Sony CMT-M373NT / HCD-M373 Service Manual ▷ View online
53
53
HCD-M373
6-4. SCHEMATIC DIAGRAM – BD (CD) BOARD –
TP1
TP2
TP3
TP5
TP6
TP7
TP8
TP9
TP10
TP11
TP12
TP20
TP21
TP22
TP23
TP24
TP25
TP26
TP29
TP32
TP33
TP34
TP35
TP36
TP37
TP38
TP39
TP41
TP14
TP15
TP13
TP16
TP18
TP50
TP51
TP52
TP53
TP54
TP100
IC101
IC201
R118
R215
RV101
C111
C112
C113
C115
C120
C163
C165
C182
C201
C231
IC105
L230
R169
R213
IC104
IC103
Q101
TP46
TP48
TP47
TP31
TP42
TP40
CN102
FB101
IC102
R230
L171
R167
R109
C153
R234
R212
C218
C227
C230
C221 C225
R209
R208
C209
C207
C223
R207
R206
C211
C212
R204
R205
C215
R203
C216
R202
R201
C224
C210
C213
C214
R216
R217
C203
C204
C229
C202
C205
R214
R218
TP3
R226
C101
R102
C102
R103
C104
R105
R104
C103
R112
C107
R120
R116
C117
R114
R113
C109
R126
R125
C110
C108
R122
R124
R123
C114
C119
C118
C219
C222
R219
C234
C235
C236
R227
R228
R229
R152
R151
C151
C152
R178
R179
R177
C171
C167
C179
C178
C164
R165
R166
R168
R170
C232
C169
C168
C166
R115
CN101
TP
TP
X201
M902
M901
RN201
RN202
C253
C254
C255
C252
R111
TP19
TP
TP49
CXD3068Q
BA033FP-E2
47k
47
4V
4V
47
4V
4V
100
4V
47
6.3V
47
4V
4V
100
16V
16V
10
16V
100
10V
10V
220
4V
100
10V
10V
MC74VHC1G0
4DFT1
TC74HC4052
AFT(EL)
CXA2581N-T
4
2SB710A-RT
X
16P
0UH
AN41050
0
0
0
0
0
0
120k
1/10W
0.1
16V
F
100
100
0.1
0.1
33
0.1
0.1
100
100k
220p
0.01
2.2
820k
270k
0.47
470p
10k
1.5k
0.47
100k
0.01
10k
33k
0.1
820p
820p
0.0022
220
4.7k
10p
10p
0.1
0.1
0.1
0
1k
100
470p
15k
0.1
100k
0.0033
1k
15k
470p
39k
33p
120k
33k
0.1
160k
2.4k
0.1
33k
33k
0.1
0.1
100k
10
10
0.001
1
1
0.1
0.1
1k
0.022
0.01
1
33k
220k
680
22k
10k
0.0047
0.001
0
22k
1k
0.01
100p
0.1
0.1
0.1
0
0
0
0
0.1
0.1
0.1
0.1
33k
23P
(TE)
(DVC)
33.8688MHz
(SLED)
(SPINDLE)
100
100
0.1
0.1
2.2
0.1
120k
(RFAC)
54
54
HCD-M373
6-5. PRINTED WIRING BOARD – BD (MD) BOARD –
•
: Uses unleaded solder.
• See page 47 for Circuit Boards Location.
Ref. No.
Location
D501
A-5
D502
A-5
IC101
C-6
IC152
B-5
IC181
A-6
IC195
A-7
IC201
B-6
• Semiconductor Location
Ref. No.
Location
IC401
C-7
IC701
C-5
IC803
A-2
IC926
B-7
IC933
B-8
Q181
A-5
Q182
A-5
Ref. No.
Location
Q201
C-4
Q202
C-5
Q203
B-6
Q701
C-3
Q702
C-3
Q703
C-3
Q704
C-3
(REC)
(OUT)
(PLAY)
(LIMIT IN)
E
4
5
6
7
8
-1
-2
S102-1
REFLECT
RATE
DETECT
S102-2
PROTECT
DETECT
CHECK
R 2 2 7
E
E
E
E
1
2
S
S
E
R178
R999
17
(Page 57)
(Page 57)
IC803
IC101
IC201
IC195
IC933
IC181
IC701
IC152
IC926
IC401
✩When IC195 is damaged, replace the BD (MD) board.
