Read Sony DCR-TRV250 Service Manual online
COVER
COVER
DCR-TRV250
For Schematic Diagram
• Refer to page 4-67 for printed wiring board.
• Refer to page 4-83 for waveforms.
• Refer to page 4-67 for printed wiring board.
• Refer to page 4-83 for waveforms.
4-2. SCHEMATIC DIAGRAMS
VC-305 BOARD SIDE A
VC-305 BOARD SIDE B
4-2. SCHEMATIC DIAGRAMS
VC-305 BOARD SIDE A
VC-305 BOARD SIDE B
4-17
4-18
VC-305 (5/20)
P:PB MODE
R:REC MODE
NO MARK:REC/PB MODE
1
2.4
0.1
4.7
R2.2/P2
1.6
4.7
2.0
1.7
1.3
1.3
4.7
4.7
1.9
0
4.7
0
2.9
2.7
R0.4/P0.2
R2.8/P0
15
13
14
2.6
55
(19/20)
(1/20)
15
49
(4/20)
(20/20)
56
57
(13/20)
(13/20)
58
(2/20)
24
(2/20)
32
RB3701
33
Q3702
XX
XX
R3704
C3734
10u
16V
16V
XVIDEO_IN
SDC_IN
RB3702
33
C3717 1u
RB3706
XX
ACC_CONT
2220u
C3736
4V
S_Y_I/O
VD_SCK
2.2u
C3729
C3706
XX
R3721
22k
S_C_I/O
VD_SO
XX
Q3701
0
R3727
XCS_IC3701
VIDEO_I/O
C3730
0.01u
XX
Q3703
6
2
1
3
5
4
C3710
2.2u
0.01u
C3731
L3705
10uH
10uH
IC8001_C_OUT
2.2u
C3728
RB3704
XX
IC8001_Y_OUT
C3715
XX
C3724
0.1u
AGC_CONT
IC3701_Y_OUT
IC3701_C_OUT
XX
R3705
AN2225NFHQBA
IC3701
1
2
3
4
5
6
7
8
9
10 11 12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
RB3703
1k
C3707 1u
C3716
10u
A_4.6V
D_2.8V
L3701
10uH
10uH
IC2201_C_OUT
C3702
XX
XX
C3701
10k
R3726
RB3705
XX
2220u
C3737
4V
C3735
0.01u
IC2201_Y_OUT
R3728
XX
XX
C3719
0.01u
C3723
AD8_C
XX
R8507
AD7_C
XX
C8509
XX
R8506
AD0_C
RB8504
100k
AD6_C
ADCK27
XX
C8510
XX
L8501
RB8502
100k
XX
C8505
CLPVO
AD2_C
AD9_C
A_2.8V
RB8503
100k
XX
Q8504
3
5
4
6
2
1
XX
C8502
XX
16V
C8503
AD4_C
1
XPD
2
N.C
3
VCOM
4
VRN
5
AIN
6
VRP
7
AVDD
8
AVSS
9
N.C
10
DVDD
11
DVSS
12
N.C
13
N.C
14
CK1
15
D9
16
D8
17
D7
18
D6
19
D5
20
D4
21
D3
22
D2
23
D1
24
D0
AD1_C
XX
XX
L8502
AD5_C
AD3_C
XX
C8507
XX
C8508
LINE_Y_ON
FB8501
XX
C8506
RB8501
XX
REG_GND
1
A
VD_SO
VD_SCK
XCS_IC3701
VIDEO_I/O
ACC_CONT
AGC_CONT
DR_C_OUT
ACC_CONT
AGC_CONT
XCS_IC3701
VD_SO
VD_SCK
DR_V_OUT
DR_Y_OUT
DR_Y_OUT
DR_V_OUT
S_Y_I/O
S_C_I/O
S_Y_I/O
S_C_I/O
DR_C_OUT
VIDEO_I/O
C_GCA_CONT
AGC_VOUT
C_IN2
MAIN_VCC
C_IN3
D_GND
C_IN4
D_VCC
SI
XSCK
XCS
C_GND
SDC
DRV_C_OUT
C_VCC
Y_GND
Y_INV
DRV_Y_OUT
Y_VCC
V_GND
V_INV
DRV_V_OUT
V_VCC
IR_V_OUT
MM_TC2
4FSC_OUT
MM_TC3
XT
AL
PLL_VCC
EXT
AL
APC_FIL
BGT_OUT
PLL_GND
INPUT_C_OUT
VREF
IR
MAIN_GND1
Y_IN1
MAIN_GND2
SYNC_SEP_TC
Y_IN2
CLAMP_TC1
Y_IN3
CLAMP_TC2
Y_IN4
Y_GCA_CONT
C_IN1
IC3701
VIDEO OUT
Y
Y/CHROMA
CHROMA
SIGNAL PATH
VIDEO SIGNAL
PB
6
7
05
VIDEO OUT
2
H
E
C
11
4
8
VC-305 BOARD (5/20)
K
I
F
J
13
XX MARK:NO MOUNT
B
10
D
5
12
G
9
3
INPUT_Y_OUT
XX
IC8501
XX
XX
XX
XX
XX
C3712
C3705 XX
C3704
C3709
C3711
C3708
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