Sony MHC-V7D User manual

SERVICE MANUAL
Sony Corporation
Published by Sony EMCS (Malaysia) PG Tec
HOME AUDIO SYSTEM
9-890-671-02
2015F80-1
© 2015.06
AEP Model
UK Model
E Model
Australian Model
Ver. 1.1 2015.06
SPECIFICATIONS
DVD
Section
Model Name Using Similar Mechanism HCD-GPX555/GPX888
DVD Mechanism Type CDM90-DVBU204//C
Optical Pick-up Name CMS-S76RFS7G1 OR CMS-S76RFS7GP
– Continued on next page –
MHC-V7D
Amplifier section
The following are measured at
AC 120 V – 240 V, 50/60 Hz
Power output (rated)
Left/Right Channel: 400 W + 400 W
(per channel at 4 ohms, 1 kHz, 1% THD)
RMS output power (reference)
Left/Right Channel: 720 W + 720 W
(per channel at 4 ohms, 1 kHz)
Speaker section
Speaker system:
Tweeter + Mid range speaker + Woofer
Tweeter L/R: 40 mm cone type
Mid L/R: 120 mm cone type
Woofer: 250 mm cone type
Inputs
AUDIO IN 1/PARTY CHAIN IN L/R
Voltage 2 V, impedance 47 kilohms
AUDIO IN 2 L/R
Voltage 2 V, impedance 47 kilohms
MIC 1, MIC 2
Sensitivity 1 mV, impedance 10 kilohms
(USB) 1, (USB) 2 port:
Type A
Outputs
AUDIO OUT/PARTY CHAIN OUT L/R
Voltage 2 V, impedance 1 kilohm
VIDEO OUT
Max. output level 1 Vp-p, unbalanced,
Sync. negative load impedance 75 ohms
USB section
Supported bit rate
WMA: 48 kbps – 192 kbps, VBR, CBR
AAC: 48 kbps – 320 kbps, VBR, CBR
Sampling frequencies
WMA: 44.1 kHz
AAC: 44.1 kHz
Supported USB device
Mass Storage Class
Maximum current
1 A
Disc/USB section
Supported bit rate
MPEG1 Layer-3:
32 kbps – 320 kbps, VBR
Sampling frequencies
MPEG1 Layer-3:
32 kHz/44.1 kHz/48 kHz
Xvid
Video codec: Xvid
Bit rate: 4.854 Mbps (MAX)
Resolution/Frame rate:
720 × 480, 30 fps
720 × 576, 25 fps
Audio codec: MP3
MPEG4
File format: MP4 File Format
Video codec:
MPEG4 Simple Profile
(AVC is not compatible.)
Bit rate: 4 Mbps
Resolution/Frame rate:
720 × 576, 30 fps
Audio codec: AAC-LC
(HE-AAC is not compatible.)
DRM: Not compatible
Disc player section
System
Compact disc and digital audio and
video system
Laser Diode Properties
Emission Duration: Continuous
Laser Output*: Less than 44.6 μW
* This output is the value measure-
ment at a distance of 200 mm from
the objective lens surface on the
Optical Pick-up Block with 7 mm
aperture.
Frequency response
20 Hz – 20 kHz
Video color system format
NTSC and PAL
Tuner section
FM stereo, FM superheterodyne tuner
Antenna
FM lead antenna
Tuning range
87.5 MHz – 108.0 MHz (50 kHz step)
BLUETOOTH section
Communication system
BLUETOOTH Standard version 3.0
Output
BLUETOOTH Standard Power Class 2
Maximum communication range
Line of sight approx. 10 m1)
Frequency band
2.4 GHz band (2.4000 GHz –
2.4835 GHz)
Modulation method
FHSS (Freq Hopping Spread Spectrum)
Compatible BLUETOOTH profiles2)
A2DP (Advanced Audio Distribution
Profile)
AVRCP (Audio Video Remote
Control Profile)
SPP (Serial Port Profile)
Supported codecs
SBC (Sub Band Codec)
AAC (Advanced Audio Coding)
1) The actual range will vary depending on
factors such as obstacles between devices,
magnetic fields around a microwave oven,
static electricity, reception sensitivity,
antenna’s performance, operating system,
software application, etc.
