Sony HandyCam DCR-TRV270E Service Manual page 26

For Schematic Diagram
• Refer to page 4-43 for printed wiring board.
1 2
VC-344 BOARD (1/10)
A
AD CONVERTER, TIMING GENERATOR (CAM BLOCK)
XX MARK:NO MOUNT
NO MARK:REC/PB MODE
R:REC MODE
P:PB MODE
*:IMPOSSIBLE TO MEASURE THE
VOLTAGE AT THE MARKED POINTS.
B
C
D
CN1501 14P
E
CD-471
CN951
THROUGH THE
FP-794 FLEXIBLE
(PAGE 4-7)
CAM_-7.5V
F
G
H
I
J
K
L
05
DCR-TRV270E/TRV280/TRV285E
3 4 5
FB1501
0uH
C1507
4.7u
2.8
V4 XSHP R2.3/P0
V4 1
V3 XSHD R2.3/P0
V3 2
V2 R1529 C1502
V2 3 0.1u
XX
V1 R0.7/P0
V1 4
2.8
GND 5
2.8
H2 6
R1.6/P0
H1 7
R1.4/P0
RG 8
GND 9
CAM_15V 10
VSHT
VSHT 11
C1501 C1503
22p 22p
12
GND 13
CCD OUT 14
R1530
C1527
XX
2.2u
R1503 C1504
100k 0.22u
FB1504
0uH
C1508
1u
R1506
C1528
XX
XX
XSHP
XSHD
C1529
XX
4-9
6 7 8 9
D1501
C1510
4p 1SV329(TPL3)
C1512
X1501 R1512
27MHz 0.01u 470k
R1524
XX
C1509
0.01u
R1504
R1505
XX
XX
R2.3/P0
R2.8/P0
12 11 10 9 8 7 6 5 4 3 2 1
R1.4/P0
2 1
VDD2 ID
VSS3 CKCONT1
2.8
XSHP CKCONT2
R2.7/P0
XSHD AVD
R2.6/P2.8
AHD
XRS
2.8
RG IC1501 VDD6
R2.8/P0
VDD3 DSGAT
TIMING GENERATOR
R0.1/P0
VDD4 XV1
IC1501
2.8
CXD2444AR-T4
H1 RST
2.8
H2 SEN
0.1
VSS4 SSI
2.7
NC SSK
25 26 27 28 29 30 31 32 33 34 35 36
12 11 10 9 8 7 6 5 4 3 2 1
2.8 2.8
DRVDD XSCK
13 48
0
DRVSS SI
14 47
2.8
15 DVSS XCE 46
1.5
ADCLK SYSV
16 45
2.8
17 DVDD LatchSelect 44
IC1502
2.8 2.8
DVDD HDRST
18 43
R2.3/P0
S/H,AGC,A/D CONVERTER
19 PBLK AVSS 42
R2.7/P2.8
IC1502
CLPOB AVSS
20 41
HD49337AFEB
R2.3/P0 2.8
XSHP
21 AVDD 40
R2.3/P0 R0.9/P0
3
XSHD REFN
22 39
R2.8/P0 R1.9/P0
CLPDM REFP
23 38
2.8 R1.4/P0
24 AVDD CMLEVEL 37
C1525
CHROMA
1u
25 26 27 28 29 30 31 32 33 34 35 36
C1530 1u
C1513 C1514
XX XX
C1516
C1531
C1518
0.01u
XX
1u
R1531
R1521
C1515
XX
47 0.22u
10 11 12 13
IN+
VCC
VSS
IN-
OUT
IC1503
XX
R1526
XX
C1526 R1525
XX XX
@05
XRST_VTR
XCS_TG
(2/10)
CAM_SO
(5/10)
(6/10)
CAM_SCK
CAM_SI
L1501
10uH
CH_SCK
CH_SO
CS_CH
C1532
1 2
1u
6.3V
3
4
C1523
0.1u
C1524
22u
4V
4-10
14 15
CAM_-7.5V
CAM_15V
@01
A_2.8V
D_2.8V
(9/10)
A_4.6V
REG_GND
R1532
0
FREQ_TUNE_OUT
@02
(3/10)
FREQ_TUNE
@03
CAM_DD_ON
(6/10)
(9/10)
XCS_TG
XCS_TG
CS_CH
CS_CH
CH_SCK
CH_SCK
CH_SO @04
CH_SO
CAM_SCK
CAM_SCK (6/10)
CAM_SO
CAM_SO
CAM_SI
CAM_SI
TG_VGAT
TG_ZV1
TG_ZSG1
TG_ID
TG_AVD
TG_AHD
FE_CLPOB
VCK
@07
(2/10)
AD9
AD9
AD8
AD8
AD7
AD7
AD6
AD6
AD5
AD5
AD4
AD4
AD3
AD3
AD2
AD2
AD1
AD1
AD0
AD0
VC-344 (1/10)