Sony CMT-M373NT / HCD-M373 Service Manual ▷ View online
77
HCD-M373
IC103 CXA2581N-T4
IC104 TC74HC4052AFT(EL)
15
16
14
13
12
11
10
9
2
1
3
4
5
6
7
8
B
A
3X
0X
X-COM
1X
2X
VCC
GND
VEE
INH
1Y
3Y
Y-COM
2Y
0Y
C
OUT
IN
C
OUT
IN
C
OUT
IN
C
OUT
IN
C
OUT
IN
C
OUT
IN
C
OUT
IN
C
OUT
IN
LOGIC LEVEL CONVERTOR
78
HCD-M373
– BD (MD) Board –
IC101 CXA2523AR
–1
–2
+
–
–
IVR
BB
+
–
–
IVR
AA
+
–
–
IVR
CC
+
–
–
IVR
DD
+
–
–
IVR
+
–
–
EE
EE'
EFB
TESW
PTGR
48
MORFO
47
MORFI
46
RFO
45
OPN
44
OPO
43
ADDC
42
COMPP
41
COMPO
40
AGCI
39
RF AGC
38
RF
37
PEAK
36 BOTM
35 ABCD
34 FE
33 AUX
34 FE
33 AUX
32 ADFG
31 ADAGC
30 ADIN
29 ADFM
28 SE
27 CSLED
26 TE
25 WBLADJ
24
VCC
23
3TADJ
22
EQADJ
21
VREF
20
F0CNT
19
XSTBY
18
XLAT
17
SCLK
16
SWDT
15
TEMPR
14
TEMPI
13
GND
12
APCREF
11
APC
10
PD
9
F
8
E
7
D
6
C
5
B
4
A
3
VC
VI CONV
BGR
VREF
SCRI - PARA
DECODE
+ –
–
+
AUXSW
COMMAND
+
–
–
IVR
GSW
+
–
–
FF
FBAL
FF'
TG
SEA
–
+
–
+
–1
–2
TG
TEA
WBL
3T
EQ
–
–
+
+
+
+
–
–
–
–
–
–
DET
ADIP
AGC
WBL
BPF22
BPFC
ABCDA
FEA
WBL
ATA
–
+
CVB
+
–
RFA1
–
–
–
–
1
2
2
–
–
–
–
1
2
2
GRVA
OFST
RFA2
GRV
HLPT
PTGR
–2
–1
–1
–2
BOTTOM
PEAK
RF AGC
EQ
EQ
DET
P-P
WBL
3T
WBL TEMP
PBH
–
+
+
USROP
+
–
–
USRC
3T
BPF3T
PEAK3T
1
I
2
J
RFA3
PBSW
AUX
SW
IV
ESW
EBAL
79
HCD-M373
IC201 CXD2664R
115
114 113 112
111
110 109
EFMO
116
VDIO2
117
VSIO2
118
VDC4
119
VSC4
120
MDDT1
TST3
TST2
TST1
FGIN
SPFD
SPRD
108
SFDR
107
SRDR
106
FS4
105
FRDR
104
FFDR
103
TFDR
102
TRDR
101
LDDR
100
APCR
99
DTRF
98
CKRF
97
XLRF
94
F0CN
95
VDC3
96
VSC3
91
ADFG
93
VSIO1
92
VDIO1
86
87
88
89
90
TE
85 SE
AVS2
AVD2
APC
DCHG
DCHG
84 ADRB
83 ADRT
82 ADIO
75 CLTV
74 FILO
73 FILI
72 PCO
70 RFI
71 AVS1
69 BIAS
68 ASYI
67 ASYO
66 AVD1
65 TEST2
64 TEST1
63 TEST0
62 DRVSS1
61 DRVDD1
81 VC
80 AUX1
79 FE
78 ABCD
77 BOTM
76 PEAK
60
A03
59
A04
58
VSC2
57
VDC2
56
A02
55
A05
54
A01
53
A06
52
A00
51
A07
50
A10
49
A08
48
A09
47
XRAS
46
XCAS
45
D1
44
D2
43
D0
42
D3
41
A11
37
XWE
XOE
39
DRVDD0
40
DRVSS0
38
35
XBCK
36
FS256
33
DADT
34
LRCK
31
VSC1
32
ADDT
29
XBCKI
30
VDC1
28
LRCKI
27
DATAI
26
DOUT
25
DIN1
24
DIN0
23
XTSL
20
OSCO
21
OSCN
22
VSIO0
19
OSCI
18
VDIO0
17
TX
16
XINT
15
RPWR
14
DQSY
13
SQSY
12
XRST
11
SENS
10
SRDT
9
VSC0
8
XLAT
7
SCLK
6
SWDT
4
MNT3 (SLOC)
5
VDC0
3
MNT2 (XBUSY)
2
MNT1 (SHCK)
1
MNT0 (FOK)
PWM
GENERATOR
AUTO
SEQUENCER
SERVO
DSP
CPU I/F
MONITOR
CONTROL
CONTROL
SPINDLE
SERVO
EACH
BLOCK
BLOCK
EACH
BLOCK
BLOCK
DIGITAL
AUDIO
I/F
SAMPLING
RATE
CONVERTER
CLOCK
GENERATOR
SUBCODE
PROCESSOR
EACH
BLOCK
BLOCK
A/D
CONVERTER
ANALOG
MUX
EFM/ACIRC
ENCODER/
DECODER
PLL
SHOCK RESISTANT
MEMORY CONTROLLER
ATRAC/ATRAC3
ENCODER/DECODER
ADIP
DEMODULATOR/
DECODER
COMP
ADDRESS/DATA BUS A00 - A11, D0 - D3
80
HCD-M373
IC401 BH6519FS-E2
32
31
30
29
28
27
26
25
24
23
22
21
20
19
18
17
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
GND
VG
IN4R
IN4F
VM4
OUT4F
PGND4
OUT4R
VM34
OUT3R
PGND3
OUT3F
VM3
IN3F
IN3R
PSB
CAPA–
CAPA+
IN2R
IN2F
VM2
OUT2F
PGND2
OUT2R
VM12
OUT1R
PGND1
OUT1F
VM1
IN1F
IN1R
V
DD
CHARGE
PUMP.
OSC
INTERFACE
AMP
INTERFACE
AMP
AMP
INTERFACE
PREDRIVE
PREDRIVE
PREDRIVE
PREDRIVE
AMP
INTERFACE
AMP
AMP
AMP
V
DD
PSB
AMP
IC803 CY24115SZC-2
1
2
3
4
8
7
6
5
XOUT
FS1
FS0
CLKA
XIN
VCC
CLKSEL
GND
OSC
Q
P
Φ
OUTPUT
DIVIDERS
FREQUENCY
TABLE
VCO
PLL
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