2) BLUETOOTH standard profiles
indicate the purpose of BLUETOOTH
communication between devices.
General
Power requirements
AC 120 V – 240 V, 50/60 Hz
Power consumption
220 W
Power consumption (at the Power Saving
mode)
0.5 W (When “BT STBY” is set to
“OFF”)
4 W (When “BT STBY” is set to
“ON”)
Dimensions (w/h/d) (Approx.)
340 mm × 924 mm × 320 mm
Mass (Approx.)
19 kg
Supplied accessories
• Remote control (1)
• R03 (size AAA) batteries (2)
• FM lead antenna (1)
• AC power cord (mains lead) (1)
• AC plug adaptor (1) (supplied only for
certain areas)
The AC plug adaptor is not use in Chile. Use
this plug adaptor in the countries where it is
necessary.
Design and specifications are subject to
change without notice.

MHC-V7D
MHC-V7D
4848
6-15. PRINTED WIRING BOARD - 2CH DAMP Board - • See page 37 for Circuit Boards Location. • : Uses unleaded solder.
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
C1134
C1135
C1137
C1138
C1139
C1142
C1143
L1000 L1002
C1146
C1147
C1148
C1155
C1156
C1157
C1158
C1163
C1164
C1165
C1166
R1147
R1148
R1149
R1150
R1151
R1152
R1153
R1156
R1157
R1158
C1186
C1187
C1188
R1180
R1181
R1182
R1187 R1188
R1189
R1190
R1194
2
1
20
21
CN1009
C1002
Q1000
12
43
CN1011
Q1001 Q1002
Q1003
C1007
Q1004 Q1005
C1203
C1206
C1013
C1014
C1015
Q1012
C1016
Q1013
C1017
Q1014
C1018
Q1015
C1019
Q1016 Q1018
C1020 C1021
C1022
D1000
K
KA
A
D1001
Q1021
D1002
KA
Q1022
GS
C1027
D1004
KA
C1028
D1005
AK
R1003
D1007
AK
C1220
R1004
D1008
C1221
R1005
D1009
A
AK
K
R1007
C1030
C1031 C1032
C1033
C1034
C1036
21
20
40
1
IC1009
R1207
R1013
C1041
TH1002
C1043
D1020
AK
R1211
D1021
AK
R1212
D1022
KA
R1213
KA A/K
KA A/K
R1020
D1024
D1023
R1021
C1049
R1022
D1027
AK R1024
R1025
R1026
R1027
C1050
R1029
D1030
A/K KA
R1221
R1222
R1030 R1031
R1036
R1037
R1038
R1039
R1040
R1041 R1042
R1047
R1244
R1246
R1247
R1054
R1055
R1056
R1057
R1058 R1059
R1255
R1061
R1062
R1259
R1263
R1266
17 CN1005
R1010
R1043
R1006
R1045
R1063
R1001
R1000
R1064
Q1024
E
R1281
R1282
C1009
R1169
R1168
R1197
R1164
Q1019
R1165
R1170
C1144
R1173
C1152
R1171
R1167
R1172
C1151
IC1005
IC1006
IC1007
33
1
32
17
16
26
27
10
11
IC1008
C1210
C1211
1
10
CN1001
E
E
E
E
CONNECT TO
REGULATOR,
SWITCHING
