Sony Digital8 DCR-TRV250 Service Manual page 121

COVER
COVER
For Schematic Diagram
• Refer to page 4-37 for printed wiring board.
• Refer to page 4-47, 4-48 for waveforms.
1 2 3 4
VC-304 BOARD (9/12)
A EVF DRIVE (EVF BLOCK)
XX MARK:NO MOUNT
NO MARK:REC/PB MODE
D_2.8V
EP_4.6V
B
EP_13.3V
C
71
(11/12)
C7003
0.01u
D XC_SAVE
VD_SCK
XTG_SO
XCS_EVF
L7001
R7003
10uH
470k
EP_2.8V
C7022 C7020
10u
E 0.01u
4V
REG_GND
XP_SAVE
36
BW_Y
(3/12)
F
G
H EVF_VG
58
XRST_VTR
(7/12)
I
BGP
BLK
J FRP
R7046
470
VD_SCK
XCS_EVF
XTG_SO
K
VD_SO
22
PANEL_HD
PANEL_HD
PANEL_VD
PANEL_VD
(2/12)
PANEL_VD
XCS_EVF
XCS_EVF
53 VD_SCK
VD_SCK
VD_SO
VD_SO
EVF_VG
(7/12)
EVF_VG
L
PANEL_HD
72
05 EVF_VG
VCO
(12/12)
4-2. SCHEMATIC DIAGRAMS 4-2. SCHEMATIC DIAGRAMS
5 6 7 8
R7047 XX
C7023
XX
R7006
15k
0.5 2.8
0.7 0 1.4
36 35 34 33 32 31 30 29 28 27 26 25
1.2
C_BG
2.9
XC.SAVE
2.6
29
XSCK
2.5
SI
2.8
XCS
IC7001
2.9
Vcc1
R7017
2.9 LCD DRIVER
R7016
XX TRAP_ADJ
IC7001
47k
0.5% RB5P004AM1
1.2
LPF_ADJ
2.9
XP.SAVE
C7004
1.8
0.01u
28
B_IN
1.8
G_IN
1.8
R_IN
C7006
0.01u
1 2 3 4 5 6 7 8 9 10 11 12
2.8 2.6
R7008 C7010
0.1u
47k
R7048
XX
R7011
R7010
68k
22k
2.9
36 35 34 33 32 31 30
2.8
XCLP
TST3
0
SBLK
1.4
FRP
C7008
0.01u
TST4
2.6 IC7002
XSCK
TIMING GENERATOR
2.9
VDD IC7002
CXD3501AR-T4
2.8
XCS
2.5
SO
1.0
SI
33
VDO
2.8
XVD
30 31
1 2 3 4 5 6 7
2.7
4-23
VC-304 BOARD SIDE A VC-304 BOARD SIDE A VC-304 BOARD SIDE B VC-304 BOARD SIDE B
9 10 11 12
RB1002
XX
C7021
C7013
2.2u R1019
0.01u
50V XX
R1020
XX
13.3
6.7
VB
C7015
RB7005
1.7 1u
100
VB_DC_DET
6.7
VG
C7016
1.7 1u
VG_DC_DET
6.7
VR
C7017
R1008 1k
1u
1.7
VR_DC_DET
GND2
GND1
R7019
VREF 47k
0.5%
13.3
Vcc3
C7018
2.2u
6.3
COM_OUT
6.3
COM_IN
R7020
1M
0.5%
RB7006
100K
C7019
2.2u
C1001
D7001
R7013
0.1u
100k 1SV290(TPL3)
C7012
0.001u
C7014
L7002
120p
6.8uH
2.9
29 28 27 26 25
0
32
BLK
1.4
HCK1
1.4
HCK2
0.1
HST
RGT
2.9
VDD
DWN
2.7
EN
2.9
STB
1.4
VCK
0
VST
TSTEN
8 9 10 11 12
2.9 2.9
13 14 15 16
F_RATE
EVF_DD_ON
RB1001
XX
CN1005 20P
20 VST
19 VCK
18 STB
17 EN
16 HST
15 HCK2
14 HCK1
13 BLK
12 REG_GND
11 REG_GND
10 VB
9 VR
8 VG
7 COM
6 D_2.8V
5 EVF_4.6V
4 LED_ON/OFF
3 EVF_VDD
2 LED_DA
1 XTALLY_LED
IC1001
XEVF_TALLY_LED
TK11131CSCL-G
2.9 4.8
VCONT
VIN
GND
1.3 3.1
NP
VOUT
IC1001
3.1V REG
USB_3.1V
SIGNAL PATH
VIDEO SIGNAL
Y
REC
PB
4-24
DCR-TRV250
17
56
(7/12)
LB-090 BOARD
CN701
THROUGH THE
FP-571 FLEXIBLE
(PAGE 4-31)
68
(8/12)
9
(2/12)
VC-304 (9/12)