Sony MEX-1HD Service Manual ▷ View online
MEX-1HD
33
33
6-7.
PRINTED WIRING BOARD – SERVO Board (Side B) –
•
See page 31 for Circuit Boards Location.
A
MAIN BOARD
CN2002
D40P FLEXIBLE
BOARD
S2
OPEN-END
DETECT
TRAY
ILLUMINATION
S1
CLOSE-END
DETECT
OPEN/CLOSE
S3
1
2
3
B
TRAY
ILLUMINATION
M102
(SLED)
M
M101
(SPINDLE)
W
U
N
V
IC9
IC10
IC1
IC12
IC2
IC7
1
2
1
3
1
2
3
4
5
6
7
8
9
10
11
A
B
C
D
E
F
G
H
I
J
K
SERVO BOARD
(SIDE B)
1-683-442-
12
(12)
MAIN BOARD
CN2003
D20P FLEXIBLE
BOARD
• Semiconductor
Location
Ref. No.
Location
D2
F-2
D3
F-10
D6
E-2
D9
J-9
IC1
J-6
IC2
I-8
IC7
J-2
IC9
I-2
IC10
J-5
IC12
I-8
Q2
J-9
Q3
J-9
Q4
J-9
Q5
H-9
Q6
I-10
Q7
I-9
Q8
I-9
Q9
I-9
(Page 38)
(Page 38)
MEX-1HD
34
34
6-8.
SCHEMATIC DIAGRAM – SERVO Board (1/3) –
•
See page 60 for IC Block Diagrams.
TP14
IC10
C13
TP5
TP4
TP3
TP2
TP6
TP8
C3
C4
IC2
C5
C6
C8
TP17
R2
R3
C11
R8
R9
R7
R6
R12
R10
D12
D13
R14
TP15
TP12
TP16
C7
C14
C50
C15
R19
R20
R13
R17
R16
R24
R21
R23
R22
R4
C12
R5
TP21
TP20
IC3
IC12
C9
TP24
TP25
TP23
TP22
C10
TP7
TP1
TP9
C1
R35
R31
R26
TP26
TP27
R30
R27
R34
R41
TP30
TP19
TP18
C35
Q5
R36
R42
C38
C37
C34
R38
R39
C31
C36
C33
R48
R49
C39
TP29
TP32
TP31
TP37
C48
C47
R55
R57
TP50
C46
C45
C44
C43
C40
C41
IC1
Q10
CN3
TP102
TP101
BP4
C26
C29
C30
C27
C2
R47
TP43
TP42
TP41
TP40
TP44
TP45
TP46
TP39
TP47
TP48
TP36
TP35
TP34
TP33
TP38
TP10
TP11
TP13
TP57
C16
R1
CN1
M102
Q1
IC6
NJM12904
0.1
0.001
22
10V
TK71520ASCL
10
10V
0.1
10
10V
1k
1.2k
10
10V
10k
10k
10k
10k
10k
10k
MA8056-TX
1SS355TE-17
10k
0.1
10 10V
0.1
0.1
10k
10k
10k
10k
10k
10k
10k
10k
10k
910
10
10V
1.2k
NJU7034V-T
E2
NJU7034V-T
E2
10
10V
10
10V
0.1
1k
1k
10k
10k
10k
1k
1k
0.1
DTC143XKA-
T146
1.2k
680
1
1
4p
0
0
1
0.1
10
10V
75k
75k
1
220p
100p
15k
39k
0.01
68p
10
10V
0.1
0.01
0.1
LA9246T
2SC4617TL-
Q
2P
0.1
22
10V
0.1
0.1
0.001
3.3k
0.1
10
13P
2SA1037AK-
T146-QR
BA5918FP-Y
A1
A2
A3
A4
A5
A6
A7
A8
A9
B1
B2
B3
FCS(+)
FCS(-)
FCS(-)
FCS(+)
TRK(+)
TRK(-)
TRK(-)
TRK(+)
T1
T2
T3
T4
T5
T6
T7
T8
T9
T10
T11
T12
T13
T14
T15
T15
BHC
PHC
RFAD
GND
RFA-
RFA+
FIN1
FIN2
E
F
REFI
VREF
LDD
LDS
LDON
GHS
BHH
EQS
FCS(-)
TRK(+)
FCS(+)
GND
VCC
E
F
PD
LD
RF
B
A
TRK(-)
+V
V-
V
0
4
+
V
04-
V
03+
V
0
3-
V
C
C
G
N
D
O
PIN
+
O
P
IN
-
O
P
O
U
T
VIN
3
V
IN
3
V
VIN
4
+V
V-
GND
VDD VOUT
(1/3)
(SLED)
RF AMP,
FOCUS/TRACKING ERROR AMP
LD ON
BUFFER
AMP
TRACKING
OFFSET
AUTOMATIC
POWER
CONTROL
FOCUS/TRACKING
COIL DRIVE,
SLED MOTOR DRIVE
STANDBY
SWITCH
SL+
SL-
GND
VCC
+2V REGULATOR
V
C
C
B
IA
S
V
IN
1
V
IN
2
V
V
IN
2
G
N
D
G
N
D
S
TBY
VC
C
V
0
2-
V
02
+
V
0
1-
V
01
+
PH
BH
VCC1
RFSM
RHLD
GND2
REFL
FE-
FE
TE-
TE
TSS
TS
VCC2
TSH
FBAL
TBAL
SGC
BP5
(Page 35)
(Page 36)
The components identified by mark
0
or dotted
line with mark
0
are critical for safety.