(SSN-152AD)
BOARD
C1237
CL1000
CL1001
CL1002
CL1003
CL1004
CL1005
CL1006
CL1007
CL1008
CL1009
CL1011
CL1024
CL1025
CL1026
CL1027
CL1028
CL1029
CL1030
CL1031
CL1032
CL1035
CL1036
CL1037
CL1038
CL1039
CL1040
CL1041
CL1042
CL1043
CL1044
CL1045
CL1046
CL1047
CL1048
CL1049
CL1050
CL1061
CL1062
CL1063
D1032
KA
C1035 C1039
R1052
R1018
C1005 C1001
R1014 R1017
R1048
R1051
C1122
C1123
C1125 C1189
C1004
C1201
C1202
C1011
C1038
C1126 C1127
C1006
C1012
C1040 C1046
C111 4
C1115
C1047 C1048
D1003
D1006
R1008
R1009
R1200
R1201
R1028
R1044
R1060
R1065
R1066
R1067
R1068
R1023
R1033
R1011
C1045
C1192
C1190
2CH DAMP BOARD
(COMPONENT SIDE)
1-894-611-
11
(11)
MOTHERBOARD
BOARD
CN116
(Page 38)
>002P
DC FAN
B1 C2
B2 E2C1
Q1002, Q1003,
Q1016, Q1018,
Q1019, Q1021
E1
2CH DAMP BOARD
(CONDUCTOR SIDE)
1-894-611-
11
(11)
SPB1
SPK BOX ASSY
SP2
(TWEETER (L-CH))
SP1
(Mid (L-CH))
SP5
(WOOFER)
SP4
(TWEETER (R-CH))
SP3
(Mid (R-CH))
AEP, UK, RU, AUS
AEP, UK, RU, AUS
Note 1: IC1008 on the 2CH DAMP board cannot exchange
with single. When this part on the 2CH DAMP board is
damaged, exchange the entire mounted board.
Note 2: When the C1210, C1211, L1000 and L1002 on the 2CH
DAMP board are replaced, spread the bond referring to
“BOND FIXATION OF ELECTRIC PARTS” on servicing
notes (page 6).
Ver. 1.1

MHC-V7D
MHC-V7D
4949
6-16. SCHEMATIC DIAGRAM - 2CH DAMP Board - • See page 62 for IC Block Diagrams.
Note 1: IC1008 on the 2CH DAMP board cannot exchange
with single. When this part on the 2CH DAMP board is
damaged, exchange the entire mounted board.
Note 2: When the C1210, C1211, L1000 and L1002 on
the 2CH DAMP board are replaced, spread the
bond referring to “BOND FIXATION OF ELECTRIC
PARTS” on servicing notes (page 6).
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
2CH DAMP BOARD
23.9
24
6.8
7
23.8
-24
7
0
-6.8
3.3
-23.8
-12
-63
6.9
64
4.4
0.8
0.8
-2.8
-64
0.8
1
64
-64
1
0.8
0
0
7
7
-23.9-7
-47.4-12
-63
-0.2 -7 -4.2 4.4 -3.1 -64
-4.2
-2.8
-4.2
-2.8
-64
-64
-64
-7
-0.4
0
-7
7
0
0
-0.4 7 -4.2 12.5 -3
03.1
03.3
0
-7 0 0 7 0 0 -7
0
13.3
13.3
0
0
6.7
7
0
6.8
13
13 0.7
13
0
13 5
0
0.4
0
13
0.110
3.3
E
EB
B
C
C
S
S
S
S
CB E
BEC
C
EB
BE
C
E
EB
BC
C
C
E
B BE
C
FR
FL
C1017
4.7u
C1013
