Mpeg - Toshiba MD20FM1CR Service Manual

Color television/dvd video player
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A
B
MPEG SCHEMATIC DIAGRAM
(DVD PCB)
8
FROM/TO DSP
7
DVDSTB
DVDSOS
DVDERR
DVDVALID
DVDREQ
DVDDAT0
DVDDAT1
C4001
DVDDAT2
0.1 F
DVDDAT3
DVDDAT4
CDERR
DVDDAT5
CDFRM
DVDDAT6
6
DVDDAT7
CDDATA
AMCLK
CDCLK
CDERR
CDFRM
CDCLK
CDDATA
2
C4002
0.1 F
1.9V REG.IC
IC4006
PQ070XZ01ZP
5
C4003
0.1 F
HD7
HD6
C4004
6
1
2
3
4
5
C4038
0.1 F
5.1
5.1
1.9
1.2
0
HD5
R4029
0.1 F
HD4
1K +-1%
HD3
HD2
C4043
HD1
HD0
4
16V
100
KA
C4005
0.1 F
HA4
C4041
HA3
16V
100
KA
HA2
C4044
HA1
0.1 F
FROM/TO SYSCON1
WR
MPGCS#
HD7
HD6
C4006
HD5
HD4
0.1 F
RD
HD3
3
HD2
HD1
HD0
HA4
HA3
MPGIRQ#
HA2
HA1
C4007
WR
MPGCS#
0.1 F
RD
MPGIRQ#
MPGRST
AT+3.3V
B4004
P.CON+D5V
FCM2012H-102T04
D
GND
2
1
A
B
G-1
C
R4012
4.7K
MPEG_+1.9V
NC
NC
0
2.0 2.0 1.9 2.2 2.1 1.9 1.9 1.9 2.8 1.61 2.8 3.27 3.27
0
1.2
0
160
159
158
157
156
155
154
153
152
151
150
149
148
147
146
145
144
0
0
HWIO
3.27
VDDP
1
H0RD
3.27
HTYPE
3.26
HD15
0
HD14
0
HD13
0
HD12
R4023
2.7
HD11
4.7K
0
GND
R4024
3.24
HD10
4.7K
1.84
VDOC
R4025
3.24
HD9
4.7K
0
GND
R4026
3.24
HD8
4.7K
3.24
VDOP
2.1
HD7
0.9
HD6
3.2
VDDIP
0.7
HD5
1.5
HD4
1.2
HD3
1.5
HD2
1.4
HD1
1.5
HD0
3.24
VDDP
2.7
HA3
1.5
HA2
1.3
HA1
1.7
HA0
3.28
HWR
3.28
HCS
1.89
VDDC
1.2
HRD
0
GND
0.2
HROY
3.28
HIRQ
3.24
VDDP
40
GND
2.67
NC
HACK
0
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55 56
57
0.8 0.3 0.3 3.24 0.7 0.3
0.8
0.3
0 0.8 0.2 3.24 1.9 0.3 0.8
0 0.3 3.24 3.1
NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
C
D
E
W818
C4037
0.1 F
W829
NC
NC
NC
0
1.89
1.62 3.24 1.02
0
0
1.0 3.24 3.24
0
0 1.63 3.24
0
0 1.18 3.24
0 3.27
0 3.24 1.83
143
142
141
140
139
138
137
136
135
134
133
132
131
130
129
128
127
126
125
124
123
120
GCLK
MPEG IC
IC4001
ZR36732
81
RDA12
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
3.1
3.2 3.2 1.88
0
0 1.7 3.24 0.9
0 1.5 3.24 0.9
0 0.8 0.9 1.2 3.24 1.5 1.5
TP4006
RAM_CS1
NOTE:THE DC VOLTAGE EACH PART WAS
MEASURED WITH THE DIGITAL TESTER
DURING PLAYBACK.
D
E
F
G
C4039
0.1
F
GND
GND
GND
MPEG_AT+3.3V
4
TP4007
27MHZ
C4012
3P CH
122
121
1.38
1
1.63
X0
0
PLLCFG0
1.35
GCLK1
C4024
1.88
VDDC
0.1 F
0
PLLCFG
0
GND
R4007
0
AIN
R4006
10K
0.9
ICEMODE
TP4008
10K
0
V_REF
VREF
3
0
VGND
1.23
VGND
R4008
0
RSET
390 +-1%
1.26
VGND
0.6
DAC_C
C-B-U
0.6
DAC_B
Y-R-V
W806
3.2
VDDD
0.6
DAC_D
CVBS-C
0.3
DAC_A
CVBS-G-Y
0
VGND
0.3
C4027
CSYNC
NC
0.1 F
3.2
VDDIP
C4028
3.24
VDDP
0.1 F
0
GND
1.65
C4029_1
FI
NC
3.0
6.3V
47
KA
NC
HSYNC
C4030
3.24
VDDP
0.1
0.1 F
VSYNC
NC
C4031
1.65
VCLK
NC
0.1 F
1.5
MD0
RDA0
0.9
MD15
RDA15
C4032
3.24
VDDP
0.1 F
0.9
MD1
RDA1
0.6
MD14
RDA14
0
GND
1.2
MD2
RDA2
1.2
MD13
RDA13
C4033
3.24
VDDP
0.1 F
1.5
MD3
RDA3
1.8
MD12
79
80
0
R4009
B4001
22
FCM2012H-102T04
C4017
MPEG_AT+3.3V
6.3V
150
ZL
F
G
H
8
7
6
TO AUDIO/VIDEO
SPDIF-DVD
AMCLK
ABCLK
ALRCLK
ASDATA0
CS
DAC_A
5
DAC_B
DAC_C
DAC_D
G_DAC
FROM/TO MEMORY
MA4
4
MA3
MA5
MA2
MA6
MA1
MA7
MA0
MA8
MA10
MA9
MA11
MCS0#
MRAS#
MPCLK
MCAS#
MWE#
MDQM
MD8
MD7
3
MD9
MD6
MD10
MD5
MD11
MD4
MD12
MD3
MD13
MD2
MD14
MD1
MD15
MD0
2
PCB130
VMB261
1
H
G-2

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