Sony DCR-TRV351 Service Manual ▷ View online
COVER
COVER
DCR-TRV351
For Schematic Diagram
• Refer to page 4-67 for printed wiring board.
• Refer to page 4-86 for waveforms.
• Refer to page 4-67 for printed wiring board.
• Refer to page 4-86 for waveforms.
4-2. SCHEMATIC DIAGRAMS
VC-305 BOARD SIDE A
VC-305 BOARD SIDE B
4-2. SCHEMATIC DIAGRAMS
VC-305 BOARD SIDE A
VC-305 BOARD SIDE B
4-33
4-34
VC-305 (13/20)
:Voltage measurment of the CSP ICs
and the Transistors with mark,are
not possible.
and the Transistors with mark,are
not possible.
NO MARK:REC/PB MODE
38
2.9
2.7
2.9
2.9
2.9
0.1
2.9
TRV350/TRV351
TRV345E
TRV355E/TRV356E
TRV345E
(2/20)
18
(6/20)
62
(14/20)
126
127
(16/20)
(6/20)
(2/20)
61
19
128
(16/20)
(16/20)
129
73
(7/20)
(16/20)
130
131
(20/20)
(9/20)
79
(1/20)
7
(2/20)
22
78
(9/20)
6
21
(2/20)
(1/20)
(1/20)
5
17
(2/20)
(6/20)
(2/20)
65
23
125
(20/20)
63
(6/20)
64
(6/20)
(8/20)
75
76
(8/20)
46
(3/20)
113
(20/20)
(20/20)
114
(14/20)
115
116
(14/20)
72
(7/20)
(14/20)
117
(9/20)
83
119
(5/20)
(20/20)
118
52
(15/20)
58
(4/20)
51
(4/20)
(1/20)
4
(15/20)
120
57
(5/20)
8
123
122
(1/20)
(20/20)
60
(6/20)
(15/20)
(14/20)
121
(2/20)
(4/20)
53
20
95
(10/20)
94
(10/20)
(12/20)
110
87
(10/20)
(19/20)
124
D_2.8V
JOG_VD
XCS_LCD
D_1.5V
HI_SI
LPS
MECHA_VD
XDVCN
CAM_CS
FC_RST
DRUM_PG
LM_LIM_DET
LOAD
RF_SWP
SYS_V
REG_GND
RF_ENV_DET
XVSP_SCK
RB4501
XX
D25A01
VST_C_RESET
SDC_IN
20MHz
X4501
D26A02
DXXA09
MODE_SW_A
AGC_SLOW
YAW_AD
FRRV
D27A03
MODE_SW_C
DRP
AFC_F0
ME_SW
XHI_SCK
D28A04
XCS_MECHA
HI_SO
ALE
TBC_V_RST
WEN
DEM1
ZOOM_VR_AD
D29A05
TAPE_END
TREEL_FG
CAM_SO
SSS
SREEL_FG
CH_SCK
CH_SO
D30A06
LINEOUT_V
XCS_IC2401
CAP_ON
XCS_IC3701
TAPE_LED_ON
ZM_RST
RDX
X1/2_SWP
XPWAD
XRST_VTR
DEW_AD
XPWDA
HALL_AD
XFE_ON
VFI_OE
VD_SCK
XVIDEO_IN
TRRT
ATF_SAMPLE
DA_STRB
VSP_SO
VD_SO
XCS_IC6001
CAP_FG
RP_POWER_SAVE
HI8_MP_SW
OFR
D24A00
XRST_LINK
MODE_SW_B
RB4502
XX
VSP_SI
XNS_SW
UNLOAD
MECHA_HD
DEM0
FC_RST_LED
DXXA08
SWP_DIR
TAPE_TOP
XCS_IC8001
SWP
CAM_SCK
ALIGN_VD
CAM_SI
IC8301_SLEEP
XREEL_HALL_ON
CH_CS
RB4503
100k
D31A07
WRX
XME/MP
BIRDS_VD
DRUM_FG
TBC_VD
PITCH_AD
RP_PB_MODE
LENS_TEMP_AD
IRIS_PWM
ZM_RST_LED
TRRV
XRST_PHY
CK_CONT
