Sony MEX-R1 Service Manual ▷ View online
MEX-R1
21
21
MEX-R1
•
Note for Printed Wiring Boards and Schematic Diagrams
•
Circuit Boards Location
MAIN board
PRESET board
BASE board
DISPLAY board
SENSOR board
SERVO board
SPEAKER board
tuner unit
(TUX201)
(TUX201)
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.
•
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 : DVD PLAY
[
under no-signal (detuned) conditions.
no mark : DVD PLAY
[
] : CD PLAY
(
) : TUNER
∗
: 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.
L
: DVD/CD (VIDEO)
F
: DVD/CD (AUDIO)
J
: OPTICAL OUTPUT
f
: TUNER
E
: AUX IN
•
Abbreviation
RU
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.
Ver. 1.4
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.
MEX-R1
22
22
MEX-R1
BP8
BP1
C124
C33
C154
IC8
D5
SW3
(DOWN)
(CHUCKING END)
C125
C128
C133
C122
C123
C126
IC5
D3
FB8
RB5
R154
R173
IC6
R175
R172
R170
R168
R169
C156
C101
RB12
C130
RB1
C92
R171
C111
C77
C117
C52
C91
C146
C110
C100
C90
R81
C143
R37
R132
R127
R131
C106
C87
R153
R90
C112
RB6
C102
C103
R98
R123
R126
R36
C89
R63
C76
C71
C81
C72
C105
C114
C95
C86
R86
C155
R4
R95
C153
R72
R46
C48
R42
R129
R35
FB14
R66
R45
C82
R116
R110
C70
FB10
R71 R73
R74
X1
FB12
RB4
FB11
R99
C80
R111
D4
R108
FB9
R109
R91
C83
R96
RB7
R130
R97
C69
E3
C73
E5
E2
C131
RB3
IC9
R120
C115
C54
R76
C104
C65
RB14
E4
R138
C116
C94
R38
C85
C62
R77
C56
C127
C129
C84
C96
C97
C144
L8
C121
R8
E1
R6
3
1
3
1
3
1
2
SERVO BOARD
(SIDE A)
1-866-215-
11
(11)
1
2
3
4
5
6
7
8
9
10
11
A
B
C
D
E
F
G
163
162
109
1
216
108
55
54
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
D3
F-3
D4
D-4
D5
G-3
IC5
G-3
IC6
C-3
IC8
F-3
IC9
D-4
MEX-R1
23
23
MEX-R1
13
24
BP2
BP4
BP3
BP9
BP10
BP11
FB13
R14
RB10
RB11
R13
R5
IC7
L6
C88
R78
R11
RB8
C119
R19
C74
R53
C118
R92
RB2
R15
R83
R61
R31
C55
IC11
R121
R156
R118
C79
R124
C142
R155
R107
R117
C98
C140
C68
R89
R26
R88
C61
R94
R33
R17
C64
R28
C63
C75
R44
C10
R10
GDS
GDS
FB20
R57
R2
C17
R114
C145
FB15
C26
FB19
C152
R82
R47
C43
R176
C59
C22
C39
C151
R54
R65
R69
FB21
C66
R106
R27
R87
FB17
C138
C35
R29
C14
R30
R104
C30
R22
R51
R3
R55
R105
R50
R24
C19
R12
R58
C132
IC10
R39
R40
R18
C1
FB7
Q2
L4
C15
IC3
IC2
R21
C148
FB23
FB16
FB18
RV2
FB22
C120
C37
R9
C67
C58
C107
C78
R16
C2
R67
C6
C45
L2
D1
C8
D2
C36
C53
IC4
IC1
R7
C23
L3
C9
R41
R174
C108
C109
C32
Q5
C40
C38
C13
C47
R20
C21
C34
C134
C46
C12
C16
C24
C50
C31
C25
C41
C27
C28
C20
L1
R23
C49
C11
C51
C42
R49
C3
R43
Q4
R84
R25
R93
RB9
R79
C60
C18
C57
R52
R85
RV1
C135
C136
C113
C93
C139
C141
C147
C7
C29
FB6
L7
Q1
Q3
CN1
CN2
CN3
1
24
1
26
1
1
1
3
2
12
48
37
36
25
16
48
33
17
48
25
1
24
32
64
49
1
3
5
4
54
1
28
27
1
2
59
60
MAIN BOARD
CN101
A
M3
(LOADING)
M
SW3
(DISC IN)
SW2
(SELF)
BLK
RED
RED
WHT
WHT
BLK
RED
WHT
SENSOR
BOARD
1-866-216-
11
(11)
SERVO BOARD
(SIDE B)
1-866-215-
11
(11)
OPTICAL
PICK-UP
BLOOK
(KHS-340B)
TP (F)
TP (E)
TP
(IOPCD)
TP
(IOPDVD)
TP
(A5V)
TP (AGND)
1
2
3
4
5
6
7
8
9
10
11
A
B
C
D
E
F
G
–
+
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
D1
F-3
D2
F-4
IC1
D-5
IC2
E-5
IC3
D-7
IC4
F-3
IC7
B-10
IC10
C-7
IC11
A-8
Q1
F-8
Q2
E-4
Q3
D-4
Q4
D-4
Q5
E-7
(Page 30)
MEX-R1
24
24
MEX-R1
5-6. SCHEMATIC DIAGRAM – SERVO Section (1/3) –
•
See page 37 for Waveforms.
