Sony DCR-TRV140M Посібник з обслуговування - Сторінка 7
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VC-273 (DIGITAL REC/PB AMP) SCHEMATIC DIAGRAM • See page 4-11 for VC-273 printed wiring board. • See page 4-65 for waveforms.
1
2
3
VC-273 BOARD (6/16)
A
DIGITAL REC/PB AMP(RF BLOCK)
-REF.NO.:10,000 SERIES-
XX MARK:NO MOUNT
NO MARK:REC/PB MODE
R:REC MODE
P:PB MODE
RP_4.75V
B
RP_6.0V
37
VC-273 BOARD (16/16)
RP_2.8V
REG_GND
16
VC-273 BOARD (4/16)
RF_1.9V
C
SW_PS
SW_PS
D
ALL_PS
ALL_PS
RECA1
RECA1
RECA2
RECA2
RECCK
RECCK
RECDT
RECDT
PLLSW
PLLSW
E
PLLMSK
PLLMSK
25
VC-273 BOARD (4/16)
F
PBCK
ADDT0
ADDT1
ADDT2
ADDT3
ADDT4
G
ADDT5
XDRP_SCK
DRP_SO
H
DRP_SO
DRP_SO
XDRP_SCK
XDRP_SCK
XCS_TRF
XCS_TRF
REC_CRRT0
REC_CRRT0
REC_CRRT1
38
VC-273 BOARD (10/16)
REC_CRRT1
DV_RF_SWP
I
DV_RF_SWP
XFE_ON
XFE_ON
XME/MP
39
VC-273 BOARD (9/16)
XME/MP
40
J
VC-273 BOARD (14/16)
RF_MON
T_REEL_EVR
41
VC-273 BOARD (11/16)
S_REEL_EVR
05
4
5
6
7
L3103
L3102
10uH
10uH
C3108
C3111
10u
10u
16V
16V
R3103
C3107
10k
0.01u
R1/P2.6
Q3102
V.REF
C3113
0.01u
1.9
R3104
C3104
6800
0.01u
Q3102
2PA1774RJ-115
:TRV140E
2SB1462J-QR(K8).S0
:TRV140/
TRV140M
C3102
0.01u
0
0
R2.8/P2.2
12
11
10
9
8
7
6
5
4
3
2
1
R0.4/P1.1
R2.8/P2.2
CLK
CP TC1
4.7
AD D VCC
F GND
R0.4/P1.1
R0.1/P1.2
DATA0
R REF2
R0.4/P1.2
R0/P0.6
DATA1
R REF3
R0.4/P1.2
IC3101
R2.3/P1.9
DATA2
DECUP
R0.4/P1.2
2.8
EQ,PLL,A/D CONVERTER
DATA3
F VCC
R0.4/P1.2
R0.3/P2.7
IC3101
DATA4
IN
R0.4/P1.2
CXA2071R-T4
DATA5
TESTIN
(TRF)
AD D GND
DC_TC2
R0/P2.8
XSCK
DC_TC1
1.9
VDD
AGC GND
0
R3.5/P2.4
SI
AGCTC2
25 26 27 28 29 30 31 32 33 34 35 36
2.8
4.7
R3.5/P2.7
C3105
0.01u
C3109
0.01u
C3112
470p
C3110
0.01u
8
9
10
11
L3105
220uH
L3104
10uH
C3122
Q3123
10u
UP04601008S0
16V
C3114
C3119
47p
47p
R3115
C3128
10k
0.01u
C3116
0.033u
R3114
4700
R3107
R3111
24
150k
470
C3123
6800p
0
CO
0
C3124
CE
6800p
R4.7/P0
R3113
24k
0.5%
12
PBYOUT
R3110
10k
4.7
VCC2
C3126
PB X OUT
0.01u
C3115
0.1u
GND
R1.9/P0
RECA2
RECA2
2.8
VCC3
C3127
RECA1
R1.9/P0
C3120
0.01u
RECA1
0.01u
R1.9/P0
SW_PS
PBSW_PS
R1.5/P0
CONT0
2.8
CONT1
C3117
470p
13
R3108
1M
37 38 39 40 41 42 43 44 45 46 47 48
0
ALL_PS
RECCK
RECDT
DCR-TRV140/TRV140E/TRV140M
12
13
14
Q3111
2PA1774RJ-115
:TRV140E
2SB1462J-QR(K8).S0
:TRV140/TRV140M
RB3101
L3106
C3138
R3136
4.7
12uH
22k
100p
2200
C3140
R3132
R3143
4.3
XX
270
R3138
R4.3/
R3127
100
P4.7
33k
R4.3/
C3136
R3133
R2/
P4.7
82p
220
P4.7
R4.1/
P4.7
6
3
R1.4/
P2.3
2
5
Q3116
C3139
R3137
0
2SA1965-S-TL
150p
4700
R3.8/
1
4
P4.7
R3144
R3.6/
C3135
R1.2/
560
P4.7
100p
P2.8
Q3104
PDTC144EEF-115
:TRV140E
UN9213J-(K8).S0
:TRV140/TRV140M
SWITCH
XME/MP
0
R3122
330k
0.5%
3.6
3.6
5
0
4
3
0
6
1
R3121
Q3124
8200
UP04213008S0
0.5%
SWITCH
2
3.6
2.8
23
22
21
20
19
18
17
16
15
14
13
YL
XL
D1L
GND
IC3103
R4.8/P1.7
R3129
D2O
220
R4.5/P1.7
0.5%
REC/PB AMP
YO
11
R4.5/P1.7
IC3103
XO
CXA2072R-T4
R4.7/P1.7
R3130
DIO
220
(TRW)
0.5%
GND
R4.7/P1.7
R3131
D2E
220
R4.5/P1.7
0.5%
YE
R4.5/P1.7
XE
14
5.9
R4.7/P1.7
SIGNAL PATH
R3125
220
REC
0.5%
PB
C3131
C3133
0.01u
0.1u
Ref.signal
15
16
17
56
C3134
0.1u
Q3111,3116,3123
FLYING
ERASE OSC
MECHANISIM DECK
CN3101
11P
(M2000)
11
FE(X)
FLYING
ERASE
10
FE(Y)
9
GND
8
YEVEN(SP2Y)
EVEN
7
XEVEN(SP2X)
6
GND
5
YODD(SP1Y)
ODD
4
XODD(SP1X)
3
GND
VIDEO HEAD
2
GND
1
GND
VIDEO SIGNAL
AUDIO
SIGNAL
Y/CHROMA
REC
REC/PB
PB
DIGITAL REC/PB AMP
VC-273 (6/16)