55
55
HCD-M373
6-6. SCHEMATIC DIAGRAM – BD (MD) BOARD (1/2) –
C410
TP616
TP615
TP614
TP613
TP612
TP611
TP609
TP608
TP607
TP606
TP605
TP604
TP603
TP602
TP601
R703
R705
R702
C104
R106
TP204
C107
R110
R108
R104
R107
Q203
Q202
R102
R101
C111
C112
TP209
TP207
C109
TP213
D101
R111
C110
TP11
R112
C113
R113
R115
R116
R114
C115
TP214
TP212
R119
R120
C117
C116
C118
C120
C119
TP216
TP217
TP218
TP219
TP163
C406
C490
C411
C407
C409
R109
C299
IC701
R118
R117
C121
C122
R713
R710
C405
C101
Q201
Q701
Q702
Q703
IC181
C505
C503
R553
C502
C504
R552
C550
TP501
TP502
TP503
TP504
CN104
TP403
TP404
TP402
TP401
C108
R551
TP143
C103
R103
C105
R708
R709
C703
R711
R706
C702
R704
TP205
C106
C701
TP701
R712
C704
Q704
CN101
CN105
R707
L401
L402
IC401
L701
L202
C114
R701
IC101
L201
L203
BG1
R501
C501
Q182
D501
D502
Q181
L550
L501
L502
M101
HR901
L602
L601
L603
R105
TP203
TP215
100
6.3V
1k
4.7k
1k
0.1
100k
0.022
470k
2.2k
470k
680
UN5113
-TX
2SB798
-T1DK
1
2.2
0.01
0.022
0.047
1SS355TE-17
10k
0.001
100k
0.0068
10k
10k
3.3k
4.7k
0.1
22k
33k
0.01
4.7
0.0047
0.068
1
0.01
0.1
4.7
0.1
C412
0.001
0.1
4.7k
0.1
TLV2361CDBV
2.2k
100k
0.01
0.033
10k
47k
0.1
4.7
UN5113
-TX
UN5214-TX
FMW1-T-148
UN5214-TX
MC74ACT08D
TR2
100
6.3V
0.1
47k
0.1
10
47k
22
20V
2P
0.1
47k
0.01
4.7k
10
6.3V
4.7k
2.2k
0.1
10k
2.2k
4.7
33k
10
6.3V
0.1
100
0.047
2SA1576A-T106
-QR
21P
7P
4.7k
BH6519FS-E2
2200p
1k
CXA2523AR
0
470p
630V
630V
2SK2788VYTR
F1J6TP
F1J6TP
2SJ518AZTR
3.3M
A1
A2
A3
A4
A5
A6
A7
A8
A9
A10
A11
A12
A13
A14
A15
A16
A17
A18
A19
D
TR
F
C
K
R
F
X
LR
F
S
P
R
D
S
PFD
E
D
C
F
I
A
B
F
E
D
C
B
A
J
I
S
R
D
R
S
F
D
R
J
FFD
R
F
R
D
R
T
R
D
R
T
FD
R
AA1
AA2
AA3
AA4
A
A
1
A
A
2
AA
3
A
A
4
B
B
1
BB1
BB3
BB4
BB5
BB6
BB7
BB8
BB8
BB5
BB9
DD1
DD2
DD3
DD4
DD
1
DD
2
D
D3
DD
4
BB
2
A
B
C
D
E
F
PD
T
E
M
P
I
G
N
D
SW
DT
SCLK
XLA
T
V
C
C
TE
CSLED
SE
ADFM
ADIN
ADAGC
ADFG
AUX
FE
ABCD
BOTM
P
E
A
K
R
F
A
G
C
R
F
R
FO
M
O
R
FI
M
O
R
F
O
E
B
I
VCC
C
J
D
F
VC
T
E
M
P
R
TRK+
TRK-
FCS+
FCS-
A
PD
K
ILCC
MOD
VEE
LD-GND
APCREF
VREF
XSTBY
FO
CN
T
EQA
D
J
3TAD
J
WBLADJ
A
GC
I
COM
PO
COM
PP
AD
DC
O
PO
O
PN
