Sony MVC-CD300 Service Manual page 9

3-12.MD BLOCK DIAGRAM (2/3) ( ) : Page No. shown in ( ) indicates the page to refer on the schematic diagram.
MD-083 BOARD(2/3)
ENCEFM
MD BLOCK (1/3) (4-50)
49 33
(SEE PAGE IC207
3-22)
34
ATSY 36
CD-R/RW
53
GA
CLVM
52 32
(IC414) ENSY
50
(SEE PAGE 2
SOCK
51
3-21)
57
WLDON
48
63
42
3
X202
34.574MHz
26
41
C34MV 22
43
(SEE PAGE (IC013,414)
10
3-22) C17MV
46 15
(IC414,404)
113
LOCKCD 24
128
31
MIRRO
125
MNTO 16
121
MNT1 21
122
20
MNT2
123
(IC201) MNT3 23
124
(SEE PAGE SQCK 27
118
3-25) 14
SQSO
119
25
SQSY
120
XTSL 13
131
142
XCSSRAM
(SEE PAGE 3-21) (IC401) 69
29
XCDR RSTO
116
(IC404)
XGAINT 28
133
(SEE PAGE3-22)
130
XRD
87
17
(IC404) XSQINT
134
XWR 129
88
11
12
NMI
(SEE PAGE 3-22)
(IC404)
132
C33M
(SEE PAGE 3-25) 44
(IC201)
144
60
3.4V 61
59
143
111
115
5
6
4
8
7
58
56
86 74 101 94
FM CK A0-A9 20 8 D8-D15
FM DT
MD BLOCK
(1/3)
ADDRESS
(SEE PAGE 3-22)
DATA
16
EQEFM
ODPLS
(CN001)
OSCON
WAPCRW
(IC012)
SPBRK
(SEE PAGE 3-26)
SPREV (IC003)
ACTEN
(Q004)
FM DT
XRW
(SEE PAGE 3-21) IC013
(CN404)
ASMP
C34MV
49
(IC207)
AGCON ASMP
(4-50)
CD-R/RW
57
RF PROCESS
ATFG AGCON
IC209 36
MIRR ATFG
39
MPXO MIRR
1
47
4
MSMP MPXO
2
85
RAPC MSMP
Q204 55
RC RAPC
61
RECD1 (IC207) RC
45
RECD2 RECD1
44
(IC013)
RFGUP RFGUP
35
RSMP RSMP
58
RZC RZC
52
SSMP SSMP
56
TZC WAPC
60
WAMP
59
WAPC
WAMP DFCT2
(SEE PAGE 3-25)
(IC204,207)
46
DFCT TZC
42
(SEE PAGE 3-22) (IC207,404)
XTOK RECD2
(SEE PAGE 3-26) 43
(IC207,014)
FOK DFCT
(SEE PAGE 3-25) (IC201,207) 46
FMCK FMCK
37
FMDT FMDT
38
Q203
XDFCT2
(SEE PAGE
DFCT (IC013,204) FOK
3-25) (IC201,207) 48
(SEE PAGE
DFCT2 (SEE PAGE DECEFM
3-25)
54
(CN404)
3-21)
MDPGA EQRF
80
MDSGA
MPP
11
(IC201)
RRF
(SEE PAGE
SOFF (IC014) 77
3-25)
(SEE PAGE
SPLHLD
66
3-25,26)
VREF- XSDLTRF
65
(IC207,014)
VREF+
(SEE PAGE
3-25)
XSDLTRF
(IC013,014)
(SEE PAGE 3-25)
SDLTDA
(IC019)
XSDLTDSP
(IC201)
(SEE PAGE 3-25)
SWDT SWDT
64
SDCK SDCK
63
SLFG
(IC404)
SPFG
(SEE PAGE
3-22)
XRFRST
(IC404)
(SEE PAGE
3-22)
3-23
VWDC
(4-46) 6
VRDC
10
IC012
8
9
SW
7
(4-46)
5
WAPCRW
(IC207)
WAPCFUP
PD-A
(IC404) (SEE PAGE
91 3-22)
PD-H
99
4.6V
4.6V-2
FPDIN
4
TE
(SEE PAGE3-22)
(IC200)
TE
13
FE
14
TEO
83
VC (IC014)
15
(SEE PAGE
VREF+
3
3-25,26)
XTOK
41 (IC014,201,207)
(SEE PAGE
3-25,26)
DIAG
84
(IC014)
(SEE PAGE 3-26)
(IC207)
(SEE PAGE 3-25) (IC014)
(SEE PAGE 3-22) (IC208)
TE,FE
SLMOVE
SL FG MD BLOCK(3/3)
SP FG
(SEE PAGE
3-25)
SDCK
SWDT
RFAC
BASE UNIT(1/2)
(DDX-G2100)
CN001
LDD5V 20
4.6V
21
W/XR
31
IC002
(4-45)
EJECT 2
(SEE PAGE (IC404) ENBL
LDEN 32
3-22) (IC404) 4
1
LD
DRIVE
ODON
ODPLS
(IC207) 30
OSCON
29
VWDC VWDC1
27
VWDC2 VWDC2
26
D002
VRDC VRDC
SW
25
LDLMT
VREF+
(IC014)
18
7
A-H 10
PD
IC
13
IC007 (4-45)
16
VCC
4.6V 11
VC
OFFSET
12
AMP
HAVCOS
FPDON
FRONT
19
MONITOR
OPTICAL
DEVICE
4.6V
DSP3.4V
HAVCOS
12
LDLMT IC019
2
VWDC2
19
DIAG D/A
13 CONV.
(EVR)
SLVOS
6
17
16
SDLTDA
15
SEOS
5
SNSCMP
8
TSNSCMP
7
SLMOVE
9
(4-48)
3-24
MVC-CD200/CD300
LASER
DIODE