Replace only with part number specified.
Les composants identifiés par une marque
0
sont
critiques pour la sécurité.
Ne les remplacer que
par une pièce portant le numéro spécifié.
MEX-1HD
35
35
6-9.
SCHEMATIC DIAGRAM – SERVO Board (2/3) –
BP10
C97
C96
R144
R143
R142
R141
R140
R139
R138
R137
R136
R135
R134
R133
R132
R131
R130
R129
R128
R120
R118
R117
R116
R115
FB30
FB29
FB28
FB27
FB26
FB25
FB24
FB23
FB22
FB21
FB20
FB18
FB19
FB17
FB16
FB15
FB14
FB13
FB12
FB11
FB10
FB9
FB8
FB6
FB7
FB5
FB4
FB3
FB2
FB1
C95
R104
R107
R105
R109
R108
C91
C94
R84 R85 R86
C55
C54
R66
R89
R87
C78
C79
R90
R88
C83
C82
C85
X1
R98
R99
R102
TP93
TP91
TP89
TP88
TP86
TP84
TP83
TP79
TP80
TP81
TP82
TP74
TP73
R93
C90
C89
R103
C86
C87
R100
C92
C93
C88
TP85
TP94
TP92
TP95
TP90
TP100
TP87
C81
R74
R73
R72
R75
C76
C63
TP63
R63
C52
R64
C53
C66
TP55
BP2
TP51
BP3
TP52
TP65
TP64
BP8
BP9
TP66
TP67
R94
BP7
TP61
TP59
C57
C60
BP6
C68
C67
R56
R69
C69
C59
TP72
C65
C56
R71
C61
R68
R33
C58
TP53
TP54
TP49
TP71
TP70
TP69
TP68
TP56
C64
R67
C62
R70
C70
C71
R83
R82
R81
C77
CN8
L2
10
µ
H
CN7
C80
IC7
R147
R65
TP62
IC8
R91
TP77
TP75
TP97
TP96
R127
R126
R125
R124
R123
R122
R92
22
10V
0.1
1k
33
33
33
33
33
33
33
33
33
33
33
33
33
33
33
33
82
82
82
82
82
0.001
10k
10k
10k
10k
10k
0.1
0.1
15k
22k 22k
0.1
10
10V
2.2
100k
10k
0.1
0.1
8.2k
6.8k
0.1
0.1
0.01
33.8688MHz
10
1M
10
10k
10
10V
0.01
10
0.001
0.1
150
22 10V
0.1
0.1
0.1
470k
560k
1M
270
0.01
6p
100
0.001
1k
330p
33p
0
10 10V
0.1
0.1
0.1
22k
15k
0.01
0.1
0.1
0.1
10k
0.1
1k
4.7k
0.001
0.1
2.2
0.47
10
0.01
10
10V
5.6k
12k
12k
0.0022
5P
40P
0.1
XC61CN4602
MR
10k
10k
LC895300
220k
22
82
82
22
82
22
10k
A1
A2
A3
A4
A5
A6
A7
A8
A9
C1
C2
C3
C4
C5
C6
C7
C8
C9
C10
C11
A
9
A
0
A
1
A
2
A
3
A
4
A
5
A
6
A
7
A
8
A
1
0
A
1
2
A
1
3
A
1
4
A
15
A
1
6
A
1
1
D
0
D
1
D
2
D
3
D
4
D
5
D
6
D
7
DSP_TX
DSP_RX
FWRITE
L
O
U
T
R
O
U
T
Y1
Y2
Y3
Y4
Y5
Y6
Y7
Y8
Y1
Y2
Y3
Y4
Y5
Y6
Y7
Y8
Y9
Y10
Y11
Y12
Y13
Y14
Y15
Y16
Y9
Y10
Y11
Y12
Y14
Y15
Y16
Y13
Y17
Y18
Y19
Y20
Y21
Y22
Y23
Y24
Y25
