
DCR-TRV820/TRV820E/TRV820P
4-53
4-54
DC/DC CONVERTER
PC-78 (4/4)
PC-78 (DC/DC CONVERTER) SCHEMATIC DIAGRAM
• See page 4-55 for PC-78 printed wiring board.
Hi8/Std8
/M Stick
Hi8/Std8
Hi8/Std8
Hi8/Std8
/M Stick
Hi8/Std8
/M Stick
Hi8/Std8
/M Stick
/M Stick
Hi8/Std8
Hi8/Std8
Hi8/Std8
8.2
8
2
8.4
4.3
1.5
1.1
1.5
1.5
1.9
1.2
1.5
2.9
0
2
0.2
8
8.2
8.2
8.1
3.2
8.7
5.8
1.5
1
1.5
1.5
1
1.2
1.5
2.9
0
2
0.1
8.1
8.2
NO MARK:MEMORY REC/PB MODE
100P
CN801
1
3
5
7
9
11
13
15
17
19
21
23
25
27
29
31
33
35
37
39
41
43
45
47
49
51
53
55
57
59
61
63
65
67
69
71
73
75
77
79
81
83
85
87
89
91
93
95
97
99
2
4
6
8
10
12
14
16
18
20
22
24
26
28
30
32
34
36
38
40
42
44
46
48
50
52
54
56
58
60
62
64
66
68
70
72
74
76
78
80
82
84
86
88
90
92
94
96
98
100
LND801
CHASSIS_GND
LND802
CHASSIS_GND
0
R807
0
R808
XX
D801
XX
D802
0.047u
C807
47k
R811
4.7uH
L802
6800p
C806
10k
R804
6800
R813
MB3817PFV-G-BND
IC802
1
CT
2
RT
3
+IN
4
-IN
5
FB
6
DTC
7
CB1
8
CB2
9
Vcc
10
OUT
11
VE
12
GND
13
CS
14
CSCP
15
CTL
16
VREF
47k
R809
MB3817PFV-G-BND
IC801
1
CT
2
RT
3
+IN
4
-IN
5
FB
6
DTC
7
CB1
8
CB2
9
Vcc
10
OUT
11
VE
12
GND
13
CS
14
CSCP
15
CTL
16
VREF
XX
C817
4.7u
C814
4.7u
C815
CPH6702-TL
Q802
1
2
3
4
5
6
4.7u
C813
270k
R810
0.068u
C808
CPH6702-TL
Q801
1
2
3
4
5
6
150
R801
0.1u
C810
470p
C802
22uH
L803
6.3V
10u
C820
2200p
C803
4.7uH
L801
47k
R812
150p
CH
C811
0.1u
C809
10k
R803
XX
C818
150
R802
33k
R814
22uH
L804
XX
R806
15k
R805
XX
CH
C812
6.3V
TA
10u
A
C819
470p
C801
2200p
C804
4.7u
C816
0.001u
C805
4.7uH
L805
4.7uH
L806
PRINT_HEAD_DDCONT
KEY_AD5
XX
IC803
1
CONT
2
GND
3
NOISE_BY_PASS
4 VOUT
5 GND
6
VIN
XX
C821
XX
C822
XX
C823
0
R815
0.1u
C824
0.1u
C825
0
R816
LND803
SHIELD_GND
LND804
SHIELD_GND
VFO_OE
VFO_HD
VFO_VD
VFO_Y7
VFO_Y6
VFO_Y5
VFO_Y4
VFO_Y3
VFO_Y2
VFO_Y1
VFO_Y0
