Sony MEX-DV1000 / MEX-DV2000 Service Manual ▷ View online
MEX-DV1000/DV2000
21
21
MEX-DV1000/DV2000
•
Note for Printed Wiring Boards and Schematic Diagrams
•
Circuit Boards Location
Note on Schematic Diagram:
•
All capacitors are in
µ
F unless otherwise noted. (p: pF)
50 WV or less are not indicated except for electrolytics
and tantalums.
and tantalums.
•
All resistors are in
Ω
and
1
/
4
W or less unless otherwise
specified.
•
f
: internal component.
• C
: panel designation.
• A
: B+ Line.
• B
: B– Line.
• H
: adjustment for repair.
•
Power voltage is dc 14.4V and fed with regulated dc power
supply from ACC and BATT cords.
supply from ACC and BATT cords.
•
Voltages and waveforms are dc with respect to ground
under no-signal (detuned) conditions.
no mark : TUNER (FM/AM)
(
under no-signal (detuned) conditions.
no mark : TUNER (FM/AM)
(
) : DVD PLAY
∗
: Impossible to measure
•
Voltages are taken with a VOM (Input impedance 10 M
Ω
).
Voltage variations may be noted due to normal produc-
tion tolerances.
tion tolerances.
•
Waveforms are taken with a oscilloscope.
Voltage variations may be noted due to normal produc-
tion tolerances.
Voltage variations may be noted due to normal produc-
tion tolerances.
•
Circled numbers refer to waveforms.
•
Signal path.
F
: DVD/CD PLAY (AUDIO)
L
: DVD/CD PLAY (VIDEO)
f
: TUNER (FM/AM)
E
: BUS AUDIO IN
j
: AUX IN
N
: MIC IN
•
Abbreviation
CH
CH
: Chinese model
CND : Canadian model
IND
IND
: Indian model
RU
: Russian model
Note on Printed Wiring Board:
• X
: parts extracted from the component side.
• Y
: parts extracted from the conductor side.
•
f
: internal component.
•
: Pattern from the side which enables seeing.
(The other layers' patterns are not indicated.)
Caution:
Pattern face side:
Pattern face side:
Parts on the pattern face side seen from
(Side B)
the pattern face are indicated.
Parts face side:
Parts on the parts face side seen from
(Side A)
the parts face are indicated.
Caution:
Pattern face side:
Pattern face side:
Parts on the pattern face side seen from
(Conductor Side)
the pattern face are indicated.
Parts face side:
Parts on the parts face side seen from
(Component Side) the parts face are indicated.
Note:
The components identi-
fied by mark
The components identi-
fied by mark
0
or dotted
line with mark
0
are criti-
cal for safety.
Replace only with part
number specified.
Replace only with part
number specified.
Note:
Les composants identifiés par
une marque
Les composants identifiés par
une marque
0
sont critiques
pour la sécurité.
Ne les remplacer que par une
pièce por tant le numéro
spécifié.
Ne les remplacer que par une
pièce por tant le numéro
spécifié.
•
SERVO board is multi-layer printed board.
However, the patterns of intermediate-layer have not been in-
cluded in this diagrams.
However, the patterns of intermediate-layer have not been in-
cluded in this diagrams.
SPEAKER board
MAIN board
SENSOR borad
SERVO board
SUB board
KEY board
MEX-DV1000/DV2000
22
22
MEX-DV1000/DV2000
5-4. PRINTED WIRING BOARD – SERVO Section (1/2) –
•
See page 21 for Circuit Boards Location.
: Uses unleaded solder.
•
Semiconductor
Location
Location
Ref. No. Location
IC1
C-5
IC4
D-3
IC5
D-5
IC7
E-5
IC10
F-3
Q1
B-4
Q2
B-4
Q3
B-5
Q4
B-4
Q5
B-5
Q11
B-5
Q12
A-5
Note: IC4 cannot exchange with single. When IC4 is dam-
aged, exchange the entire mounted board.