Y26
Y27
Y17
Y18
Y19
Y20
Y21
Y22
Y23
Y24
Y25
Y26
Y27
Y28
Y29
Y30
Y31
Y28
Y29
Y30
Y31
Z1
Z
2
Z
3
Z
4
Z5
DSP_TX
R
1
R2
R3
R4
LOUT
ROUT
T1
T2
T3
T4
T5
T6
T7
T8
T9
T10
T11
T12
T13
T14
T15
T6
R5
FWRITE
DSP_RX
VSS
V
S
S
V
S
S
P
L
L
IV
D
D
A
1
1
A
9
A
8
A
1
3
A
1
4
W
s
tro
b
e
A
1
6
A
1
5
A
1
2
A
7
A
6
A
5
A
4
A
3
A
2
A
1
A
0
D
A
T
A
0
D
A
T
A
1
V
D
D
D
V
D
D
1
V
S
S
D
D
A
T
A
2
D
A
T
A
3
D
A
T
A
4
D
A
T
A
5
D
A
T
A
6
D
A
T
A
7
Z
C
E
A
1
0
P
s
en
IO
P
O
R
T
0
IO
P
O
R
T
1
IO
P
O
R
T
2
T
E
S
T
0
W
R
Q
/H
FL
O
/D
IR
/T
L
O
C
K
F
S
E
Q
/D
E
F
D
O
U
T
/T
E
S
O
V
D
D
0
P
L
L
1
AUVSS
P
C
K
IS
T
F
P
C
K
IS
T
P
P
L
L
2
V
D
D
PLL2VSS
PD0
PDS1
PDS2
PDS3
RPO
SVSS
AD1
PH
BH
RREC
FE
TE
TES
VREF
PHC
BHC
FBAL
TBAL
SGC
TOFST
SVDD
SVSS
TDO
FDO
SLDO
SPDO
VDD0
VSS
VDD1
RHLD
TSH
EQS
GHS
LDON
TEST2
FG
IOPORT10
IOPORT11
IOPORT12
ZRESET
VDD0
ZHRST
VSS1
HD7
HD8
HD6
HD9
HD5
HD10
HD4
HD11
HD3
HD12
HD2
HD13
HD1
HD14
HD0
HD15
VSS1
DMAREQ
VSS1
IOW
VSS1
IOR
VSS1
IOCHRDY
DMACK
VSS1
HINTRQ
IOCS16
HA01
PDIAG
HA00
HA02
HCS0
HCS1
DASP
VSS1
IOPORT13(DSP_RX)
IOPORT14(DSP_TX)
FWRITE
DSP_RX
DSP_TX
D_5V(KEY IN)
NC(HCSEL)
ROUT
LOUT
VSS
VIN
(2/3)
FLEXIBLE
BOARD
D40P
RESET SIGNAL GENERATOR
ATAPI,DSP,
CD-ROM DECODER
NC
RST
L
O
U
T
V
S
S
X
T
A
L
C
K
X
T
A
L
V
D
D
0
F
S
X
/L
R
C
K
E
F
L
G
/C
K
2
T
R
V
2
/D
A
T
A
T
R
V
F
L
O
C
K
/C
R
C
E
R
R
C
2
F
/P
C
K
E
FM
O
U
T
O
U
T
P
O
R
T
S
W
1
S
W
2
S
W
3
IO
P
O
R
T
3
IO
P
O
R
T
4
IO
P
O
R
T
5
IO
P
O
R
T
6
V
S
S
D
V
D
D
1
V
S
S
V
D
D
D
IO
P
O
R
T
7
IO
P
O
R
T
8
IO
P
O
R
T
9
D
S
L
B
A
V
D
D
S
L
C
IS
T
1
S
L
C
IS
T
2
S
L
C
O
0
S
L
C
O
1
S
L
C
O
2
S
L
C
O
3
E
FM
IN
E
F
M
IN
2
A
V
S
S
J
IT
C
P
W
M
0
F
R
CSEL
PLL1VSS
ZHRST
ZDASP
ZCS3FX
ZCS1FX
VSS1
VDD0
DA2
DA0
ZPDIAG
DA1
ZIOCS16
VSS1
HINTRQ
ZDMACK
IORDY
ZDIOR
ZDIOW
DMARQ
VDD0
VDD1
VSS1
DD15
DD0
DD14
DD1
DD13
DD2
DD12
DD3
DD4
DD5
DD6
DD7
DD8
DD9
DD10
DD11
VDD0
VSS1
TEST1
ROUT
AUVDD
(Page 34)
(Page 36)
(Page 41)
MEX-1HD
36
36
6-10. SCHEMATIC DIAGRAM – SERVO Board (3/3) –
•
See page 60 for IC Block Diagrams.
