Sony DCR-TRV230 Service Manual page 87

For Schematic Diagram
• Refer to page 4-11 for printed wiring board.
2 3
1
VC-254 BOARD(8/18)
NO MARK:REC/PB MODE
R :REC MODE
VIDEO A/D CONV.
P :PB MODE
A
-REF.NO.:10000 SERIES-
XX MARK:NO MOUNT
L3602
10uH
A_2.8V
82 REG_GND
TO(18/18)
L3601
10uH
A_4.75V
B
D_2.8V
R3660
C3601
2200
10u
R3608
4V
XX
Q3601
2SA1774HT2L
0.7
R3658 AMP
1k
0
12
TO(7/18) TAKO_Y_OUT
C3636 Q3602
C
22p R3659
UP04601008S0
CH
3900
BUFFER
74 TAKO_C_OUT
TO(7/18)
C3603
0.01u
B
D
AGC_CONT
79
TO(7/18)
ACC_CONT
E
F
TO(1/18,2/18
3 5/18,17/18
SPCK
(CN1104))
SIGNAL PATH
VIDEO SIGNAL
CHROMA
REC
G
PB
16
4 5 6
FB3601
0uH
C3633
10u
C3610
4V
10u
C3622
4V
0.01u
B
C3604
1608
6.3V
10u
80 79 78 77
R3611
R3607
10k 10k
0.7
2.8
0.1
0.7
C3611
0.01u
B
0
0.2
ADABOT
0.2
ADAIN
0
R3617
680 ADATOP
C3612
ADAVDD
1u
ADAVSS
R0.5/P0.3
AD8IN
C3614
0
0.01u B
C3608
AD8BOT
0.1u
AD8VDD
C3615
0.1u B
AD8VSS
C3616
0
0.01u B
AD8TOP
0
AD8TB
R3622
C3617
470
0.01u B
DAVSS
0
DAREF
C3618
APCVO
0.01u
0.1
B
AGCVO
0.1
CLPVO
0.1
ACCVO
C3619
0
0.01u B
DATOP
0
DABOT
C3620
0.01u DAVDD
B
21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40
C3626
0.1u
Y Y/CHROMA
4-29
7 8 9
R3657
100k
C3631
0.1u
B
76 75 74 73 72 71 70 69 68 67 66 65 64 63 62 61
TS0
R1.1/P0
DYOUT0
R1.1/P0
DYOUT1
R1.1/P0
DYOUT2
R1.1/P0
DYOUT3
R1.6/P0
DYOUT4
IC3603
R1.2/P0
DYOUT5
R1.0/P0
DYOUT6
VIDEO A/D CONVERTER
R1.3/P0.1
DYOUT7
DVSS2
IC3603
2.8
MB87L1241PFV-G-BND-ER DVDD2
R1.0/P0
DCOUT0
R1.0/P0
DCOUT1
R1.0/P0
DCOUT2
R1.0/P0
DCOUT3
R1.0/P0
DCOUT4
0
DCOUT5
0
DCOUT6
0
DCOUT7
2.8
XRST
R3656
0
2.8
C3629
0.1u
B B
DCR-TRV230/TRV330/TRV530
10 11 12
TO(10/18,11/18
83
13/18,17/18(CN1104))
HI_SI
84
XCS_ALIGN TO(10/18)
HI_SO
TO(5/18,10/18,11/18
63
13/18,17/18(CN1117))
XHI_SCK
TO(5/18,10/18,11/18
XSYS_RST 58
13/18,17/18(CN1117))
TCK
TCK
TMS 42
TO(4/18,17/18(cn1104))
TMS
TD_2-3
86
TD_2-3
TO(17/18(CN1104))
TD_3-4
TD_3-4
43
TO(4/18)
IFI_Y0
IFI_Y1
IFI_Y2
IFI_Y3
IFI_Y4
IFI_Y5
IFI_Y6
IFI_Y7 20
TO(2/18,17/18(CN1104))
C3634
0.1u
B
IFI_C0
IFI_C1
IFI_C2
IFI_C3
IFI_C4
IFI_C5
85
TO(17/18(CN1104))
IFI_C6
IFI_C7
TO(2/18,13/18
22
IFI_VD
17/18(CN1104))
IFI_HD
21
TO(2/18,17/18(CN1104))
IFI_OE
AFCK 33
TO(4/18,17/18(CN1104))
4-30
VIDEO AD CONVERTER
VC-254 (8/18)