Sony DCR-TRV350 Service Manual page 19

DCR-TRV345E/TRV350/TRV351/TRV355E/TRV356E
COVER
COVER
For Schematic Diagram
• Refer to page 4-67 for printed wiring board.
• Refer to page 4-87 for waveforms.
1 2
VC-305 BOARD (15/20)
EVF DRIVE(EVF BLOCK)
A
XX MARK:NO MOUNT
NO MARK:REC/PB MODE
EP_4.6V
D_2.8V
B
EP_13.3V
C
136
(19/20)
D
EP_2.8V
REG_GND
E
EVF_B
EVF_G/BW_Y
27
EVF_R
F
(2/20)
EVF_HD
EVF_VD
G
118 VD_SCK
VD_SO
(13/20)
H
122
XRST_VTR
(13/20)
I
J
XCS_EVF
120
EVF_DD_ON
F_RATE
(13/20)
EVF_VG
K
137 EVF_VG
VCO
(20/20)
L
05
VC-305 (15/20)
4-2. SCHEMATIC DIAGRAMS 4-2. SCHEMATIC DIAGRAMS
3 4 5 6
R7006
15k
36 35 34 33
C7003
0.01u
1.2
37 C_BG
XC_SAVE 2.9
38 XC.SAVE
VD_SCK 2.7
R7003
39 XSCK
470k
XTG_SO
2.7
40 SI
XCS_EVF 2.8
41 XCS
L7001
10uH
2.9
42 Vcc1
C7022
2.9
C7020
22u
R7016 43 TRAP_ADJ
XX
4V
47k
1.2
44 LPF_ADJ
XP_SAVE 2.9
45 XP.SAVE
C7004 45
R7001
0.01u 1.9
XX
46 B_IN
1.9
R7004
47 G_IN
XX
1.9
48 R_IN
R7005
R7002
XX C7006
XX
0.01u
EVF_HD
EVF_VD 1 2 3 4
VD_SCK
VD_SO
R7048
XX
BGP 2.8
37 XCLP
38 TST3
BLK
0
39 SBLK
FRP 1.4
40 FRP
XCS_EVF
EVF_DD_ON 41 TST4
R7046
470
F_RATE VD_SCK
2.7
42 XSCK
EVF_VG
2.9
43 VDD
C7008
XCS_EVF 2.8
0.01u
44 XCS
XTG_SO 2.7
45 SO
VD_SO
0.3
46 SI
47 VDO
50
EVF_VD 2.8
48 XVD
VCO 47
EVF_HD
VCO
4-37
VC-305 BOARD SIDE A VC-305 BOARD SIDE A
7 8 9 10
C7021
R7047 XX C7023
C7013
XX 2.2u
0.01u
25V 50V
32 31 30 29 28 27 26 25
6.9
VB
24
C7015
1.8 1u
46
VB_DC_DET 23
6.9
22
VG
C7016
1u
1.8
RB7005
VG_DC_DET 21
100
6.9
20
VR
C7017
IC7001 1u
1.7
VR_DC_DET 19
LCD DIREVER
IC7001 GND2 18
CXA3289AR-T4
GND1 17
VREF 16
13.8
Vcc3 15
C7018
6.5
2.2u
COM_OUT 14
6.5
COM_IN 13
R7019
47k
RB7006
0.5%
100k
5 6 7 8 9 10 11 12
D7001
R7013
100k 1SV290(TPL3)
R7020
C7019
1M
2.2u
C7012
C7010 0.5%
0.001u
0.1u
R7008 R7011 R7012 L7002 C7014
47k 68k 1M 6.8uH 120p
R7010
22k
36 35 34 33 32 31 30 29 28 27 26 25
0 TG24
BLK 24
49
1.4 TG23
HCK1 23
TG22
1.4
HCK2 22
0.1 TG21
HST 21
RGT 20
IC7002
2.9
VDD 19
TIMING GENERATOR
DWN 18
IC7002
CXD3501AR-T4
2.7 TG17
EN 17
2.9 TG16
STB 16
1.4 TG15
VCK 15
0 TG14
VST 14
48
TSTEN 13
1 2 3 4 5 6 7 8 9 10 11 12
2.7
VC-305 BOARD SIDE B VC-305 BOARD SIDE B
11 12 13 14
SIGNAL PATH
VIDEO SIGNAL
Y
REC
PB
R1019
XX
F_RATE
RB1002 RB1001
EVF_DD_ON
XX
XX
EVF_HD
EVF_VO
R1020
EVF_VG
XX
CN1005 20P
1 XTALLY_LED
2 LED_DA
3 EVF_VDD
4 LED_ON/OFF
R1008
5 EVF_4.6V
1k
6 D_2.8V
7 COM
8 VG
9 VR
10 VB
11 ANA_GND
12 ANA_GND
TG24
13 BLK
TG23
14 HCK1
TG22
15 HCK2
TG21
16 HST
TG17
17 EN
TG16
18 STB
TG15
19 VCK
TG14
20 VST
Q1003
XX
R1009
XX
R1010
XX
R1011
XX
C1001 C1004
0.5%
XX XX
R1016
XX
C1006
XX
5 4
R1015
IC1001
XX
XX
0.5%
1 2 3
4-38
15 16 17
107
XEVF_TALLY_LED
(12/20)
LB-083
CN701
THROUGH THE
FP-571 FLEXIBLE
(PAGE 4-53)