D2
D3
D5
R157
R111
R148
R150
R151
R149
D6
L4
D8
D7
D10
D11
R50
R45
R44
C32
R43
R59
TP109
TP107
TP108
R28
C20
C
19
C21
C17
C22
C23
R15
R18
C24
Q4
Q2
T
P7
6
T
P7
8
R25
Q3
R11
IC5
R52
R60
TP103
TP104
TP105
TP106
C25
C28
D9
CN2
L1
TP99
TP98
R95
C84
R146
L3
Q6
C18
CN6
M103
M101
Q7
Q8
Q9
IC9
C42
R51
S1
S2
S3
D1
R97
CN5
C98
CL-220UB-X
-TS
CL-220UB-X
-TS
CL-220UB-X
-TS
390
390
390
390
390
0
RB751V-40T
E-17
S400TE-61
S400TE-61
S400TE-61
S400TE-61
10k
2.2k
2.2k
10 10V
0
100
5.1k
0.0022
0.0022
0.33
0.0022
0.0022
0.0022
1
1
0.033
DTC143XKA-
T146
DTC143XKA-
T146
1k
DTC143XKA-
T146
33k
BD6609FV
1k
1k
0.1
22 10V
MA8056-TX
4P
10k
0.1
10k
2SD1664-T1
00-Q
0.033
20P
2SC4617TL-
Q
DTC143XKA
-T146
DTC143XKA
-T146
NX29F010-70-550D
02
0.001
3.9k
CL-220UB-X
-TS
10k
4P
0.1
B1
B2
B3
C
1
C2
C3
C
4
C5
C
6
C
7
C
8
C9
C1
0
C
11
A4
A5
A6
A7
A8
A9
A11
A12
A13
A14
A15
A16
D0
D1
D2
D3
D4
D5
D6
D7
A0
A1
A2
A3
A10
Z1
Z2
Z3
R1
R2
R3
R4
R5
Z4
Z5
UOUT
RF
UIN
VIN
WIN
COM
CST
CSL1
CSL2
GND
FG
BRK-
BRK+
STBY
RIB
VCC
VM
NC
VOUT
WOUT
A11
A9
A8
A13
A14
NC
W
VCC
NC
A16
A15
A12
A7
A6
A5
A4
L-
L+
MOTOR+
MOTOR-
NC
MOTOR+
L-
L+
(3/3)
TRAY
OPEN/CLOSE
FLEXIBLE
BOARD
D20P
SGND
SGND
S5V
S5V
A5V
AGND
A3.3V
D3.3V
DGND
D5V
CLOSE_END
OPEN_END
EJECT_KEY
TRAY_LED
EJECT_LED
XIDE_RST
V
U
W
COMMON
U
V
N
W
(SPINDLE)
Q2-4
PHASE CONTROL
SPINDLE
MOTOR DRIVE
Q6,7
LEVEL SHIFT
BRAKE
SWITCH
SWITCH
STANDBY
FLASH MEMORY
CLOSE-
END
DETECT
END
DETECT
OPEN-
OPEN/CLOSE
OPEN/CLOSE
10
µ
H
10
µ
H
10
µ
H
TRAY
ILLUMINATION
ILLUMINATION
FRONT
(TRAY)
D5
D2,3
A3
A2
A1
A0
DQ0
DQ1
DQ2
VSS
DQ3
DQ4
DQ5
DQ6
DQ7
E
A10
G
(Page 34)
(Page 35)
(Page 41)
Click on the first or last page to see other MEX-1HD service manuals if exist.