Sony DCR-PC115 Service Manual page 15

For Schematic Diagram
• Refer to page 4-19 for printed wiring board.
2
1
VC-270 BOARD(10/18)
VIDEO A/D CONVERTER(IN BLOCK)
A
-REF.NO.:20,000 SERIES-
XX MARK:NO MOUNT
FB701
0uH
D_2.8V
A_2.8V
A_4.6V
L701
10uH
B
70
TO(18/18)
C727
C705
10u
6.3V
6.3V
REG_GND
C
R720
XX
IC801_Y_OUT
Q706
HN1A01FE-Y/GR(TPLR3)
CLP
R702
1k
C701
33p
D
CH
IC801_C_OUT
C702
66
TO(9/18)
0.01u
E
AGC_CONT
ACC_CONT
F
SIGNAL PATH
VIDEO SIGNAL
CHROMA
REC
PB
G
TO(1/18,2/18,
10 SPCK
6/18,12/18)
H
16
3 4 5
NO MARK:REC/PB MODE
R :REC MODE
P :PB MODE
:Voltage measurement is impossible
for the CSP ICs and the Transistors
that are shown with the mark.
L702
Q704
10uH
2SA2018H-T2L
SWITCH
-0.3
4.7
C707
4.6
10u
6.3V
R709
TA
R707 10k
10u 47k
Q705
UNRL21300AS0
C719
SWITCH 0.01u
B
C704
R704 R705
10u
2200 10k
6.3V
R706
C708
10k 0.01u
R-0.3 R-0.3
B
1 4
P0 P0 Q703
0 0 EC3201C-PM-TL
BUFFER
2 5
3 6
R703
R708
C706
680 C709
3900 0.1u
1u
B
B
C711
0.01u
B
B
C712
R710
0.1u
470
B
C713
0.01u
B
C714
0.01u
B
C715
0.01u
B
C716
0.01u
B
C717
0.01u
B
Y Y/CHROMA
4-41
6 7 8
R717
R712
100k
100k
80 79 78 77 76 75 74 73 72 71 70 69 68 67 66 65 64
ADABOT
ADAIN
ADATOP
ADAVDD
ADAVSS
AD8IN
AD8BOT
AD8VDD
IC701
AD8VSS
VIDEO A/D CONVERTER
AD8TOP
AD8TB
IC701
MB87L1241LGA-G-ER
DAVSS
CSP(CHIP SIZE PACKAGE)IC
DAREF
APCVO
AGCVO
CLPVO
ACCVO
DATOP
DABOT
DAVDD
21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40
R719
0
C720 C722
0.1u 0.1u
B B
DCR-PC115/PC115E/PC120BT/PC120E
9 10
C724
0.1u
B
63 62 61
TS0
DYOUT0
DYOUT1
DYOUT2
DYOUT3
DYOUT4
DYOUT5
DYOUT6
DYOUT7
DVSS2
C728
0.1u
DVDD2
B
DCOUT0
DCOUT1
DCOUT2
DCOUT3
DCOUT4
DCOUT5
DCOUT6
DCOUT7
XRST
TCK
TMS
TD_2-3
TDO
4-42
11 12
HI_SI
HI_SO
TO(4/12,11/18,
37
13/18,14/18)
XHI_SCK
TO(6/12,11/18,
13/18,14/18,
57
17/18(CN003),
XSYS_RST
18/18)
71
XCS_IC701
TO(13/18)
IFI_Y0
IFI_Y1
IFI_Y2
IFI_Y3
IFI_Y4
IFI_Y5
IFI_Y6
IFI_Y7
IFI_C0
IFI_C1
IFI_C2
29
IFI_C3
TO(2/18)
IFI_C4
IFI_C5
IFI_C6
IFI_C7
IFI_HD
IFI_VD
IFI_OE
AFCK
TCK
TO(2/18,6/18,
23
TMS 17/18(CN008))
115
TD_2-3 TO(6/18)
TDO 72
TO(17/18(CN008))
VIDEO A/D CONVERTER
VC-270 (10/18)