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DCR-TRV140/TRV140E/TRV140M
VC-273 (DIGITAL REC/PB AMP) SCHEMATIC DIAGRAM
• See page 4-11 for VC-273 printed wiring board.
• See page 4-65 for waveforms.
4-25
4-26
DIGITAL REC/PB AMP
VC-273 (6/16)
:TRV140E
:TRV140/
:TRV140E
:TRV140/TRV140M
:TRV140E
:TRV140/TRV140M
NO MARK:REC/PB MODE
R:REC MODE
P:PB MODE
11
14
12
13
4.3
R3.6/
P4.7
R4.3/
P4.7
0
R4.3/
P4.7
4.7
R4.1/
P4.7
3.6
0
0
3.6
3.6
0
R1.4/
P2.3
R2/
P4.7
R1.2/
P2.8
R3.8/
P4.7
0
R4.7/P1.7
0
R4.8/P1.7
1.9
R1.2/P0
R1/P0
5.9
R2.8/P1.3
R2.3/P2.6
R2.8/P2.6
R2.8/P1.3
R1.3/P1.9
1.9
2.8
0
4.7
2.8
2.8
R4.7/P0
R1.9/P0
R1.9/P0
R1.9/P0
R1.5/P0
R4.5/P1.7
R4.5/P1.7
R4.7/P1.7
R4.7/P1.7
R4.5/P1.7
R4.5/P1.7
0
1.9
4.7
R0.4/P1.1
R0.4/P1.1
R0.4/P1.2
R0.4/P1.2
R0.4/P1.2
R0.4/P1.2
R0.4/P1.2
R0/P2.8
R2.8/P2.2
R0.1/P1.2
R0/P0.6
R2.3/P1.9
2.8
R0.3/P2.7
R3.5/P2.4
R1.1/P2.6
2.8
4.7
0
2.8
0
R1/P0
R2.8/P2.2
2.8
R3.5/P2.7
1.5
1.4
1.5
2.8
4.7
4.7
R1.4/P0.7
R2.6/P1.5
1.9
R1/P2.6
TRV140M
CXA2071R-T4
IC3101
1
CP TC2
2
F
AST ACCESS
3
PLL GND
4
PD HOLD
5
REC DA
T
A
6
PLL VCC
7
REC XP
8
AD A VCC
9
LOCK MON
10
VRB
11
VR
T
12
AD A GND
13
CLK
14
AD D VCC
15
DATA0
16
DATA1
17
DATA2
18
DATA3
19
DATA4
20
DATA5
21
AD D GND
22
XSCK
23
VDD
24
SI
25
XCS
26
S IO GND
27
A
TF3
28
A
TF2
29
A
TF1
30
I/O VCC
31
JSWP
32
A
TF OUT
33
BUF VCC
34
BUF OUT
35
AGC VCC
36
AGCTC1
37
AGCTC2
38
AGC GND
39
DC_TC1
40
DC_TC2
41
TESTIN
42
IN
43
F VCC
44
DECUP
45
R REF3
46
R REF2
47
F GND
48
CP TC1
CXA2072R-T4
IC3103
1
XE
2
YE
3
D2E
4
GND
5
DIO
6
XO
7
YO
8
D2O
9
GND
10
D1L
11
XL
12
YL
13
D2L
14
GND
15
GND
16
GND
17
FBDP_R
18
PEAKT_IR
19
PEAKI_IR
20
RECI_IR
21
PB_IR
22
RECCONT_E
23
RECCONT_O
24
CL
25
CO
26
CE
27
PBYOUT
28
VCC2
29
PB X OUT
30
GND
31
RECA2
32
VCC3
33
RECA1
34
PBSW_PS
35
CONT0
36
CONT1
37
ALL_PS
38
TEST
39
VDD
40
CLK
41
GND
42
D
ATA
43
VCC1
44
NC
45
GND
46
GND
47
GND
48
D1E
0.1u
C3115
10k
R3110
470p
C3117
0.5%
22k
R3120
22k
R3117
0.5%
220
R3129
0.5%
220
R3130
0.5%
220
R3131
0.5%
220
R3125
6800p
C3123
