Sony DCR-TRV940 Service Manual page 14

COVER
COVER
For Schematic Diagram
• Refer to page 4-93 for printed wiring board.
1 2 3
VC-288 BOARD (10/17)
A
USB INTERFACE(APOLLO BLOCK)
XX MARK:NO MOUNT
NO MARK:REC/PB MODE
R:REC MODE
P:PB MODE
:Voltage measurment of the CSP ICs
B
and the Transistors with mark,are
not possible.
SIGNAL PATH
VIDEO SIGNAL
AUDIO
SIGNAL
CHROMA Y Y/CHROMA
PB
C
D
E
IFI_OE
IFI_OE
IFI_HD
IFI_HD
IFI_VD
F
IFI_VD
IFI_C0
IFI_C0
IFI_C1
IFI_C1
IFI_C2
IFI_C2
IFI_C3
IFI_C3
38
IFI_Y0
IFI_Y0
IFI_Y1
(4/17) IFI_Y1
IFI_Y2
IFI_Y2
IFI_Y3
IFI_Y3
G
IFI_Y4
IFI_Y4
IFI_Y5
IFI_Y5
IFI_Y6
IFI_Y6
IFI_Y7
IFI_Y7
H
D_3.1V
FB2301
REG_GND
C2316
100
XX
I 6.3V
(17/17)
D_1.5V
FB2302
D_2.8V
FB2303
AU_2.8V
57
XTAL48M_LK
(5/17)
J
101
(13/17) XRST_VTR
IR_L
102
K
IR_R
(16/17)
05
4-2. SCHEMATIC DIAGRAMS 4-2. SCHEMATIC DIAGRAMS
4 5 6 7
108 107 106 105 104 103 102 101 100 99 98 97 96 95 94 93
109
110
111
112 VSS10
113 ADDVDDE
114 SDCK
115 DQ1
116 DQ0
117 CKE
118 DQM
119 WE
120 CS
121 VDDI5
122 VSS11
123 CAS
124 RAS
125 A11
126 A10
127 VDDE4
128 A9
129 A8
130 A7
131 A6
132 VSS12
133 A5
134 A4
135 A3
136 A2
137 A1
138 A0
IFI_C3
139 OC3
IFI_C2
140 OC2
141 VDDI6
142
143
144
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
4-31
VC-288 BOARD SIDE A VC-288 BOARD SIDE A VC-288 BOARD SIDE B VC-288 BOARD SIDE B
8 9 10 11
USB USB
USB USB
R2304
R2305
27 27
C2306
C2305
0.1u
0.1u
C2304
0.1u
92 91 90 89 88 87 86 85 84 83 82 81 80 79 78 77 76 75 74 73
72
71
70
VDDI3 69
AOSCO 68
VPD 67
ASDATA 66
SDI 65
XCE 64
SCK 63
ADDVDDE2 62
AOSCI 61
VSS6 60
XTST 59
Y7 58
Y6 57
IC2301
EXABCLK 56
VDDE2 55
USB I/F
IC2301 Y5 54
CXD3155GA-T6
Y4 53
Y3 52
Y2 51
VSS5 50
VDDI2 49
Y1 48
Y0 47
C3 46
C2 45
C1 44
C0 43
FLD 42
VCK 41
VSS4 40
39
38
37
C2317
0.1u
R2315
0
R2301
0
X2301
XX
R2306
4700
R2307
4700
R2308
6800
DCR-TRV940/TRV940E/TRV950/TRV950E
12 13 14
USB USB
USB USB
VFO_OE
VFO_HD
VFO_VD
VFIO_C4
USB
VFIO_C5
VFIO_C6
VFIO_C7
VFO_Y0
VFO_Y1
VFO_Y2
VFO_Y3 USB
VFO_Y4
VSP_SO
XCS_IC2301 VFO_Y5
XVSP_SCK VFO_Y6
VFO_Y7
VSP_SI
VFO_Y7
VFO_Y6
USB
XVSP_SCK
VSP_SO
VFO_Y5
VFO_Y4
VFO_Y3
XCS_IC2301
USB
VFO_Y2
USB
VFO_Y1
VFO_Y0
VFIO_C7
VFIO_C6
VFIO_C5
USB VFIO_C4
VFO_OE
R2310
100k
R2302
0
0 0 0
16 15 14 13 12 11 10 9
IC2302
AUDIO A/D CONV.
1 2 3 4 5 6 7 8
0
0 0 0
R2311
0
2W
C2312 C2313
10u 0.01u
6.3V
C2307
R2309
10u
6800
6.3V
C2309 C2311
470p 470p
4-32
15 16
103
USB_D+
USB_D-
(15/17)
45
SPCK
(4/17)
LCKO
VFO_OE
VFO_HD
VFO_VD
VFIO_C4
VFIO_C5
VFIO_C6
87
VFIO_C7
VFO_Y0
(7/17)
VFO_Y1
VFO_Y2
VFO_Y3
VFO_Y4
VFO_Y5
VFO_Y6
VFO_Y7
104
VSP_SI
(13/17)
XVSP_SCK
105
VSP_SO
(13/17)
XCS_IC2301 106
XPWAD_IC2301
(13/17)
VC-288 (10/17)