XCS_EVF
FB4501
CAP_FWD
VREF
XCS_IC2201
XSYS_RST
XCS_AU1
CAP_PWM
DRUM_PWM
ALL_PS
SW_PS
XCS_IC8301
XRST_IC2201
IC4502
AK6510CM-E2
1
CS
2
RXD3
3
XRDY
4
GND
5
TXD3
6
SCK3
7
HOLD
8
VDD
LINE_Y_ON
USB_XEN
DRUM_8PB
BIRDS_FLD
MB91194ALGA-G-130-ER
IC4501
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
53
54
55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
44
52
43
51
42
50
41
49
40
48
39
47
38
46
37
45
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
F_RATE
MD2
EEP_SCK
EEP_SO
CL4504
XCS_MC_FLASH
CL4506
EVF_DD_ON
REC_CRRT0
REC_CRRT1
V_LIGHT_PWM
CL4507
CL4508
RB4509
100k
RB4508
10k
RB4510
4700
RB4511
1M
VD_SI
ATF_LATCH
EEP_SI
RB4512
47k
IRIS_COM
EVF_VG
CL4509
CL4510
CL4511
CL4512
CL4513
CL4514
CL4515
LENS_DET
0.01u
C4501
0
R1031
R1025
XX
R1030
R1024
XX
R4527
470k
R4508
2200
R4509
4700
R4506
100k
R4507
XX
R4528
XX
R4529
0.1u
C4510
0.1u
C4508
100k
R4505
R4503
10k
100k
R4504
10k
R4502
R4501
100
5%
2700
R4532
0.5%
R4531
10k
XX
R4526
1k
R4521
R4525
XX
100k
R4517
1k
R4510
100k
R4516
1u
C4516
C4519
XX
XX
C4520
0.1u
C4524
0.01u
C4529
0.01u
C4528
0.1u
C4511
0.1u
C4509
0.1u
C4507
C4503
XX
10p
C4504
10p
C4505
0.1u
C4506
0.01u
C4527
100k
R4530
RF_SWP
RF_SWP
FRRV
1
A
DRUM_8PB
CK_CONT
1u
C4518
DEM1
SDC_IN
SREEL_FG
TREEL_FG
LPS
IC8301_SLEEP
XRST_LINK
XDVCN
ALE
RDX
VREF
DEM0
XRST_PHY
XHI_SCK
HI_SI
HI_SO
WEN
SSS
XVSP_SCK
VSP_SO
XCS_IC3701
XCS_AU1
XCS_IC8001
VSP_SI
WRX
OFR
D24A00
D31A07
D30A06
D29A05
D28A04
D27A03
D26A02
D25A01
LOAD
UNLOAD
XCS_MECHA
DXXA09
DXXA08
XVIDEO_IN
YAW_AD
PITCH_AD
MODE_SW_A
MODE_SW_B
MODE_SW_C
CAP_PWM
DRUM_PWM
ZM_RST_LED
TAPE_LED_ON
XREEL_HALL_ON
MECHA_HD
LINEOUT_V
LM_LIM_DET
RF_ENV_DET
X1/2_SWP
XPWAD
XPWDA
TAPE_END
TAPE_TOP
VD_SCK
VD_SO
TBC_VD
AGC_SLOW
SWP_DIR
JOG_VD
XCS_IC2201
AFC_F0
TBC_V_RST
XME/MP
MECHA_VD
RP_POWER_SAVE
ATF_SAMPLE
RP_PB_MODE
HALL_AD
XFE_ON
XCS_IC2401
ME_SW
YAW_AD
PITCH_AD
HI8_MP_SW
VST_C_RESET
ZM_RST
FC_RST
FC_RST_LED
IRIS_PWM
LENS_TEMP_AD
HALL_AD
RF_SWP
SYS_V
EEP_SI
XCS_MC_FLASH
EEP_SCK
EEP_SO
MD2
SW_PS
ALL_PS
ATF_LATCH
XRST_IC2201
CAP_PWM
DRUM_PWM
XSYS_RST
USB_XEN
AGC_SLOW
XCS_IC6001
IC8301_SLEEP
VREF
ALIGN_VD
BIRDS_VD
LINEOUT_V
OFR
DRUM_PG
DRUM_FG
USB_XEN
