Base Band Input - Sony DCR-TRV820 Service Manual

DCR-TRV820/TRV820E/TRV820P
VC-235 (BASE BAND INPUT) SCHEMATIC DIAGRAM • See page 4-11 for VC-235 printed wiring board.
1 2 3
VC-235 BOARD (5/16)
A
BASE BAND INPUT (ALIGN BLOCK)
-REF.NO.:10,000 SERIES-
XX MARK:NO MOUNT
NO MARK:REC/PB MODE
R:REC MODE
P:Digital8 PB MODE
C:Hi8/Std8 PB MODE
B
2 VC-235 BOARD
SPCK
(1/16,2/16,6/16,7/16)
A_2.8V
31
VC-235 BOARD (16/16)
REG_GND
C
A_4.75V
R3604
0
Q3606
2SA1832F-Y/GR(TPL3)
D
BUFFER
TAKO_Y_OUT
Hi8/Std8 LINE
TAKO_C_OUT
E
Hi8/Std8 LINE
F
ALIGN_APC_ERROR
24
VC-235 BOARD (4/16)
AGC_CONT
ACC_CONT
G
TAKO_CK
C3602
H
XX
4
VC-235 BOARD (1/16) ALIGN_APC_ERROR
05

BASE BAND INPUT

VC-235 (5/16)
4 5 6
SIGNAL PATH
VIDEO SIGNAL
CHROMA Y
REC
PB
L3602 10uH
C3610
Q3604,3605
10u
+B SWITCH
4V
L3601 Q3604
10uH 2SB1295-UL5/6-TB
C3622
4.7 R-1.5/ P-1.5/ C4.7
1u
C3604 R4.7/
10u P4.7/ R3618
6.3V C4 10k
R4.7/P4.7/C0
R3612
47k R0/P0/C2.7
R3606 Q3605
XX RN1104F(TPL3)
R3660 R-1.5/
C3601 10u 4V
2200 P-1.5/C4.7
R-1.5/ R3620
R0/P0/C2 R-1.5/ C3611
R3607
XX
P-1.5/ P-1.5/ 1u
10k
C1.9
C2.7
R-1.5/ Hi8/
Std8
P-1.5/C2
LINE
R3611
R0.7/ 10k
R3659
P0.7/C1.4
3900
R3617 R0/P0
C3636 C3612
680
/C1.3
22p 1u
C3613
Q3602 Q3603
0.01u
2SC4738F-Y/GR(TPL3)
2SA1832F-Y/GR(TPL3)
BUFFER
CLAMP
C3614 1u
C3603
Hi8/Std8 LINE
0.01u C3615
0.01u
C3616 1u
R3622
C3617 1u
470
C3618 1u
C3619
0.01u
C3620
0.01u
C3621
0.01u
4-23
7 8 9
R3643 R3657
0 100k
R3608
R3644 XX
XX
80 79 78 77 76 75 74 73 72 71 70 69 68 67 66 65 64 63
R0/
P0/
C0.7
ADABOT
R0/P0/C1.3
ADAIN
R0/P0/C2.1
ADATOP
2.8
ADAVDD
ADAVSS
1.1
AD8IN
IC3603
R0/P0/C0.5
(BBI)
AD8BOT
2.8
AD8VDD A/D CONVERTER
AFC
AD8VSS AGC
R0/P0/C1.5
AD8TOP
IC3603
R0/P0/C1.5
AD8TB
MB87L1241PFV-G-BND-ER
DAVSS
R0.2/P0.2/C1.4
DAREF
R1.2/P1.2/C0.7
APCVO
R0.5/P0.5/C1.6
AGCVO
R0.7/P0.7/C1.6
CLPVO
R0.5/P0.5/C1.3
ACCVO
R0.1/P0.1/C1.6
DATOP
R0/P0/C1.2
DABOT
2.8
DAVDD
21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40
R3636 0
R3648
XX R3656
R3639
0
C3626 C3629
R3646
0.1u 0.1u
XX
10 11 12
C3631
0.1u
FB3601
0uH
C3632
0.01u
62 61
C3633
10u
6.3V
TS0
R1.1/P0.1/C1.1
DYOUT0
R1.1/P0.1/C1.1
DYOUT1
R1/P0.1/C1
DYOUT2
R1/P0.1/C1
DYOUT3
R1.5/P0.1/C1.5
DYOUT4
R1.2/P0.1/C1.2
Hi8/Std8 LINE
DYOUT5
R0.7/P0.1/C0.7
DYOUT6
R0.4/P0.1/C0.4
DYOUT7
DVSS2
C3634
2.8
0.1u
DVDD2
R1.1/P0.1/C1.1
DCOUT0
R1/P0.1/C1
DCOUT1
R1.1/P0.1/C1.1
DCOUT2
R1/P0.1/C1
DCOUT3
R0.1/P0.1/C0.8
DCOUT4
R0.1/P0.1/C0.8
Hi8/Std8 LINE
DCOUT5
R0.1/P0.1/C0.8
DCOUT6
R0.1/P0.1/C1.8
DCOUT7
2.7
XRST
2.8
0
TCK
C3630
TMS
0.1u
TD_2-3
TD_3-4
4-24
13 14
32
VC-235 BOARD (10/16)
XCS_ALIGN
HI_SI
VC-235 BOARD
33
HI_SO
(6/16,10/16,11/16,12/16)
XHI_SCK
XSYS_RST
31
D_2.8V VC-235 BOARD (16/16)
IFI_Y0
IFI_Y1
IFI_Y2
IFI_Y3
IFI_Y4
IFI_Y5
IFI_Y6
20
VC-235 BOARD (2/16,6/16)
IFI_Y7
IFI_C0
IFI_C1
IFI_C2
IFI_C3
IFI_C4
IFI_C5
34
VC-235 BOARD (6/16)
IFI_C6
IFI_C7
35
IFI_VD VC-235 BOARD (11/16)
IFI_HD
20
VC-235 BOARD (2/16,6/16)
IFI_VD
IFI_OE
AFCK
TCK
36
TMS VC-235 BOARD (6/16)
TD_2-3
TD_3-4