IFI_Y0
IFI_Y1
IFI_Y2
IFI_Y3
IFI_Y4
IFI_Y5
IFI_Y6
IFI_Y7
IFI_OE
VFI_Y2
IFI_C6
AFCK
IFI_C1
VFI_Y3
SPCK
VFI_Y0
IFI_C7
IFI_C2
VFI_Y1
IFI_HD
IFI_C3
IFI_VD
IFI_C4
IFI_C5
IFI_C0
VFI_Y6
VFI_Y4
VFI_Y5
VFI_C0
VFI_C1
VFI_Y7
VFIO_C4
VFI_C2
VFI_C3
VFIO_C7
VFIO_C5
VFIO_C6
VFI_VD
VFI_OE
VFI_HD
1
A
IF_232C_RD
IF_232C_TD
232C_ON
KASY
AON
XDS_FLASH_RST
DS_BUSY
XDS_W
AKEUP
XCS_DS
MS_INSER
T
XVSP_SCK
VSP_SO
HI_SO
HI_SI
XCS_HONEY
TCK
TD_2-3
TMS
TD_1-2
P_OPEN
XSYS_RST
XHI_SCK
REG_GND
REG_GND
D_2.8V
PC_D_1.9V
PC_D_3.1V
PC_D_3.1V
PC_D_1.5V
PC_D_3.1V
D_2.8V
REG_GND
PC_D_3.1V
VFIO_C7
XCS_DS
IF_232C_TD
KASY
AON
XDS_WAKEUP
XCS_HONEY
VFI_HD
VFO_HD
VFI_VD
VFO_VD
VFI_OE
VFO_OE
VFO_Y0
VFO_Y1
VFO_Y2
VFO_Y3
VFO_Y4
VFO_Y5
VFO_Y6
VFO_Y7
VFI_C0
VFI_C1
VFI_C2
VFI_C3
IFI_C0
IFI_C1
IFI_C2
IFI_C3
IFI_C4
IFI_C5
IFI_C6
IFI_C7
VFIO_C4
VFIO_C5
VFIO_C6
VFO_HD
VFO_Y7
VFO_Y6
VFO_Y5
VFO_Y4
VFO_Y3
VFO_Y2
VFO_Y1
VFO_Y0
IFI_Y0
IFI_Y1
IFI_Y2
IFI_Y3
IFI_Y4
IFI_Y5
IFI_Y6
PC_D_3.1V
PC_UNREG
REG_GND
XDS_FLASH_RST
VFI_Y7
VFI_Y6
VFI_Y5
VFI_Y4
VFI_Y3
VFI_Y2
VFI_Y1
VFI_Y0
IFI_Y7
IFI_Y6
IFI_Y5
IFI_Y4
IFI_Y3
IFI_Y2
IFI_Y1
IFI_Y0
IFI_OE
IFI_VD
IFI_HD
MS_INSERT
TDI
VSP_SO
TCK
TMS
XVSP_SCK
TDO
XHI_SCK
HI_SI
HI_SO
XSYS_RST
D_1.5V
PC_UNREG
VTR_DD_ON
232C_ON
PC_D_1.5V
REG_GND
VTR_DD_ON
VTR_DD_ON
REG_GND
PC_D_1.9V
PC_UNREG
IFI_Y7
IFI_C3
IFI_C2
IFI_C1
IFI_C0
VFI_Y2
VFI_Y1
VFI_Y0
SPCK
AFCK
IFI_OE
IFI_VD
IFI_HD
IFI_C7
IFI_C6
IFI_C5
IFI_C4
VFI_Y3
VFO_VD
VFI_Y5
VFI_Y4
VFI_Y6
VFI_C0
VFI_C1
VFI_Y7
VFI_C2
VFIO_C4
VFI_C3
VFIO_C5
VFIO_C6
VFIO_C7
VFI_VD
VFI_HD
VFI_OE
232C_ON
IF_232C_TD
IF_232C_RD
XDS_FLASH_RST
DS_BUSY
XDS_W
AKEUP
XCS_DS
MS_INSER
T
HI_SI
XCS_HONEY
HI_SO
XVSP_SCK
VSP_SO
TCK
TDO
TMS
TDI
XSYS_RST
XHI_SCK
IF_232C_RD
PC_D_1.9V
PC_D_3.1V
REG_GND
PC_D_1.5V
PC_D_3.1V
REG_GND
PC_D_3.1V
REG_GND
