Sony MHC-V3 / MHC-V4D Service Manual ▷ View online
MHC-V3/V4D
37
MOSFET Con
fi rmation for DAMP
Mount (MHC-V3/V4D)
CL1001
CL1002
CL1003
CL1004
CL1006
CL1007
CL1008
CL1009
CL1010
CL101
1
CL1012
CL1013
CL1014
CL1015
CL1031
CL1032
CL1005
CL1046
CL1047
CL1048
CL1049
CL1051
CL1050
CL1053
CL1052
CL1054
CL1023
CL1055
CL1056
Te
st
er
Te
st
er
Te
st
er
Te
st
er
Te
st
er
Te
st
er
Te
st
er
Te
st
er
<Note>
Please check each channel’
s resistance value for the Coil’
s terminal and Capacitor
’s + and – terminal.
These terminal is equal to resistance value for POWER
AUDIO DRIVER terminal.
Ver. 1.4
MHC-V3/V4D
38
USB board
TUNER board
ARAGON board
PANEL board
MIC board
DAMP board
SMPS board
BLUETOOTH module
SPEAKER LED board
IR board
MS-476 board
RC-S801/A5 (WW)
(V4D)
SECTION 6
DIAGRAMS
• Circuit Boards Location
Ver. 1.5
MHC-V3/V4D
MHC-V3/V4D
39
39
6-1. BLOCK DIAGRAM - CD/USB Section -
Ver. 1.1
• Signal path
: CD PLAY
:
USB
RF AMP
SERVO PROCESSOR
AUDIO PROCESSOR
IC301
SERVICE, OPTICAL DEVICE(7G)
MS-476 BOARD
SYSTEM CONTROLLER
IC101 (1/4)
5CH SYSTEM MOTOR DRIVER
IC401
RFIP
RF_C
1
128
127
RF_B
RF_A
RF_D
2
RF
VOA/A
VOB/B
VOC/C
VOD/D
RF_F
4
VOE/E+G
RF_E
3
VOF/F+H
V20
10
VC
LDO1
14
LD (780)
LDO2
15
LD (650)
FOO
22
VR (780)
DVD_VR
20
CD_VR
19
MSW
23
VR (650)
LIMITSW
44
NC(LIMIT)
FCS+
(LO:DVD.HI:CD)MSW
MDI1
13
PD
X301
27MHz
14
FCS-
13
1
4
TRO
21
TRK+
16
TRK-
15
FMO
18
SL+
17
SL-
18
DMO
VINFC
VINTK
VINLD
VINSL+
17
SP+
11
SP-
VOFC+
VOFC-
VOFC-
VOTK-
VOTK+
VOLD+
VOLD-
VOSL+
VOSL-
12
9
10
V14/VREF0
11
45
27
XTALI
7
MUTE
28
XTALO
ADIN
ACLK
ADIN
ACLK
8
USB_DM 24
USB_DP 25
112
106
CN6002
3
2
D+
D-
MTK-SDO
22
CD-MOTOR+
122
CD-MOTOR-
124
IFSDI
40
MTK-SDI
20
IFSDO
35
MTK-CLK
17
IFSCK
34
MTK-XIFCS
19
IFCS#
42
MTK-BUSY
16
IFBSY
41
MTK-RESET
SSI3_LRCKO
SSI3_BCKO
SSI3_DI
15
26 24 28
PRST#
38
SF_CS#
_CS
30
1
SF_CK
SCK
33
6
SERIAL FLASH
IC302
SO
2
SI
5
SF_DO 31
SF_DI 32
EEWP
WE
46
7
SCL
SCL
48
6
EEPROM
IC304
V4D
SDA
5
SDA 47
RD0 - RD15
RA0 - RA11
DG0, DQ1 - DQ15
A0, A9,
A10/AP, A11
A10/AP, A11
85
20
SD-RAM
IC306
BA1
21
CLK
38
BA1
BA0
BA0
86
RCLK 72
WE
16
