Sony DCR-TRV940 Service Manual page 11

DCR-TRV940/TRV940E/TRV950/TRV950E
COVER
COVER
For Schematic Diagram
• Refer to page 4-93 for printed wiring board.
• Refer to page 4-127 for waveforms.
1 2 3 4
VC-288 BOARD (7/17)
DV SIGNAL PROCESS(JC 1/2 BLOCK)
A
XX MARK:NO MOUNT
NO MARK:REC/PB MODE
D_1.5V
FB2104
D_1.9V
FB2101
A_2.8V
B
78
(17/17)
D_2.8V
FB2102
C2101
XX
REG_GND
C2102
0.1u
C
RDX
RDX
WRX
WRX
ALE
ALE
XCS_DIA
XCS_DIA
D24A00
D24A00
79 D25A01
D25A01
D D26A02
D26A02
(13/17)
D27A03
D27A03
D28A04
D28A04
D29A05
D29A05
D30A06
D30A06
D31A07 XCS_SFD
D31A07
WRX
FRRV RDX
FRRV
SWP DRP
E
SWP
SWP
TRRT
TRRT
DRP
ALE
80
DRP
DXXA08
XCS_DIA
DXXA08
(13/17) DXXA09 DXXA08
DXXA09
VREF DXXA09
VREF
TRRV D24A00
TRRV
D25A01
F
D26A02
81
VSP_SI
(13/17) VSP_SI D27A03
D28A04
VSP_SO
82 VSP_SO
(13/17)
XVSP_SCK D29A05
XVSP_SCK
D30A06
83 XRST_VTR
D31A07
(13/17) XRST_VTR
XCS_SFD
XCS_SFD XRST_VTR
84
XCS_VFD
(13/17)
G XCS_VFD
OSDVD
OSDHD
OSDR
OSDL
85 OSDP
(11/17) AFCK
H COL_3
C2104
COL_2
0.01u
LCKO
VFO_HD
VFO_HD
VFO_VD
VFO_VD
COL_1
VFO_OE
VFO_OE C2103
COL_0
0.01u
VFO_Y0
VFO_Y0
VFO_Y1
VFO_Y1
I
VFO_Y2
VFO_Y2
VFO_Y3 VFI_Y0
87
VFO_Y3
VFO_Y4 VFO_Y0
VFO_Y4
(10/17) USB
VFO_Y5 VFI_Y1
VFO_Y5
VFO_Y6 VFO_Y1
VFO_Y6
VFI_Y2
VFO_Y7
VFO_Y7
VFO_Y2
VFIO_C4
VFIO_C4
VFI_Y3
VFIO_C5
J VFIO_C5
VFO_Y3
VFIO_C6
VFIO_C6
VFI_Y4
USB
VFIO_C7
VFIO_C7
VFO_Y4
35
VFI_VD
VFI_VD
VFI_OE
VFI_Y5
VFI_OE
(4/17)
VFO_Y5
VFI_Y0
VFI_Y0
VFI_Y6
VFI_Y1
VFI_Y1
K
VFO_Y6
VFI_Y2
VFI_Y2
VFI_Y7
VFI_Y3
VFI_Y3
VFO_Y7
VFI_Y4
VFI_Y4
VFI_Y5
VFI_Y5 MS
VFI_Y6
VFI_Y6
VFI_Y7
VFI_Y7
VFI_C0
31 VFI_C0
VFI_C1
L
VFI_C1
VFI_C2
(4/17)
VFI_C2
VFI_C3
VFI_C3 MS
VFI_HD
VFI_HD
OSDL
OSDL
OSDR
OSDR
OSDP
OSDP
COL_3
COL_3
COL_2
M COL_2
COL_1
COL_1
COL_0
COL_0
37
OSDHD
OSDHD
OSDVD
05
(4/17) OSDVD
VC-288 (7/17)
4-2. SCHEMATIC DIAGRAMS 4-2. SCHEMATIC DIAGRAMS
5 6 7 8
:Voltage measurment of the CSP ICs
and the Transistors with mark,are
not possible.