2.2u
C1237
1u
C1007
0.01u
C1002
0.01u
C1001
2.2u
C1005
2.2u
CL1004
CL1000
CL1003
D1001
RF05VAM2STR
D1000
RF05VAM2STR
Q1003
DC DETECT
SWITCH
XP4501
Q1001
Q1000
R1009
10
22k
R1021
0
R1028
3.3k
R1020
120kR1022 150kR1027
3.9kR1259 3.9kR1194
39k
R1024
2.7k
R1005
68k
R1001
68k
R1000
10k
R1038
10
R1008
8.2k
R1011
10
R1006
220k
R1007
10
R1010
4.7
R1004
6.8k
R1003
L1000
20uH
4.7
R1030
4.7
R1031
47k
R1033
1k
R1037
C1034
22u
D1004
RF05VAM2STR
0
R1041
2.7k
R1040
6.8k
R1039
Q1005
Q1000, Q1001,
Q1004, Q1005
Q1004
IRF6775MTR1PBF
D1007
RF05VAM2STR
0
R1055
2.7k
R1054
CL1008
C1036
0.01u
C1041
0.01u
C1040
0.0022u
C1046
0.0022u
C1012
0.0022u
C1006
0.0022u
CL1009
10
R1043
C1049
0.01u
C1016
0.01u
3.3
R1047
3.3
R1013
10
R1045
CL1010
C1015
0.22u
C1014
0.22u
47
C1047
0.22u
C1048
0.22u
47
R1048
47
R1014
R1051
47
R1017
10
R1044
C1035
2.2u
C1039
2.2u
D1006
RF201L2SFJTE25
D1005
RF201L2SFJTE25
D1003
RF201L2SFJTE25
D1002
RF201L2SFJTE25
L1002
20uH
CL1011
CL1005
6.8k
R1057
10k
R1056
10k
R1042
0
R1060
2.7k
R1059
6.8kR1058
C1202
C1050
22u 4.7
R1062
D1008
RF05VAM2STR
68k
R1064
68k
R1063
10k
R1061 D1009
RF05VAM2STR
82kR1065
68kR1066
68k
R1067
82k
R1068
C1114 0.001u
C1115 0.01u
C1123 0.015u
C1192 0.1u
C1122 0.001u
C1127 0.001u
C1126 0.01u
C1134
4.7u
C1135
4.7u
D1022
DZ2J068M0L
10k
R1152
120k
R1153
10k
R1151
3.9k
PROTECTION
SWITCH
R1148
1
R1147
1
R1149
3.9k
R1150
D1020
DZ2J068M0L C1137
0.47u
C1138
0.1u
Q1014
LTA014EUBFS8TL
Q1013
PROTECTION
SWITCH
2SC4081-R
Q1015
PROTECTION SWITCH
2SC3722K-E
D1021
DZ2J120M0L
Q1012
2SA1576A-T106-QR
Q1016
PROTECTION
SWITCH
RN1902
PROTECTION
SWITCH
OUT
GND
IN
CBE
B
EC
0R1158
CL1029
CL1028
CL1025
D1024
BAV70
D1023
BAW56
CL1027
C1139
47u
25V
R1187
10k
Q1022
DSA700300L
FAN DRIVER
C1148
10u
R1190
3.3k
R1189
3.3k
R1188
3.3k
C1147
10u
Q1019
DC DETECT
SWITCH
HN1B01FU
CL1030
D1027
RB520SM-30T2R
C1151
0.1u
C1152
0.1u
Q1024
FAN PROTECTION
(LOCK)
LSCR523UBFS8TL
R1180
47k
15k
R1169
R1165
100k
270k
R1164
R1168
47k
CL1031
CL1032
C1146
100u
10V
R1182
1.5k
C1144
4.7u R1221
4.7k
R1172
3.3
R1170
3.3
R1167
22k
R1173
1
R1171
1
Q1021
FAN RESET
SWITCH
XP4501
R1181
47k
D1030
BAV70
18k
R1197
R1201
1M
DIGITAL AUDIO MOSFET
100
R1207 C1186
100p
TH1002
C1190 0.1u
