Video Out) Schematic Diagram - Sony DCR-TRV140 Service Manual

DCR-TRV140/TRV140E/TRV140M
VC-273 (VIDEO OUT) SCHEMATIC DIAGRAM • See page 4-11 for VC-273 printed wiring board. • See page 4-65 for waveforms.
1
VC-273 BOARD (7/16)
A
VIDEO OUT(IO BLOCK)
-REF.NO.:10,000 SERIES-
NO MARK:REC/PB MODE
B
42
VC-273 BOARD (16/16)
43
VC-273 BOARD (14/16)
C
44
VC-273 BOARD (8/16)
D
E
30
VC-273 BOARD (5/16)
F
05
VIDEO OUT
VC-273 (7/16)
2 3 4
A_4.75V
L3703
10uH
REG_GND
S_C_I/O
VIDEO_I/O
S_Y_I/O
SDC_ON
VOUT_ON
C3703 C3708
22p 33p
1.6
L3701 L3704 1
R3701
5.6uH 8.2uH
270
2
CAIN_Y_OUT
1
6
C3709
C3701 C3705
150p
33p 120p
Q3701
UP04401008S0
C3702
C3706 C3710
BUFFER
33p
120p 150p
CAIN_C_OUT
R3702
C3704
C3707
270
22p 33p
L3702
L3705
5.6uH 8.2uH
Q3702,3703
2PC4617RJ-115 :TRV140E
2SD2216J-QR(K8).S0 :TRV140/TRV140M
4-27
5 6
0.1
4.7
6 4
1.2
2 5
Q3708
UP04316008S0 C3728
1 3 10u
SWITCH
6.3V
4.6
4.6
R3712 R3716
Q3704
470 10k UP04501008S0
6 3 BUFFER
RB3701
3
2 5
2.2k
Q3702
1 4
BUFFER 3
2.5 2.7
R3708 2.9
220
1.7 2.3
C3716 R3711
4
220
120p
RB3702
1.1
2.2k
5 Y
R3713 R3717
3 18k
10k C3717
1u
R3718
R3714
470 10k
Q3703
3.3
BUFFER
2.9
R3709
2.3
220
C
R3719 C3718
1u
18k
R3715
C3715 R3710
10k
120p
220
7 8
C3714
10u
6.3V
Q3707
R3724
UP04312008S0
1k
SWITCH
IC3701
15
Y/C MIX BUFFER
IC3701
BA7665FS-E2
0.1
MUTE_A VCC1
Y 2
INA OUTA1
3.3
C3719
GND OUTA2
2.2u
GND VCC2
GND MIXOUT1
18
N.C MIXOUT2
C 1.9
INB N.C
C3720
MUTE_B OUTB
0.01u
16
SIGNAL PATH
VIDEO SIGNAL
CHROMA Y Y/CHROMA
PB
4-28
9 10
4.7
1 4
2 5 RB3703
75
0
6 3
4.7
0
19 R3731
10k
C3727
0.01u
4.7
C3722
220u 4V
1.8
1.8 Y
C3723
22u
4.7
4V
C3724 220u 4V
2
2 V
C3725
22u
4V
2.3
C
C3726
0.01u
17