6800p
C3124
470
R3111
0.033u
C3116
150k
R3107
0.01u
C3121
0.01u
C3107
0.01u
C3105
0.01u
C3102
10uH
L3104
0.01u
C3110
0.01u
C3109
47p
C3114
0.01u
C3113
47p
C3119
0.01u
C3120
0.01u
C3127
0.01u
C3128
0.5%
13k
R3118
0.5%
22k
R3119
0.1u
C3133
16V
10u
C3108
0.01u
C3131
RP_4.75V
RP_2.8V
REC_CRRT0
REC_CRRT1
XCS_TRF
0.01u
C3126
10uH
L3103
16V
10u
C3122
16V
10u
C3111
XME/MP
Q3102
0.01u
C3104
6800
R3104
10k
R3103
0.5%
330k
R3122
0.5%
8200
R3121
1M
R3108
XDRP_SCK
DRP_SO
10uH
L3102
REG_GND
RF_MON
RECCK
ALL_PS
PLLSW
RECA2
RECDT
RECA1
PLLMSK
SW_PS
XFE_ON
82p
C3136
33k
R3127
150p
C3139
220
R3133
2200
R3136
2SA1965-S-TL
Q3116
56
R3143
270
R3132
100p
C3138
100
R3138
R3144
560
220uH
L3105
XX
C3140
Q3111
100p
C3135
4700
R3137
C3134
0.1u
12uH
L3106
RP_6.0V
PBCK
ADDT0
ADDT1
ADDT2
ADDT3
ADDT4
ADDT5
RF_1.9V
T_REEL_EVR
S_REEL_EVR
Q3123
UP04601008S0
3
5
4
6
2
1
UP04213008S0
Q3124
6
2
1
3
5
4
Q3104
11P
CN3101
1
2
3
4
5
6
7
8
9
10
11
DV_RF_SWP
0.5%
24k
R3113
RB3101
22k
10k
R3115
4700
R3114
470p
C3112
1
A
REC_CRRT0
REC_CRRT1
ALL_PS
SW_PS
RECA2
REC_CRR
T0
REC_CRR
T1
RECA1
RECCK
RECDT
PLLSW
RECDT
PLLMSK
DRP_SO
XDRP_SCK
XCS_TRF
XDRP_SCK
DRP_SO
DV_RF_SWP
XCS_TRF
SW_PS
ALL_PS
RECA1
RECA2
RECCK
RECDT
PLLSW
PLLMSK
XFE_ON
XME/MP
DV_RF_SWP
XME/MP
XFE_ON
(TRF)
(TRW)
FE(X)
XODD(SP1X)
FE(Y)
GND
GND
GND
YEVEN(SP2Y)
GND
XEVEN(SP2X)
GND
YODD(SP1Y)
Ref.signal
REC
AUDIO
Y/CHROMA
PB
SIGNAL PATH
SIGNAL
VIDEO SIGNAL
VIDEO HEAD
ODD
EVEN
ERASE
MECHANISIM DECK
(M2000)
IC3103
REC/PB AMP
EQ,PLL,A/D CONVERTER
IC3101
SWITCH
Q3102
2SB1462J-QR(K8).S0
2PA1774RJ-115
2PA1774RJ-115
2SB1462J-QR(K8).S0
ERASE OSC
PDTC144EEF-115
UN9213J-(K8).S0
V.REF
VC-273 BOARD (16/16)
37
VC-273 BOARD (4/16)
16
VC-273 BOARD (4/16)
25
VC-273 BOARD (10/16)
38
VC-273 BOARD (9/16)
39
40
VC-273 BOARD (14/16)
VC-273 BOARD (11/16)
41
7
9
05
10
B
D
15
17
3
16
F
J
13
E
2
C
4
11
8
5
12
H
G
14
I
6
XX MARK:NO MOUNT
DIGITAL REC/PB AMP(RF BLOCK)
-REF.NO.:10,000 SERIES-
VC-273 BOARD (6/16)
SWITCH
REC
PB
REC/PB
FLYING
FLYING
Q3111,3116,3123