RB119
RB120
RB110
R130
R20
E9
C173
R36
L7
L8
L9
L10
Q12
R176
R175
R172
R171
R170
R167
R159
R121
Q2
R94
R92
R38
R37
R47
R35
R33
R21
R14
R13
R11
R2
R1
Q11
Q1
Q5
Q4
L6
L5
L3
L2
L1
RB118
RB117
RB116
RB115
RB114
IC5
RB113
RB112
RB111
FB28
C171
FB22
FB20
FB18
FB15
FB14
FB12
FB11
FB6
C148
C147
C147
C146
C145
C145
C142
C141
C95
C126
C125
C124
C120
C119
FB23
C118
E4
C96
C67
C62
R190
E6
C6
C5
C4
C69
E5
X1
SW1
C3
Q3
IC1
IC10
IC7
C61
E3
R123
R125
R126
E2
R151
R152
R154
R155
R156
R157
R193
FB13
FB16
R65
R61
R186
R187
R67
R72
R59
R22
R24
R25
R17
FB2
FB1
C49
C51
C42
C41
C37
R26
C18
C17
R18
R6
R15
C160
R45
R44
R43
R42
R41
R39
FB3
C32
C30
C29
C27
C26
C25
R124
R188
R40
R160
R119
R118
R117
R115
R113
R112
R111
R109
R108
R107
R106
R105
R104
R103
R102
R101
R100
R99
R98
R97
R95
R93
R91
R90
R89
R88
R87
R86
R85
R84
R83
R82
R81
R80
R79
R78
R77
R76
R75
R74
R71
L4
IC4
R23
64
65
128
129
192
193
256
1-872-070-
12
(12)
SERVO BOARD
(COMPONENT SIDE)
D
G
S
D S
G
(CHUKING END)
A
B
C
D
E
F
G
1
2
3
4
5
6
MEX-DV1000/DV2000
23
23
MEX-DV1000/DV2000
(Page 28)
5-5. PRINTED WIRING BOARDS – SERVO Section (2/2) –
•
See page 21 for Circuit Boards Location.
: Uses unleaded solder.
•
Semiconductor
Location
Location
Ref. No. Location
IC2
C-4
IC6
E-3
IC8
E-6
IC9
E-6
IC11
D-5
RB121
RB122
CN2
C162
RV1
R180
R179
R178
R177
R168
R166
R165
R164
R163
IC11
E8
L11
FB27
FB25
FB24
E7
FB21
FB9
FB7
FB5
CN1
C149
C140
C139
C138
C137
C136
C135
C134
C133
C132
C127
C123
C129
C122
C128
C121
IC6
R150
C91
C90
C85
C75
C70
C66
C83
R191
C60
C20
C13
C21
C9
C2
FB30
IC9
IC8
C130
R153
R189
CN3
L12
C76
R96
R129
E1
C71
R116
C82
R162
R120
R122
R114
C84
R161
C73
FB8
C81
FB10
C101
C115 C103
C99
C104
FB19
C117 C111
C109
C107
C113
C79
C87
R192
C143
C7
C11
C16
C15
R16
R73
R70
R69
R63
R62
R60
R58
C57
C55
C53
R53
R52
R48
R19
R10
R9
R8
R7
R5
R4
C50
C46
C45
C35
C34
C33
IC2
R30
RV2
R68
R66
R64
R57
R56
R54
R51
R50
R49
R34
R31
R29
R28
R27
C64
C59
C43
C39
C38
C14
R131
R132
FB29
FB26
C12
C23
R182
R183
R184
SW3
SW2
1-872-070-
1-689-230-
12
(12)
SERVO BOARD
(CONDUCTOR SIDE)
4
5
8
A
MAIN BOARD
CN101
(CHASSIS)
TP45
(OPGND)
TP47
(IOPCD)
TP51
(IOPDVD)
30
OPTICAL
PICK-UP
BLOCK
(KHS-360A)
TP58
(E)
TP63
(A3.3V)
TP57
(F)
TP3
TP4
TP5
WHT
RED
BLK
TP1
TP2
M
RED
WHT
M1
(LOADING)
(CHASSIS)
WHT
RED
BLK
1
3
2
A
B
C
D
E
F
G
1
2
3
4
5
6
7
MEX-DV1000/DV2000
24
24
MEX-DV1000/DV2000
(Page 25)
5-6. SCHEMATIC DIAGRAM – SERVO Section (1/4) –
•
See page 40 for IC Block Diagrams.