C1125 0.001u
C1189 0.015u
R1213
0
C1201
0.001u
0.001u
C1203
0.001u
C1206
0.01u
CN1011
2P
1FAN+
2FAN-
C1009
0.47u
C1043
0.47u
C1020
0.0022u
C1021
3300p
C1019
0.01u
C1018
0.01u
C1022
3300p
47k
R1023
150
R1025
150
R1026
C1030
0.0022u
C1163
1u
C1164
1u
R1200
1M
C1027
10u
16V
C1028
10u
16V
R1029
3.3k
R1036
3.3k C1033 4.7u
0
R1244
150
R1246
150
R1247
Q1002
RESET
SWITCH
HN1B01FU
R1255
0
C1211
4700MF
71V
C1210
4700MF
71V
IC1008
CXD90038ER
1
2
3
4
5
6
7
8
9
10
11 12 13 14 15 16
17
18
19
20
21
22
23
24
25
26
27 28 29 30 31 32
33
RB578VAM100TR
D1032
0
R1266
CL1042
IC1006
78D07AG-TN3-R
OUT
GND
IN
C1156
0.47u
OUT
GND
IN
C1155
0.47u
C1157
0.1u
C1158
0.1u
C1166
10u
16V
C1165
10u
16V
CL1061
CL1062
CL1063
C1032
3300p
C1031
3300p
100
R1157
100
R1156
BD34700FV-E2
IC1009
1NC 2NC 3NC 4GND 5GND 6NC 7VINL1 8VINR1 9VINL2
10 VINR2 11 GND 12 GND 13 GND 14 CS 15 NC 16 VCC 17 DGND 18 DA 19 CL 20 VEE 21
VOUTR2
22
VOUTL2
23
NC
24
NC
25
VOUTR1
26
VOUTL1
27
GND
28
GND
29
GND
30
GND
31
GND
32
GND
33
GND
34
GND
35
NC
36
NC
37
NC
38
NC
39
NC
40
NC
C1142
100p
C1143
100p
C1187
2200p
C1188
47u 16V
C1221
2200p
C1220
47u 16V
CN1009
21P
1AMP-CLK
2EVOL-DATA
3EVOL-CLOCK
4INT FAN DET
5SS-DET
6M+13V
7MGND
8MGND
9M+5V
10/DAMP-PROTECT
11/AMP-RESET
12/SD-FAST
13AGND
14FL
15AGND
16FR
17AGND
18AGND/SW
19AGND
20AGND
21AGND
CL1036
CL1037
CL1038
CL1039
CL1040
CL1041
CL1043
CL1044
CL1045
CL1046
CL1047
CL1048
CL1049
CL1050
CN1001
10P
1-VG
2-VH
3-VH
4-VH
5-VL
6PGND
7+VL
8+VH
9+VH
10 +VH
CL1024
CL1026
IC1006
+7V REG.
IC1007
79D07AG-TN3-R
IC1007
-7V REG.
IC1008
POWER AMP
IC1005
78D12AG-TN3-R
IC1005
-12V REG.
IC1009
OP AMP
Q1018
AMP SWITCH
RN1902
>048S
MOTHERBOARD
BOARD
(7/8)
CN116
(Page 46)
COMP2
IN-2
IN+2
VSS
VAA
NC_6
GND
IN+1
IN-1
COMP1
CSD BTL CSH1 VB1 HO1 VS1
CSL1
LO1
NC_19
COM
NC_21
VCC
OTP
DT
LO2
CSL2
VS2
HO2
VB2
CSH2
A/B
CLK
DC FAN
4P
CN1005
1
3
5
7
C1038
220p
C1045
220p
CL1007
10
R1052
CL1006
CL1001
CL1002
C1011
220p
C1004
220p
10
R1018
1.5k
R1211
4.7k
R1212
R1222
0
R1282
0
R1281
0
R1263 0
CONNECT TO
REGULATOR,
SWITCHING
(SSN-152AD)
BOARD
SPB1
SPK BOX ASSY
SP1
(Mid (L-CH))
SP3
(Mid (R-CH))
SP2
(TWEETER (L-CH))
SP5
(WOOFER)
SP4
(TWEETER (R-CH))
AEP, UK, RU, AUS
AEP, UK, RU, AUS
Ver. 1.1