APC
I
J
VC
VR
Iop
I+3V
GND
FE
TE
VC
RF
CAPA-
CAPA+
IN2R
IN2F
VM
2
O
UT2F
PG
ND2
OUT2R
VM
12
OU
T1R
PG
ND1
OUT1F
VM
1
IN1F
IN1R
VDD
G
N
D
VG
IN4R
IN4F
VM
4
OUT4F
PGND
4
O
UT4R
O
UT3R
PGN
D3
O
UT3F
VM
3
IN3F
IN3R
PSB
VM
34
(1/2)
FOCUS/TRACKING
SPINDLE/SLED
MOTOR DRIVE
AMP
Q701-704
HF MODULE
SWITCH
RF AMP,
FOCUS/TRACKING
ERROR AMP
LASER ON
SWITCH
Q202,203
LD DRIVE
LD DRIVE
Q181,182
OVER WRITE
HEAD DRIVE
OVER WRITE
HEAD DRIVE
TEST PIN
(FOR CHECK)
(SLED)
(SPINDLE)
(OVER WRITE
HEAD)
COIL DRIVE,
-1
-2
(MD)
0uH
0uH
0uH
0uH
0uH
0uH
0uH
0uH
0uH
0uH
0uH
0uH
M102
TO
(MD)
No mark : MD STOP
( ) : MD PLAY
3
4
5
2 . 8
2 . 8
(Page 56)
56
56
HCD-M373
6-7. SCHEMATIC DIAGRAM – BD (MD) BOARD (2/2) –
TP160
TP161
TP162
TP165
TP144
C233
TP942
TP941
TP940
TP939
TP938
TP937
TP936
TP934
TP933
TP932
TP930
TP929
TP928
TP926
TP925
TP924
TP923
TP922
TP921
TP987
TP899
TP999
TP910
TP909
TP908
TP907
TP919
TP920
TP927
TP931
TP935
R303 R302 R301
C175
C901
IC926
IC933
C999
C998
TP169
C904
C242
C220
R214
R217
C221
TP146
R212
C219
R209
C215
R207
R208
C216 R211
R210
TP156
R201
TP113
TP1002
C240
R203
TP164
TP145
TP125
TP101
R202
C206
C241
C903
C902
C908
C1102
C905
C255
C254
TP190
R206
R205
C214
TP110
TP158
R121
C251
R122
C235
C230
C250
C252
C809
C211 C212
TP8
R218
R216
TP12
R219
C302
C253
C194
C301
C911
C907
CN102
TP149
TP148
TP10
C231
C234
R298
C209
S102
S101
S105
S104
S103
CN103
M103
L801
L8
L10
R299
L899
C205
L122
IC201
IC152
C909
TP1001
IC195
0.1
10k
10k
10k
0.1
100
6.3V
NJM2391DL1-26(TE1)
BA033FP-E2
0.1
0.1
GND
0.1
0.1
0.47
100k
10k
0.01
330k
100p
330
0.033
150
1k
2.2
1M
33k
330
0.1
100
680
100
6.3V
0.1
100
6.3V
0.1
10
0.001
100
6.3V
0.1
0.01
10k
10k
0.01
2.2k
0.1
10k
0.1
0.1
0.1
0.1
4.7
100p 100p
0
0
100
0.1
0.1
0.1
0.1
0.01
0.01
27P
0.1
0.1
100
100p
17P
0
R280
1k
C803
0.001
0.001
R812
0
IC803
CY24115SZC-2
R805
68
0uH
0uH
0uH
0uH
0.0022
CXD2664R
MSM51V17400F-
50TS-K
22
10V
BR24C16F-E2
A1
A2
A3
A4
A5
A6
A7
A8
A9
A10
A11
A12
A13
A14
A15
A16
A17
A18
A19
XOE
XCAS
XRAS
XWE
A00
A01
A02
A04
A05
A06
A07
A08
A09
A10
DTRF
CKRF
XLRF
M
NT
1
M
NT
2
SQ
S
Y
D
Q
