Sony GV-D1000 Service Manual page 42

COVER COVER
For Schematic Diagram
• Refer to page 4-67 for printed wiring board.
• Refer to page 4-75 for waveforms.
2 3
1
VC-275 BOARD(1/13)
REC/PB AMP(RF BLOCK)
A
XX MARK:NO MOUNT
NO MARK:REC/PB MODE
R :REC MODE
P :PB MODE
RP_4.6V
A_2.8V
1
TO(12/13)
FB3101 0uH
D_1.9V
B
C3101
XX
REG_GND
CTRL0
C3103
CTRL0
XX
CTRL1
CTRL1
SW_PS
C
SW_PS R0.6/P2.6
ALL_PS 2.0
ALL_PS
C3104
RECA1
RECA1 0.01u
B
RECA2 Q3102
RECA2
2SA1832F-Y/GR(TPL3)
RECCK
RECCK
RECDT
RECDT
D
PLLSW
PLLSW C3102
2
TO(2/13) 0.01u
PLLMSK B
PLLMSK
PBCK
R0/
P1.1
4.7
ADDT0
E
R0/P1.1
ADDT1
R0/P1.1
ADDT2
R0/P1.1
ADDT3
R0/P1.1
ADDT4
R0/P1.1
ADDT5
R0/P1.1
SWP
XDRP_SCK
2.8
F
2.0
DRP_SO
0
DRP_SO
DRP_SO
XDRP_SCK
G
XDRP_SCK
XCS_TRF
XCS_TRF
3
TO(6/13)
REC_CRRT0
REC_CRRT0
REC_CRRT1
REC_CRRT1
SWP
SWP
H
REEL_EVR
4
TO(7/13)
CFG_DUTY
RF_MON
5 TO(13/13
RF_IN
(CN933))
SWP
I
16
4-2. SCHEMATIC DIAGRAMS
4-2. SCHEMATIC DIAGRAMS
4 5 6 7
L3103
L3102
10uH
10uH
C3108
C3111
10u 6.3V
10u 10V
TA A TA A
R3103
10k
C3113
C3114
0.01u C3119
47p
B 47p
CH
CH
C3107
0.01u
R3104 B
6800
C3116
0.033u
B
1608
R3107 R3111
12 11 10 9 8 7 6 5 4 3 2 1
150k
470
R2.3/P2.1
CLK CP_TC1
R3113
AD_D_VCC F_GND
R0.1/ 12k
R3109
P1.3
DATA0 R_REF2
R0/
IC3101 R3110 10k
P0.6
DATA1 R_REF3
R2.2/
C3115
P1.9
DATA2 DECUP
0.1u
A/D CONV,EQ,PLL
2.8
DATA3 F_VCC
IC3101 R0.1/P2.7
DATA4 IN
CXA2071R-T4
DATA5 TESTIN
23 2.8
C3120
AD_D_GND DC_TC2
0.01u
XSCK DC_TC1
VDD AGC_GND
R3.4/P2.3
SI AGCTC2
C3117
470p
B
R3108
1M
25 26 27 28 29 30 31 32 33 34 35 36
C3109
R3106
0.01u
C3112
C3118
0
B
470p 0.01u
B
B
C3110
0.01u R3112
68
B
C3105
0.1u
B
4-17
VC-275 BOARD SIDE A VC-275 BOARD SIDE B
VC-275 BOARD SIDE A VC-275 BOARD SIDE B
8 9 10
L3104
10uH
C3122
10u 10V
TA A
R3118
9100
± 0.5%
R3119
R3117 9100
± 0.5%
22k
C3128
R3115 C3125
0.01u
10k XX
B
R3114
4700
24 23 22 21 20 19 18
12k
C3123 23
0.1u
B
R0/P2.1
CO
C3124
B R0/P2.1
0.1u
CE
B
PBYOUT IC3103
R4.1/P2.4
4.7
C3121
VCC2
0.01u
C3126 HEAD AMP
B
PB_X_OUT
0.01u
B
B CXA2072R-T4
GND
R1.9 IC3103
C3127
RECA2
/P0
0.01u RECA2
B 2.8
VCC3
R1.9
RECA1 /P0
RECA1
R1.9
SW_PS /P0
PBSW_PS
CTRL0 1.0
CONT0
1.9
CTRL1 24 25
CONT1
37 38 39 40 41 42 43 44 45 46 47 48
ALL_PS
RECCK
RECDT
C3131
0.1u
B
11 12 13
SIGNAL PATH
VIDEO SIGNAL
CHROMA Y Y/CHROMA
ANALOG IN
DV IN
SIGNAL PATH
Ref.signal
A
R3120
22k
A
R3132 XX
17 16 15 14 13
R3.3/P1.7
YL
CN3101
R3.3/P1.7
XL
1 GND
R3128
1.3
D1L
XX 2 YSDL
GND
3 XSDL
R3.6/P1.7 R3129
D2O
220
4 GND
± 0.5%
R3.3/P1.7
27 YO
5 YODD
R3.3/P1.7
XO
6 XODD
R3.6/P1.7 R3130
DIO
220
7 GND
± 0.5%
GND
8 YEVEN
R3131
R3.6/P1.7
D2E
26 220 9 XEVEN
± 0.5%
R3.3/P1.7
27 YE
10 GND
R3.3/P1.7
XE
R3125
220
± 0.5%
A
C3133
0.1u
B
A
4-18
GV-D1000/D1000E
14 15 16
VIDEO/AUDIO/
AUDIO
SERVO
SIGNAL SIGNAL
REC REC/PB PB
LND314
LND313
MD BLOCK
J-MECHANISM
(1/2)
10P
ODD
EVEN
VIDEO HEAD
LND312
LND311
VC-275 (1/13)