•
See page 38 for IC Block Diagrams.
•
See page 46 for IC Pin Function Description.
TP69
T
P
7
0
T
P
7
1
TP81
C37
C49
RV1
C50
C34
C27
C28
C29
C30
R18
R19
C20
C36
BP11
C18
C1
C8
D1
RV2
C39
C41
R12
C2
C3
C9
C11
R3
R5
R10
R11
R13
R14
R15
R16
R20
R21
R24
R25
R39
R40
R43
R44
R47
R55
R57
R58
R65
R69
C7
R41
R53
C12
C45
C
2
1
C
2
3
C
2
5
C
2
6
R
2
2
C
3
1
C
3
8
C
4
0
C
4
2
C10
C
1
7
C
1
6
C
1
9
C
2
2
R
1
7
R
5
2
R
5
1
R
5
0
BP10
R54
D2
BP4
IC4
IC2
IC1
R9
C35
R30
R29
C43
C53
C47
C46
C13
C14
C24
CN1
CN2
BP3
Q3
BP2
BP9
R27
R2
R23
C15
R49
IC3
Q5
Q4
Q2
C51
Q1
TP
R7
C6
TP
TP
TP
TP
TP
0.01
0.1
1k
0.01
0.1
0.001
0.001
0.001
0.001
0.47
0.47
0.1
100
6.3V
47
16V
10
16V
10
16V
1SS355TE-17
1k
0.1
0.47
L6
10
µ
H
100
1
0.01
0.1
0.068
47
33
L1
10
µ
H
L2
10
µ
H
47k
1k
33
220
33
1k
10k
10k
180k
180k
100k
10k
10k
10k
180k
180k
10k
10k
1k
1.2k
0.001
10k
10k
0.1
10 16V
0
.4
7
0
.2
2
0
.1
0
.1
1
2
k
0
.0
0
3
3
0
.0
6
8
3
3
0
0
0
p
1
2
0
p
0.068
1
0
1
0
V
0
.1
0
.1
0
.1
2
2
k
1
0
k
1
0
k
1
0
k
10k
1SS355TE-17
TE
NJM274CM-TE2
BH6599KV
CXD5002R
47k
0.1
1.2k
1k
0.1
10
10V
10
10V
0.1
0.1
0.1
1
26P
24P
FE
2SK3018
0
47
10k
4.7
10k
XC61CN1002MR
2SB1132
-T100-QR
2SK3018
DTC124EKA
10
10V
2SB1132
-T100-QR
33
47
16V
(F)
(E)
A1
A2
A3
A4
A6
A7
A8
A9
A10
A11
A12
A13
A14
A15
A16
A17
B
1
B
2
B
3
VREF
U
W
V
U
W
V
FD+
FD-
TSCON
FSCON
DFCT
MIRR
RFRST
ASEN
ASDT
A
B
C
D
A
B
C
D
VREF
MODE
GAIN
STA
STB
ASCK
FD+
FD-
TD-
TD+
TD+
TD
-
F-1
E-1
E-0
F-0
E-0
F-0
F-1
E-1
FCS-
TRK-
TRK+
FCS+
RFN
RFP
GND
VCC
F
E
GAIN SW
NC
PD
LD DVD
LD CD
MODE SW
B
A
D
C
VR CD
VR DVD
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
(1/3)
VCC
GND
S
S
ANALOG FRONT-END
DVD
G
RST
VCC
RESET SIGNAL
GENERATOR
COMPARATOR
COIL/MOTOR DRIVE
AUTOMATIC
POWER
CONTROL
(FOR DVD)
CD ON
SWITCH
DVD ON
SWITCH
INVERTER
LD GND
AUTOMATIC
POWER
CONTROL
(FOR CD)
(A5V)
(IOPDVD)
(IOPCD)
(AGND)
(Page 25)
(Page 26)
Ver. 1.3
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