C2106
10p
R2101
C2105
0
XX
24.576MHz
162 161 160 159 158 157 156 155 154 153 152 151 150 149 148 147 146 145 144 143 142 141 140 139 138
163 MSCSS
164 WRX
165 RDX
166 DRP
167 SWP
168 ALE
169 MCCE
170 MCHA0
171 MCHA1
172 MCDA0
173 MCDA1
174 MCDA2
175 MCDA3
176 MCDA4
177 MCDA5
178 MCDA6
179 MCDA7
180 SCWIN
181 XRST
182 F358
183 OSDVD
184 OSDHD
185 RVDD4
186 RVSS4
187 OSDR
188 OSDL
IC2101
189 OSDP
DV SIGNAL PROCESS
190 COL3
191 COL2
192 HVDD4
193 HVSS4
194 COL1
195 COL0
196 AFCKI
197 RVDD5
198 RVSS5
199 YI0
200 YO0
201 YI1
202 YO1
203 YI2
204 YO2
205 YI3
206 YO3
207 YI4
208 YO4
209 RVDD6
210 RVSS6
211 YI5
212 YO5
213 YI6
214 YO6
215 YI7
216 YO7
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36
4-25
VC-288 BOARD SIDE A VC-288 BOARD SIDE A
9 10 11 12
C2107 C2109
10p 0.01u
C2110
0.01u L2101
0.56uH
X2101
C2114 R2104
RB705D-T146
R2102 0.001u 10k
1
XX
3
R2105
10k 2
C2115
0.001u
137 136 135 134 133 132 131 130 129 128 127 126 125 124 123 122 121 120 119 118 117 116 115 114 113 112 111 110 109
XSWE 108
SSS 107
DPVD 106
DPHD 105
HVSS2 104
HVDD2 103
LVSS2 102
LVDD2 101
MVDD2 100
RECCK 99
MVSS2 98
RECDT 97
RECA2 96
RECA1 95
SWPS 94
CTRL0 93
CTRL1 92
ALLPS 91
PLLMSK 90
PLLSW 89
ADDT5 88
ADDT4 87
ADDT3 86
ADDT2 85
ADDT1 84
ADDT0 83
MVDD1 82
PBCK 81
IC2101
CAIN-CSP
MVSS1 80
ATF 79
AVDD3 78
IREFP 77
AVSS3 76
PYOUT 75
DVDD3 74
PCROUT 73
DVSS3 72
PCBOUT 71
AVDD2 70
IREFE 69
AVSS2 68
EYOUT 67
DVDD2 66
ECROUT 65
DVSS2 64
ECBOUT 63
AVDD1 62
IREFC 61
AVSS1 60
COUT 59
DVDD1 58
IREFY 57
DVSS1 56
YOUT 55
37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54
R2103
C2108
0
C2111
XX
0.01u
C2112
C2117
0.01u
0.001u
C2113
L2102
0.01u
1.8uH
R2112
C2118
10k
0.001u
VC-288 BOARD SIDE B VC-288 BOARD SIDE B
13 14 15 16 17
R2106 C2127
R2116
270 0.47u
100
C2123
0.01u
D2101
R2114
2200
C2124
D2102 0.001u
KV1870STL
C2126
10u L2103
6.3V 10uH
C2116
0.01u
C2142
XX
C2125
0.01u
RECCK
R2109
0
RECDT
R2110 0 RECA2
RECA1
SW_PS
CTRL0
CTRL1
ALL_PS
PLLMSK
PLLSW
ADDT5
ADDT4
ADDT3
ADDT2
ADDT1
ADDT0
PBCK
C2128
C2129 0.01u
0.1u
RB2101
4700
R2107
L2104
3300 10uH
C2133
C2119
22u
XX
4V
0.8 0.8
1 4 0.2
0.2
2 5
1
C2134
0.1u C2146
R2122 R2124 R2125
Q2101
22u 6 3
R2108 1200 1200 1200 UP04401008S0
4V
3300
0.5% 0.5% 0.5% BUFFER
2
C2120
XX
R2127
R2143 XX
XX
R2144
C2143
0
0.1u
R2115
R2142
R2123
3300 R2120 R2121 XX
1k 1k 1k
0.5%
C2121 0.5% 0.5%
1u
R2145
0 R2126
0
C2144
R2113
3300 0.01u
Q2103
XX
C2122
1u
SIGNAL PATH
VIDEO SIGNAL
SIGNAL
CHROMA Y Y/CHROMA
C2132
2.2u
R2119 REC
R2117
47
330
PB
C2130
R2118
4700 0.047u
C2131
0.001u
D2104
KV1870STL
Ref.signal
4-26
18 19 20
D_1.9V
D_2.8V
A
(8/17)
1
2
3
REG_GND
MS
ADAI2
32
ADAI2
ADAO2
ADAO2
(4/17)
MS
SFD_LRCK
63
SFD_LRCK (5/17)
SFD_BCK
SFD_BCK
SFD_FCK
88
SFD_FCK
DATA_TO_SFD
DATA_TO_SFD
DATA_FROM_SFD (16/17)
DATA_FROM_SFD
86
WEN
SSS
(13/17)
SW_PS
SW_PS
ALL_PS
ALL_PS
CTRL1
CTRL1
CTRL0
CTRL0
RECA2
RECA2
RECA1
RECA1
RECCK
RECCK
RECDT
RECDT
89
PLLSW
PLLSW
(9/17)
PLLMSK
PLLMSK
ADDT5
ADDT5
ADDT4
ADDT4
ADDT3
ADDT3
ADDT2
ADDT2
ADDT1
ADDT1
ADDT0
ADDT0
PBCK
PBCK
90
(13/17)
ATF_ERR
PANEL_XVD
PANEL_XHD
91
(16/17)
PANEL_G
PANEL_R
PANEL_B
4 Q2102
EC3101C-PM-TL
BUFFER
EVF_G/BW_Y
EVF_R
3
EVF_B
92
6 (16/17)
R2130 R2131
2200 2200
5
IC2101_Y_OUT
R2128
XX
IC2101_C_OUT
0.9 0.9
1 4
R2133
C2145 0.4 2 5 0.4 XX
0.1u
6 3
R2129 R2132
270 150
Q2104
UP04401008S0
BUFFER
AUDIO
REC REC/PB PB
44
SPCK
(4/17)