Read Sony DCR-TRV250 (serv.man5) Service Manual online
DCR-TRV250
COVER
COVER
For Schematic Diagram
• Refer to page 4-37 for printed wiring board.
• Refer to page 4-45 for waveforms.
• Refer to page 4-37 for printed wiring board.
• Refer to page 4-45 for waveforms.
4-2. SCHEMATIC DIAGRAMS
VC-304 BOARD SIDE A
VC-304 BOARD SIDE B
4-2. SCHEMATIC DIAGRAMS
VC-304 BOARD SIDE A
VC-304 BOARD SIDE B
4-7
4-8
VC-304 (1/12)
NO MARK:REC/PB MODE
R:REC MODE
P:PB MODE
*:IMPOSSIBLE TO MEASURE THE
VOLTAGE AT THE MARKED POINTS.
2
1
3
1.6
1.3
1.5
2.9
*
R2.8/P0
R2.4/P0
R1.5/P0
2.9
2.8
2.7
2.9
R2.9/P0
0.2
2.9
R2.8/P0
0.1
2.7
4.7
2.3
1.3
1.4
2.9
2.9
2.9
R1.7/P0
R1.4/P0
R2.4/P0
R2.4/P0
R0.6/P0
0
R-0.3/P0
2.6
R2.9/P0
R-0.3/P0
R15/P0.2
R-7.3/P0
R-7.7/P0.5
R-7.3/P0
R-7.3/P0.4
R0.5/P0
R0.9/P0
R0.9/P0
R1.2/P0
R1.7/P2.9
R1.2/P2.9
R1.2/P2.9
R1.2/P0
R1.2/P2.9
R1.2/P2.9
2.8
0
2.8
2.9
2.9
R0.9/P0
R2.0/P0
R1.4/P0
2.9
1.6
2.9
2.9
R2.4/P0
2.8
R2.4/P0
2.9
R2.4/P0
R2.8/P0
R2.9/P0.8
R2.0/P0.9
R2.0/P0
R2.0/P0
R2.0/P2.9
0
2.9
2.9
1
(11/12)
(5/12)
2
(7/12)
3
4
(7/12)
(7/12)
5
6
(7/12)
(2/12)
7
IC1501
IC1502
IC1503
AD0
470k
R1525
R1512
470k
IC1502
HD49337AFEB
TEST
1
D0
2
D1
3
D2
4
D3
5
D4
6
D5
7
D6
8
D7
9
D8
10
D9
11
DVDD
12
DRVDD
13
DRVSS
14
DVSS
15
ADCLK
16
DVDD
17
DVDD
18
PBLK
19
CLPOB
20
XSHP
21
XSHD
22
CLPDM
23
AVDD
24
A
VSS
25
A
VSS
26
A
VDD
27
L1+
28
L2+
29
CCD IN
30
L
31
L-
32
A
VDD
33
LINE
34
A
VSS
35
CHROMA
36
CMLEVEL 37
REFP 38
REFN 39
AVDD
40
AVSS
41
AVSS
42
HDRST 43
LatchSelect 44
SYSV 45
XCE 46
SI 47
XSCK 48
0.1u
C1502
0.1u
C1511
2.2u
16V
16V
C1527
100k
R1503
A_4.6V
0.01u
C1516
CAM_DD_ON
CAM_15V
1u
C1522
1u
C1521
R1527
XX
FB1504
0
R1523
CAM_-7.5V
0
R1530
TG_ZV1
R1509
1M
C1509
0.001u
0.001u
C1525
1u
TG_ZSG1
CH_SCK
L1501
10uH
AD2
CH_SO
0.22u
C1504
REG_GND
0
R1528
4.7u
C1507
XCS_TG
XX
C1528
CS_CH
C1510
8p
C1501
22p
TG_AVD
VCK
C1524
4V
22u
1u
C1518
XX
C1531
330k
R1526
XX
R1504
FE_CLPOB
0.1u
C1523
1u
C1508
AD8
FREQ_TUNE
AD7
XX
C1529
C1503
22p
C1514
XX
AD9
0.22u
C1515
FB1501
CXD2444AR-T4
IC1501
1
CLPDM
2
PBLK
3
VSS1
4
OSCI
5
OSCO
6
VSS2
7
CK
8
TEST
9
CHCK
10
VDD1
11
SYSCK
12
VICK(CL)
13
VDD2
14
VSS3
15
XSHP
16
XSHD
17
XRS
18
RG
19
VDD3
20
VDD4
21
H1
22
H2
23
VSS4
24
NC
25
V2
26
V1
27
VH
28
V3
29
VL
30
VM
31
V4
32
NC
33
XSHT
34
XSG1
35
SSO
36
VGA
T
37
SSK
38
SSI
39
SEN
40
RST
41
XV1
42
DSGAT
43
VDD6
44
AHD
45
AVD
46
CKCONT2
47
CKCONT1
48
ID
1u
C1530
TC75S55F(TE85R)
IC1503
1
2
3
45
XX
R1529
AD6
X1501
27MHz
FE_CLPDM
C1513
XX
AD5
A_2.8V
D_2.8V
TG_VGAT
AD4
TG_AHD
CAM_SI
R1521
47
1SV329(TPL3)
D1501
AD3
0.1u
C1526
TG_ID
33k
C1517
CN1501
14P
1
2
3
4
5
6
7
8
9
10
11
12
13
14
XX
R1524
AD1
C1512
0.001u
0.001u
XX
R1505
XX
R1506
XX
R1531
CAM_SCK
CAM_SO
1
A
XRST_VTR
XSHP
XSHD
AD9
AD8
AD7
AD6
AD5
AD4
AD3
AD2
AD1
AD0
AD0
AD1
AD2
AD3
AD4
AD5
AD6
AD7
AD8
AD9
XSHP
XSHD
V2
V1
V3
V4
VSHT
CAM_SI
XCS_TG
XRST_VTR
XCS_TG
CAM_SO
CAM_SCK
CAM_SI
CH_SCK
CH_SO
CS_CH
XRST_VTR
CH_SO
CH_SCK
VSHT
V4
V3
V2
V1
CS_CH
XRST_VTR
CAM_SO
CAM_SCK
ORIGINAL SERVICE
MANUAL PAGE 4-7
MANUAL PAGE 4-7
THROUGH THE
CD-418
FP-400 FLEXIBLE
CN951
H2
CCD OUT
V4
RG
GND
GND
V3
GND
V1
VSHT
H1
V2
CAM_-7.5V
CAM_15V
IN+
VCC
OUT
IN-
VSS
TIMING GENERATOR
S/H,AGC,A/D CONVERTER
XTAL AMP
VC-304 BOARD (1/12)
C
14
10
A/D CONVERTER,TIMING GENERATOR(CAM BLOCK)
7
F
5
6
11
I
D
E
H
9
XX MARK:NO MOUNT
13
4
K
8
L
B
3
2
G
05
J
12
REC
SIGNAL PATH
VIDEO
SIGNAL
Y/CHROMA
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