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DCR-TRV725E/TRV730/TRV730E/TRV828/
TRV828E/TRV830/TRV830E
4-33
4-34
DIGITAL8 PB RF AMP
VC-262 (10/22)
For Schematic Diagram
• Refer to page 4-11 for printed wiring board.
• Refer to page 4-101 for waveforms.
• Refer to page 4-11 for printed wiring board.
• Refer to page 4-101 for waveforms.
NO MARK:REC/PB MODE
R :REC MODE
P :PB MODE
R :REC MODE
P :PB MODE
0
18
2.8
R0.1/P1.2
R1.9/P0
17
R2.6/P1.5
R0.1/P1.0
R4.7/P4.6
R0.1/P1.1
R4.1/P2.4
R0.1/P1.1
0.1
R0.1/P1.0
R0/P2.2
0.1
0
R0/P2.2
16
2.8
0
1.3
0
0
1.9
2.8
R2.8/P2.6
R1.4/
P4.6
R3.4/
P2.3
P2.3
R2.3/
2.8
R2.8/P2.6
R2.0/P4.6
R2.3/P2.1
2.8
R2.3/P1.3
R1.2/P2.8
R0.9/P0
R0.1/P2.7
2.8
R3.7/P4.6
2.8
R4.8/
P1.7
R2.3/P1.9
2.8
-0.4
2.8
R0.9/P0
1.4
R0/P0.6
1.9
0
2.8
R0.7/P0
1.4
4.6
-0.4
R0.1/P1.2
R0.4/
5.9
0
R4.2/
P4.6
P4.6
P2.1
1.5
P2.6
1.9
-0.4
1.5
R4.0/
P4.6
R3.4/P2.2
2.8
0
2.7
0.4
R4.5/
P4.6
1.4
-0.4
R0.1/
R0.4/
P2.6
P2.6
R2.8/P2.6
2.8
P1.0
0
1.9
R1.9/P0
R2.8/P2.6
1.9
0
R1.9/P0
15
2.8
3.9
R4.1/P2.4
19
0
R0.1/P1.1
1.4
P4.6
R4.7/
R4.7/
P4.6
R4.7/P4.6
R4.7/P4.6
R4.8/
P1.7
P1.7
R4.6/
P1.7
R4.6/
P1.7
R4.8/
R4.8/
P1.7
P1.7
R4.6/
P1.7
R4.6/
P-0.4
R-0.5/
P4.6
R4.7/
P-0.4
R-0.5/
16
REC_CRRT0
0.01u
B
C3127
DV_PB_RF
10k
R3115
0.01u
B
C3131
B
470p
C3112
22k
R3117
0.01u
B
C3137
PLLSW
±
0.5%
12k
R3121
33k
R3127
3900
R3139
UP04501008S0
Q3120
±
0.5%
22k
R3120
3900
R3142
UP04213008S0
Q3118
100
R3138
0.01u
B
C3104
0.01u
B
C3126
2SA1774HT2L
Q3102
RP_4.75V
6800
R3104
ALL_PS
4700
R3114
220p
CH
C3144
A_2.8V
47p
CH
CH
C3119
S_REEL_EVR
±
0.5%
220
R3130
REC_CRRT1
100p
CH
C3135
ADDT4
XX
C3140
0.033u
B
C3116
PBCK
DV_RF_SWP
±
0.5%
220
R3129
0.01u
B
C3110
XME/MP
3900
R3140
470
R3111
4700
R3137
22k
R3123
RECCK
RF_MON
56
R3143
47p
CH
C3114
150k
R3107
220p
CH
C3143
100p
CH
C3138
220p
CH
C3142
10k
R3103
22k
R3126
RP_6.0V
±
0.5%
220
R3125
ADDT3
10k
R3110
0.01u
B
C3120
RF_1.9V
UP04501008S0
Q3119
R3144
560
10uH
L3103
XDRP_SCK
0.01u
B
C3113
10uH
L3102
DRUM_8PB
B
6800p
C3124
0.01u
B
C3107