R11
R15
R17
R22
R23
R24
R25
R26
L7
L8
L9
L10
C13
C15
C16
C17
C18
C2
C6
C160
C162
CN1
R18
Q4
R13
Q11
R126
R14
R33
C12
Q12
R35
RV1
R4
R5
R7
R8
R9
R10
C14
R19
R28
R27
R29
R31
RV2
R1
R2
C4
C5
R123
C9
IC1
C7
C11
R20
R21
R36
R37
R38
R47
R16
R6
R34
C20
C21
CN2
IC2
C23
L1
Q1
Q2
Q5
L2
TP63
TP47
TP51
R125
Q3
C3
TP45
TP57
TP58
100
100
10k
0
180k
180k
0
0
0
0
0
0
0.001
330p
330p
0.001
0.001
0.1
0.1
0.0047
0.001
26P
47k
2SK3018-T1
1
MSB709-RT1
100k
1.2k
1
100
10V
10V
MSB709-RT1
1.2k
1k
1k
1.8k
10k
10k
6.8k
10k
0.1
10k
10k
6.8k
10k
1k
1k
47
47
0.01
0.1
4.7k
4.7
BH6599KV-E2
0.1
0.1
2.2
2.2
2.2
2.2
2.2
2.2
10k
47k
1.8k
0.1
100
10V
10V
30P
NJM2740V
100
10V
10V
0
DTC114EE-TL
2SK3018-T1
2SA2119K
0
(A3.3V)
(IOPCD)
(IOPDVD)
100k
2SA2119K
10
16V
A+3.3V
REP
RFN
A
B
C
GND
D
VREF
PD
CD_LD
DVD_LD
OP_GAIN
MODE_SW
DRV_XSTBY
DR_VREF
TR_DRV
SP_DRV
STB
STA
FR_DRV
FG
HOME
A+5V
GND
AGND
DRGND
DR+5V
VREF
U
W
V
U
W
V
FD
+
FD
-
A
B
C
D
TD
+
T
D
-
F
E
F
E
VREF
RFN
RFP
OP_GAIN
PD
FD+
TD+
TD-
FD-
RFP
RFN
A
B
C
D
VREF
PD
OP_GAIN
FCS-
TRK-
TRK+
FCS+
GND
VCC
F
E
NC
PD
B
A
D
C
LIMIT SWITCH
LIMIT SWITCH GND
COIL U
COIL U
COIL V
COIL V
COIL W
COIL W
HALL U-(H1-)
HALL U+(H1+)
HALL W-(H3-)
HALL W+(H3+)
HALL V-(H2-)
HALL V+(H2+)
HALL_BIAS-
HALL_BIAS+(+5V)
SLED MOTOR B-
SLED MOTOR B-
SLED MOTOR B+
SLED MOTOR B+
SLED MOTOR A-
SLED MOTOR A-
SLED MOTOR A+
SLED MOTOR A+
NC
PHOTE VCC
VC
NC
GSW
RF+
RF-
NC
MSW
GND(LD COM)
GND(LD COM)
PD
LD(CD)
LD(CD)
LD(DVD)
LD(DVD)
VR(CD)
VR(DVD)
HB
HU+
HU-
HV+
HV-
HW+
HW-
VCC
GND
SPCNF
SB
STBY
V
O
4
-
V
O
4
+
P
V
C
C
V
O
3
-
V
O
3
+
P
G
N
D
V
O
2
-
V
O
2
+
P
G
N
D
V
O
1
-
V
O
1
+
P
V
C
C
P
G
N
D
U
2
U
1
P
V
C
C
P
V
C
C
V
2
V
1
P
V
C
C
P
V
C
C
W
2
W
1
P
G
N
D
RNF
FG
INSP
IN4
IN3
IN2
IN1
VREF
CNF1
CNF2
CNF3
CNF4
(1/4)
INVERTER
S
CD ON SWITCH
DVD ON SWITCH
S
INVERTER
AUTOMATIC
POWER CONTROL
(FOR DVD)
INVERTER
COMPARATOR
V+
V-
AUTOMATIC
POWER CONTROL
(FOR CD)
FOCUS/TRACKING COIL DRIVE,
SLED/SPINDLE MOTOR DRIVE
(OPGND)
(F)
(E)
(Page 26)
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