S
Y
X
IN
T
D
IN
0
D
IN
1
D
OU
T
DA
T
A
1
LRC
K
I
X
B
C
KI
DATA1
LRCKI
XBCKI
MNT1
MNT2
SWDT
SCLK
XLAT
SRDT
SQSY
DQSY
XINT
SENS
A03
XWE
XOE
D0
D1
D2
D3
A00
A01
A02
A03
A04
A05
A06
A07
A08
A09
A10
XRAS
XCAS
TRDR
TFDR
FFDR
FRDR
SRDR
SFDR
SPRD
SPFD
S
W
DT
S
CL
K
X
LA
T
S
RDT
S
E
N
S
DOUT
D
IN
0
DIN
1
D1
D2
D3
D0
B
B
1
B
B
2
B
B
3
BB4
B
B
5
B
B
6
BB7
B
B
8
BB9
CC1
CC2
CC3
CC4
CC5
CC6
CC1
CC2
CC3
CC4
CC5
CC6
MGND
SDA
SCL
GND
M+5V
GND
H+5V
MGND
+5V
DOUT
HGND
A2
A1
A0
DATA1
LRCKI
GND
XBCKI
DIN0
DIN1
MCLK
SRDT
XLATCH
SWDT
SCLK
WRPWR
SDA
MNT1(SHCK)
DQSY
DIG-RST
SQSY
SCL
XINT
MNT2(XBUSY)
LDON
MOD
LIMIT-IN
IOP
LD-IN
LD-OUT
EEP-WP
WP
VCC
M+5V
D-GND
PLAY-SW
REC-SW
OUT-SW
SENS
D-GND
REFRECT SW
PROTECT SW
M
NT0(FOK)
MNT1(SHCK)
M
NT2(XBUSY)
M
NT3(SLO
C)
VDC0
SWDT
SCLK
XLAT
VSC0
SRDT
SENS
XRST
SQSY
RPW
R
XINT
XT
DQSY
VD
IO0
OSCI
OSCO
OSCN
VSIO0
XTSL
DIN0
DIN1
DOUT
DATA1
LRCKI
XBCK
I
VDC1
VSC1
ADDT
DADT
LRCK
XBCK
XWE
XOE
DRVDD0
DRVSS0
A11
D3
D2
D0
D1
XCAS
XRAS
A09
A08
A10
A07
A00
A06
A01
A05
A02
VDC2
VSC2
A04
A03
DRVDD1
DRVSS1
TEST0
TEST1
TEST2
AVD1
ASYO
ASYI
BIAS
RFI
AVS1
PCO
FILI
FILO
CLTV
PEAK
BOTM
ABCD
FE
AUX1
VC
ADIO
ADRT
ADRB
SE
TE
AVD2
AVS2
DCHG
APC
ADFG
VDIO1
VSIO1
F0CN
VSC3
VDC3
XLRF
CLRF
DTRF
APCR
LDDR
TRDR
TFDR
FFDR
FRDR
FS4
SRDR
SFDR
SPRD
SPFD
FGIN
TST1
TST2
TST3
EFMO
VDIO2
VSIO2
VDC4
VSC4
MDDT1
FS256
(2/2)
-1
-2
S102-1
REFLECT RATE
DETECT
DETECT
PROTECT
S102-2
(LIMIT IN)
(OUT)
(PLAY)
(REC)
(LOADING)
G
O
I
G
O
I
+3.3V REGULATOR
+2.6V REGULATOR
EEPROM
DIGITAL SERVO SIGNAL PROCESSOR,
DIGITAL SIGNAL PROCESSOR,
EFM/ACIRC ENCODER/DECODER,
SHOCK PROOF MEMORY CONTROLLER,
ATRAC ENCODER/DECODER
D-RAM
(NOT SUPPLIED)
R814
0
R803
0
R999
0
R801
VCO
X804
1M
R810
1.5k
C801
18p
C802
15p
R223
10k
(MD)
0uH
CLKA
FS0
GND
CLKSEL
VCC
XIN
FS1
XOUT
IC803
1
2
3
4
5
6
C
B
TO
DIGITAL
CN702
TO
DIGITAL
(2/2)
(2/2)
CN701
1.6
1.4
3.4
3.4
3.4
0
1.7
TO
(MD)
11.2896MHz
R178
100
R227
No mark : MD STOP
( ) : MD PLAY
6
7
(Page 59)
(Page 59)
0uH
(Page 55)
✩When IC195 is damaged, replace the BD (MD) board.
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