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
22k
R3124
±
0.5%
68k
R3122
220
R3133
XFE_ON
1M
R3108
6.3V
10u
C3111
1
2
B
470p
C3117
ADDT2
ADDT5
2200
R3136
10k
R3128
DRP_SO
VC_RF_SWP
11P
CN3101
1
2
3
4
5
6
7
8
9
10
11
12k
R3113
SW_PS
10uH
L3104
0.01u
B
C3128
TC7S86FU(TE85R)
IC3102
1
2
3
45
220uH
L3105
ADDT1
12k
R3109
DTC144EHT2L
Q3103
2SA1774HT2L
Q3111
0.01u
B
C3105
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
6.3V
10u
C3122
T_REEL_EVR
PLLMSK
B
6800p
C3123
2SA1965-S-TL
Q3116
0.01u
B
C3109
B
0.1u
C3115
220p
CH
C3141
XCS_TRF
ADDT0
RECDT
12uH
L3106
4V
10u
C3108
XX
C3129
±
0.5%
27k
R3119
±
0.5%
220
R3131
150p
CH
C3139
RF_IN
3900
R3141
0.1u
B
C3133
B
C3134
0.1u
±
0.5%
13k
R3118
REG_GND
0.01u
B
C3102
RECA1
270
R3132
DTC144EHT2L
Q3104
UP04111008S0
Q3109
0.01u
B
C3121
82p
CH
C3136
2SC4738F-Y/GR(TPL3)
Q3107
RECA2
UP04601008S0
Q3117
1
A
ALL_PS
XDRP_SCK
RECDT
XCS_TRF
RECCK
XFE_ON
XFE_ON
ALL_PS
SW_PS
PLLMSK
RECDT
PLLSW
RECA2
DV_RF_SWP
DRUM_8PB
DRP_SO
REC_CRRT0
REC_CRRT1
REC_CRR
T1
XDRP_SCK
SW_PS
RECA1
RECDT
DRP_SO
DV_RF_SWP
RECA2
REC_CRR
T0
PLLMSK
DRUM_8PB
PLLSW
DRUM_8PB
XCS_TRF
RECA1
RECCK
XME/MP
XME/MP
16
XX MARK:NO MOUNT
-REF.NO.:20000 SERIES-
DIGITAL8 PB RF AMP
(RF BLOCK)
(RF BLOCK)
VC-262 BOARD(10/22)
Y
M2000 MECHANISM
DECK
DECK
SIGNAL PATH
AUDIO
CHSP1
SIGNAL
GND
CHROMA
CHSP2
PB
FE(Y)
Y/CHROMA
FLYING
ERASE
ERASE
FE(X)
56
VIDEO SIGNAL
EX-OR GATE
TO(8/22)
SWITCH
TO(17/22)
SWITCH
45
61
SWITCH
TO(4/22)
60
FLYING
ERASE OSC
ERASE OSC
27
AMP
TO(11/22)
Q3111,3116,
3117
3117
A/D CONV.PLL
IC3102
YODD(SP1Y)
VRB DET
GND
8mmPB CONT.
XEVEN(SP2X)
Q3107,3109,3119,3120
YEVEN(SP2Y)
58
TO(21/22)
TO(16/22)
REC/PB
57
IC3103
TO(15/22)
IC3101
Ref.signal
EQ
SIGNAL PATH
GND
REC/PB
GND
TRW
REC
GND
TRF
PB
XODD(SP1X)
VIDEO HEAD
REC
10
11
13
6
D
4
J
K
5
12
8
2
16
F
H
3
9
17
7
I
B
15
G
E
C
14
3
6
2
1
4
5
4
2
5
1
3
6
6
3
3
2
1
4
5
1
4
5
6
3
3
2
4
6
2
5
3
1
TO(22/22)
190
196
TO(22/22)
TO(22/22)
187
158
TO(16/22)
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