DCR-TRV145E/TRV147E/TRV245E/TRV250E
COVER
COVER
For Schematic Diagram
• Refer to page 4-51 for printed wiring board.
• Refer to page 4-67 for waveforms.
4-2. SCHEMATIC DIAGRAMS
VC-304 BOARD SIDE A
VC-304 BOARD SIDE B
4-2. SCHEMATIC DIAGRAMS
VC-304 BOARD SIDE A
VC-304 BOARD SIDE B
4-17
4-18
VC-304 (5/12)
NO MARK:REC/PB MODE
R:REC MODE
P:PB MODE
R4.2/P4.7
R2.1/P4.7
R3.8/P4.7
0
R1.3/P2.4
R1.3/P2.9
R3.7/P4.7
0.1
2.9
4.7
4.0
4.7
R4.4
/P4.7
0
18
17
16
16
2.3
R2.0/P2.1
1.4
R0.1/P1.7
4.7
0
R2.4/P0
0
R2.4/P0
R1.2/P0
6.0
2.9
R4.5/P2.7
R3.0/P2.6
4.7
R3.2/P0.9
R3.2/P2.1
R3.2/P2.1
0.9
R1.1/P2.1
1.4
R3.3/P1.7
R3.4/P1.7
R3.5/P1.7
R3.3/P1.7
R3.4/P1.7
R3.5/P1.7
R3.6/P1.7
R3.6/P1.7
R2.9/P0
1.3
R2.9/P0
R2.8/P0
2.9
R2.8/P0
0
R1.4/P0
2.9
R1.3/P0
0.1
2.7
0
2.9
1.4
1.4
0.8
0.9
0.9
0.8
1.4
2.9
IC1601
(11/12)
41
42
(7/12)
(4/12)
38
(1/12)
2
43
(12/12)
24
(2/12)
44
(7/12)
(7/12)
45
IC3201
CXA3619R-T4
IC3201
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37 38 39 40 41 42 43 44 45 46 47 48
0.5%
22k
R3219
0.5%
13k
R3214
0.5%
220
R3222
0.5%
220
R3221
0.5%
220
R3223
0.5%
220
R3224
6800p
C3213
6800p
C3212
10uH
L3202
0.01u
C3204
0.5%
5.6k
R3216
0.5%
22k
R3218
16V
10u
C3201
0.01u
C3215
RP_4.6V
RP_2.8V
RF_SWP
0.01u
C3210
16V
10u
C3203
XME/MP
10uH
L3201
REG_GND
RECCK
RECA2
RECDT
RECA1
XFE_ON
82p
C3219
33k
R3220
150p
C3221
220
R3226
2200
R3227
2SA1965-S-TL
Q3205
56
R3230
270
R3225
100p
C3220
100
R3229
R3231
560
220uH
L3203
XX
C3222
Q3204
2SA207800LS0
100p
C3218
4700
R3228
C3223
0.1u
12uH
L3204
RP_6.0V
Q3202
UP04601008S0
3
5
4
6
2
1
11P
CN3201
1
2
3
4
5
6
7
8
9
10
11
SW_PS
RB3201
0.5%
12k
R3212
0.5%
22k
R3210
0.01u
C3211
0.01u
C3214
0.01u
C3217
0.47u
C3205
ALL_PS
0.01u
C3202
RFIN
0.47u
C3208
RF_MON
UNR32A300LS0
Q3203
CL3201
0.01u
C3224
0.01u
C3225
IC1601
BH2223FV-E2
1
AO2
2
AO3
3
AO4
4
AO5
5
AO6
6
AO7
7
AO8
8
AO9
9
VCC
10
AO10
11
NC
12
LD
13
CLK
14
DI
15
AO1
16
GND
DA_STRB
CAM_SCK
CAM_SO
4.7u
C1601
FB1601
AU_2.8V
FREQ_TUNE
HALL_REF
HALL_OFFSET
HALL_GAIN
1
A
XFE_ON
SW_PS
XFE_ON
RECA1
RECA1
RECA2
RECCK
RECDT
RECA2
RECCK
RECDT
SW_PS
XME/MP
XME/MP
CAM_SCK
CAM_SCK
CAM_SO
CAM_SO
HALL_OFFSET
DA_STRB
HALL_GAIN
DA_STRB
HALL_REF
HALL_GAIN
HALL_OFFSET
HALL_REF
FE(X)
XODD(SP1X)
FE(Y)
GND
GND
GND
YEVEN(SP2Y)
GND
XEVEN(SP2X)
GND
YODD(SP1Y)
22k
GND
D1E
XE
YE
D2E
GND
GND
D2O
YO
XO
D1O
GND
XME/MP
VCC_HEAD
REC_PEAK_T
REC_PEAK_I_MP
REC_PEAK_I_ME
REC_IR_MP
REC_IR_ME
VCC_REC_4.6V
PB_IR
PB_FBDP
CE
CO
PB_X_OUT
GND
PB_Y_OUT
PB_RF_IN
VCC_PB_4.6V
TEST_OUT
GND
AGCTC_Ech
AGCTC_Och
AGC_EVR
PB_RF_OUT
LPF_f0
SW_PS
CTRL0
CTRL1
REC_A1
VCC_2.8V
REC_A2
MODE1
REC_CLK
MODE2
REC_DA
T
A
VCC_D2.8V
TEST
(0.875V)
(1.35V)
EVR
(D/A CONVERTER)
CH
SP1
CH
SP2
FLYING
ERASE
VIDEO HEAD
M2200
MECHANISM
DECK(1/2)
VIDEO SIGNAL
REC
SERVO
SIGNAL PATH
SIGNAL
Y/CHROMA
VIDEO/AUDIO/
AUDIO
SIGNAL
PB
REC/PB
Ref.signal
REC
PB
Q3202,3204,3205
FLYING ERACE
OSC
VC-304 BOARD (5/12)
XX MARK:NO MOUNT
6
11
I
D
C
14
10
E
H
9
8
13
4
K
B
3
2
G
05
J
12
7
15
F
5
REC/PB AMP(RF BLOCK,EVR BLOCK)
REC/PB AMP
SWITCH