RWE# 80
CAS
17
CAS# 82
RAS
18
RAS# 83
LDQM
15
DQM0 61
UDQM
39
DQM1 70
ASDATA0 118
ABCK 113
ALRCK 117
BIAS
6
FWD
7
REV
MUTE
VOTR-
VOTR+
123
LOAD-
LOAD+
3
4
CDM-UNLOAD-SW
CDM-LOAD-SW
TRAY-OUT
TRAY-IN
23
26
5V
500mA REC/PLAY
ACLK, ADIN
>001B
MAIN SECTION
(Page 40)
CVBS
CVBS
100
CVBS
>002B
MAIN SECTION
(Page 40)
AUTOMATIC POWER
CONTROL (FOR CD)
Q402
AUTOMATIC POWER
CONTROL (FOR DVD)
Q401
MHC-V3/V4D
MHC-V3/V4D
40
40
6-2. BLOCK DIAGRAM - MAIN Section -
Ver. 1.1
ST-RDS
MIC-DETECT
ANALOG-ASEL
ANALOG-BSEL
114 173
ST-CE
115
ST-CLK
127
ST-DATA
ST-RDS
ST-CE
ST-CLK
ST-DATA
128
SYSTEM CONTROLLER
IC101 (3/4)
XTAL
71
70 EXTAL
X102
13.333MHz
RTC-X2
68
67 RTC-X1
X101
32.768kHz
AUDIO-X2
92
91 AUDIO-X1
X103
12.288MHz
R-CH
R
L
J001
J002
AUDIO IN
VIDEO OUT
• Signal path
: AUDIO
: VIDEO
: TUNER (FM/AM)
: BLUETOOTH
: MIC
• R-ch is omitted due to
same as L-ch.
same as L-ch.
ANTENNA
FM
BT-RXD
BT-TXD
BT-RESET
BT-RXD(MD-CLK)
2A
2Y
3.3V
CN102
9
8
4
5
BLUETOOTH
126 CP-DATA
125 CP-CLK
41 42
SSI3_LRCKO
26
SSI3_BCKO
24
SSI0_DO
32
SSI0_DI
33
6
65
BT-ON
8
BT-RESET
5
BT-TXD
133
5
BUS BUFFER
IC102 (1/2)
CPIC
IC105
SDA 2
SCL 6
RES
76
172
Q-Flash-CS
170
Q-Flash-SIO1
SERIAL FLASH
IC106
SO/SIO1 2
SI/SIO0 5
166 Q-Flash-SIO2
167
Q-Flash-SIO0
WP/SIO2 3
HOLD/SIO3 7
168 Q-Flash-CLK
169
Q-Flash-SIO3
SCLK 6
CS 1
IC3002
FM DRIVER
(FM RECEIVER)
ANALOG AUDIO
SELECTOR
IC3004
VIDEO AMP
IC3005
BCLK/ROUT
R-CH
R-CH
ST-DATA
ST-CLK
ST-CE
ST-RDS
DA
LRCK/LOUT
X1
X
X Y
X0
A B
X2
STEREO A/D CONVERTER
IC609
VINR
BCK
BCK
LRCK
LRCK
ARAGON-MCK
ADIN
MTK-MCK
BCK, LRCK, ARAGON-MCK
CVBS
MTK-MCK, ADIN
SCKI
DOUT
VINL
CP1
IIC/RDSI
FRF1
CK
CN3002
2
BLUETOOTH
POWER CONTROL
Q103, Q104
13
15
14
13
12
3
13
10 9
13
14
8
7
6
STEREO A/D CONVERTER
IC606
VINR
LRCK
SCKI
DOUT
VINL
13
14
7
BCK
8
6
9
9
12
11
8
15
6
1
>003B
AMP SECTION
(Page 41)
>001B
CD/USB SECTION
(Page 39)
>002B
CD/USB SECTION
(Page 39)
J2300
MIC 2
VR2318
MIC AMP
IC2300
1
3
7
5
MIC LEVEL
MIN MAX
MIN MAX
J2301
MIC 1
MIC DETECT
Q2300, Q2301
V4D
V4D
2 VOUT VIN 4
ANALOG
SELECTOR
Q001
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