT_C_36
37
OUT_C_37
38
PVDD_C_38
39
PVDD_C_39
40
BST_C
41
BST_B
42
PVDD_B_42
43
PVDD_B_43
44
OUT_B_44
45
OUT_B_45
46
GND_B_46
47
GND_B_47
48
GND_A_48
GND_A_49
49
PVDD_A_50
50
PVDD_A_51
51
OUT_A_52
52
OUT_A_53
53
BST_A
54
GVDD_A
55
GVDD_B
56
GND_57
57
GND_58
58
NC_59
59
NC_60
60
NC_61
61
NC_62
62
PSU_REF
63
VDD
64
Q1004
Q1003
Q1006
DC DETECT SWITCH
LSCR523UBFS8TL
Q1003 ~ Q1004
OVERLOAD DETECT
2SA1162-G
Q1014 ~ Q1017
OVERLOAD DETECT
2SA1162-G
R1072 1k R1071 1k
R1068
3.3
R1065
3.3
R1063
3.3k
R1073
3.3k
R1064
22k
R1070
4.7k
R1062
10k
R1067
2.2
R1066
3.3
0
R1113
6.8k
R1122
6.8k
R1121
6.8k
R1125
0
R1114
0
R1115
560k
R1030
100R1008
100
R1002
22k
R1001
3.3
R1023
47k
R1052
560k
R1028
680
R1037
560k
R1029
C1063
47u
Q1016
Q1017
C1125
47u
Q1014
Q1015
56k
R1111
56k
R1112
220k
R1031
100
R1004
3.3k
R1053
100k
R1036
47uH
L1008
3.3
R1012
1k
R1035
220k
R1033
3.3
R1027
3.3
R1020
10kR1009
3.3
R1018
3.3
R1017
3.3
R1011
3.3
R1024
56k
R1032
3.3
R1026
100
R1003
3.3
R1022
100
R1005
3.3
R1025
3.3
R1021
IC1003
BD00GA3WEFJ-E2
1
VO
2
FB
3
GND
4
NC_4EN
5
NC_6
6
NC_7
7
VCC
8
9
CL1024 CL1025
CL1026
CL1027
CL1054
CL1028
CL1030
CL1052
CL1053
CL1031
CL1032
CL1046
CL1047
CL1048
CL1049
CL1050
CL1051
CL1038
CL1039
CL1040
CL1041
CL1042
CL1043
CL1044
CL1045
CN1005
8P
JC1021
0
JC1022
0
1V1
3V1
4V1
5V1
6 V1_GND
7 V1_GND
8 V1_GND
9 V1_GND
CN1001
17P
1
13V
2
GND
3
M+5V
4
5
/DC-DETECT
6
MAIN-ON
7
/AMP-SD
8
/AMP-RESET
9
AGND
AGND
AGND
AGND
10
MID R
11
MID L
12
AGND
13
WOOFER -
14
WOOFER +
15
16
17
AGND
10k
R1076
10k
R1077
10k
R1078
10k
R1079
10k
R1080
10k
R1081
100k
R1082
100k
R1083
R1084
47k
R1085
47k
R1128
4.7k
R1126
100k
R1127
12k
R1129
33k
3.3
R1087
3.3
R1088
C1104
0.0022u
C1105
0.0022u
C1106
0.0022u
C1107
0.0022u
CN1006
4P
1L
+
2L-
D1008
BAV99-215
Q1012
XP4501
FAN RESET
SWITCH
C1004
10u
R1091
3.3k
R1092
3.3k
CL1037
C1108
1u 50V
C1117
1u
C1118
1u
C1119
1u
C1120
1u
C1121
0.1u
C1122
0.1u
C1123
0.01u
C1132
0.015u
C1131
0.1u
C1124
0.01u
56k
R1106
R1107
0
R1108
0
R1109
0
R1110
0
C1126
220u
35V
C1136
47u
16V
35V
C1127
220u
35V
35V
C1128
220u
C1129
220u
CN1007
2P
1 SW -
3 SW +
+12V REG.
IC1003
POWER AMP
IC1001
>032S
ARAGON
BOARD
(5/6)
CN116
(Page 50)
SP1
(WOOFER (L-CH))
SP2
(WOOFER (R-CH))
SP3
(TWEETER (L-CH))
SP4
(TWEETER (R-CH))
SPB1
SPK BOX ASSY
SP5
(WOOFER)
M
M1
(FAN)
R1069
47k
CONNECT TO
SMPS BOARD
KTA1542T-RTK/P
AMP RESET SWITCH
Q1018
PBSS4160T
AMP RESET SWITCH
Q1019
C1091
100u
16V
RY001
47
R1130
47
R1131
DA2J10100L
D1013
2PD601ART
Q1020
RELAY DRIVER
2.2k
R1132
10k
R1133
C1137
16V
10u
JC1019
0
JC1020
0
Note 1: When the DAMP board is replaced, spread the
compound referring to “NOTE OF REPLACING
THE IC1001 ON THE DAMP BOARD AND THE
COMPLETE DAMP BOARD” on servicing notes
(page 5).
Note 2: When the DAMP board is replaced, spread the
bond referring to “BOND FIXATION OF ELECTRIC
PARTS” on servicing notes (page 6).

Sony MHC-V4D Specifications

General

Type	Home audio mini system
Cassette deck	No
Product color	Black
Optical disc player	Yes
Number of optical discs	1 discs
Bass reflex	-
Speaker type	3-way
RMS rated power	720 W
Woofer diameter	200 mm
Tweeter diameter	40 mm
Number of speakers	5
Mid-range driver diameter	100 mm
Equalizer modes	Custom, Pop, Flat, Rap, Rock
FM band range	87.5 - 108 MHz
Supported radio bands	FM
Power source	AC
Input voltage	120-240 V
Input frequency	50 - 60 Hz
Composite video out	1
Apple docking compatibility	Not supported
On Screen Display (OSD) languages	English
Playback modes	Program, Shuffle, Repeat, Normal
Audio formats supported	WMA, MP3
Display type	LCD

Weight and Dimensions

Depth	295 mm
Width	280 mm
Height	780 mm