PC_D_3.1V
D_1.5V
KASYAON
DS_BUSY
AFCK
SPCK
REG_GND
REG_GND
IF_232C_RD
VFO_Y5
VFIO_C4
IFI_Y0
D_1.5V
XCS_DS
VFO_Y3
VFI_Y6
KEY_AD5
XCS_HONEY
IFI_Y2
XDS_WAKE_UP
VFI_Y1
TCK
VFI_Y2
AFCK
VFO_OE
XSYS_RST
IFI_C4
D_1.5V
VFIO_C7
IFI_Y1
VTR_DD_ON
VSP_SI
VFO_Y4
DIAL_B
IFI_C3
VFI_Y5
D_2.8V
VFO_Y2
REG_GND
IFI_C6
SPCK0
IFI_HD
REG_GND
IFI_C5
VFI_C0
IFI_Y4
VFI_C3
TDI
VFI_C2
HI_SO
IFI_VD
VFI_VD
IFI_Y3
REG_GND
IFI_OE
VFI_Y3
PRINT_SLEEP
VFO_HD
VFO_Y1
VFI_C1
232C_ON
TD_2-3
VFI_Y0
PC_UNREG
IFI_C7
VFI_HD
IFI_Y5
VFIO_C6
KASYAON
HI_SI
REG_GND
REG_GND
TMS
XVSP_SCK
IFI_Y6
D_2.8V
XHI_SCK
REG_GND
IFI_C0
VFI_Y4
VFO_Y0
PC_UNREG
REG_GND
VFI_OE
IF_232C_TD
IFI_C1
VFI_Y7
IFI_Y7
MS_IN
DIAL_A
VFIO_C5
VFO_Y6
VFO_Y7
VSP_SO
DS_BUSY
PRINT_HEAD_DDCONT
IFI_C2
VFO_VD
XDS_FLASH_RST
REG_GND
REG_GND
P_OPEN
REG_GND
REG_GND
REG_GND
REG_GND
IC801
DC/DC CONTROL
IC802
DC/DC CONTROL
VFO_OE
H
7
6
F
14
C
8
13
10
E
PC-78 BOARD (4/4)
2
B
I
12
J
4
3
9
05
D
5
11
G
PC-78 BOARD (2/4)
10
PC-78 BOARD (1/4)
1
PC-78 BOARD (2/4)
11
PC-78 BOARD (3/4)
14
PC-78 BOARD (1/4)
2
4
PC-78 BOARD (1/4)
8
PC-78 BOARD (1/4)
12
PC-78 BOARD (2/4)
PC-78 BOARD (3/4)
13
-REF.NO.:10,000 SERIES-
DC/DC CONVERTER (DD BLOCK)
XX MARK:NO MOUNT
VC-235 BOARD(6/16)
CN1104
(SEE PAGE 4-26)
15
SWITCHING
SWITCHING
VIDEO SIGNAL
REC
SIGNAL PATH
PB
Y
CHROMA
Содержание D8 Digital Handycam DCR-TRV820E
Страница 112: ...DCR TRV820 TRV820E TRV820P 4 77 4 78 USER CONTROL CF 72 ...
Страница 120: ...DCR TRV820 TRV820E TRV820P 4 93 4 94 RGB CG LCD DRIVER TIMING GENERATOR BACK LIGHT PD 118 ...
Страница 134: ...5 5 J 1 J 2 J 3 J 4 J 5 Fig 5 1 1 J 6 J 7 J 8 J 9 J 10 J 11 J 12 J 13 J 14 J 15 J 16 J 17 J 18 ...
Страница 230: ... 295 FOR CAMERA OPTICAL AXIS ADJUSTMENT 0 180 90 67 5 22 5 337 5 292 5 247 5 202 5 157 5 112 5 8 4 5 7 1 6 2 3 270 ...