SREEL_FG
TREEL_FG
CAP_FG
TBC_V_RST
BIRDS_FLD
SYS_V
T
APE_LED_ON
TRRV
TRR
T
CAP_FWD
CAP_ON
DRP
X1/2_SWP
JOG_VD
SWP
ATF_LATCH
CAM_CS
XCS_IC8001
XCS_IC2201
LPS
ATF_SAMPLE
XREEL_HALL_ON
DEM1
LM_LIM_DET
HI8_MP_SW
DEW_AD
SDC_IN
LINE_Y_ON
XVIDEO_IN
ME_SW
MODE_SW_C
MODE_SW_B
MODE_SW_A
XCS_IC3701
EEP_SO
EEP_SCK
VD_SO
VD_SCK
CAM_SI
CAM_SO
CAM_SCK
CH_SCK
VSP_SI
VSP_SO
DEM0
VFI_OE
XVSP_SCK
HI_SO
HI_SI
XCS_MECHA
XHI_SCK
CH_CS
WEN
SSS
DA_STRB
FC_RST_LED
ZM_RST_LED
VST_C_RESET
XME/MP
D24A00
D25A01
D26A02
D27A03
D28A04
D29A05
D30A06
D31A07
XCS_AU1
DXXA09
XCS_EVF
XCS_LCD
TAPE_END
TAPE_TOP
SW_PS
ALL_PS
XDVCN
RP_POWER_SAVE
RDX
WRX
FRRV
ALE
XCS_IC8301
XCS_IC2401
LOAD
UNLOAD
DRUM_8PB
XCS_EEP
F_RA
TE
EEP_SI
EEP_SO
EEP_SCK
LENS_TEMP_AD
XFE_ON
F_RATE
EVF_DD_ON
EVF_DD_ON
REC_CRR
T1
REC_CRR
T0
V_LIGHT_PWM
REC_CRRT0
REC_CRRT1
XRST_IC2201
XRST_VTR
IRIS_PWM
XPW
AD
MECHA_VD
TBC_VD
VD_SI
EEP_SI
XCS_EEP
XCS_EVF
FC_RST
IRIS_COM
IRIS_COM
DRP
EVF_VG
EVF_VG
CH_SO
LENS_DET
LENS_DET
RF_SWP
DA_STRB
CAM_SCK
CAM_SO
CAM_SI
CAM_CS
CH_CS
CH_SCK
CH_SO
VFI_OE
BIRDS_VD
ALIGN_VD
BIRDS_FLD
TRRV
TRRT
FRRV
XCS_IC6001
SWP
XCS_IC8301
XRST_LINK
RP_PB_MODE
CK_CONT
XCS_MC_FLASH
MECHA_HD
XNS_SW
V_LIGHT_PWM
XCS_LCD
ZOOM_VR_AD
DRUM_FG
DRUM_PG
CAP_ON
CAP_FWD
CAP_FG
DRUM_8PB
DEW_AD
VD_SI
CK_CONT
LINE_Y_ON
XRST_VTR
XSYS_RST
AFC_F0
ZOOM_VR_AD
XPWDA
RF_ENV_DET
XRST_PHY
ZM_RST
XNS_SW
MD2
DXXA08
SWP_DIR
TREEL_FG
TRW2_CONT / X1/2SWP
DRUM_PG
EEP_SI/MC_FLASH_SI
STROBO_PWM
IC8301_SLEEP
MECHA_HD
REC_CRR
T1
XCS_EVF
XINIT
TAPE_END
XCS_IC8301
VDD
PD_OUT
SYSV
AVRH_1
XCS_AU1
MECHA_VD
FC_RST_SENS
ALE
XCS_GCAM(XCS_GCAM_G)
GENERAL_AD
HI_SO(HI->MC)
MF_A
PITCH_AD
YA
W_PWM
XCS_TRF
XRST_VTR
CAM_SI
X0
FLD
AGC_SLOW
ATF_SAMPLE
PE3
VDD
XHOLD_EEP
AVSS_U
VSP_SI
D28A04
XRST_IC2201/NF_SW
XVIDEO_IN
SWP
OSC0
MODE_SW_C
VD_SO
XRP_PS
SSS
XWP_EEP
HI8_MP_SW
ZM_ND_LED_ON
VDD
CS_AUVOL/JOG_VD
DRUM_FG
XCS_LCD
LD_ON
MD0
EEP_SO/MC_FLASH_SO
A
TF_DEBUG
CONT1/RF_SWP
VSS
D24A00
AVDD_1
XCS_AU2
TAPE_TOP
VSS
XCS_IC6001_BUS
VSS
ND_HALL/ND_SW2
T
APE_LED_ON
MZ_B
LINE_OUT_VD
TBC_VD
CAM_SO
ZM_RST_LED
DA_STRB(XCS_DAC)
SYSTEM_AD
HI_SI(MC->HI)
SH_STBY
IRIS_HALL_AD
XCS_PB_GCAM/NF_EN
DRUM_8PB
LPS
ATF_ERR
XCS_IC3701
VDD
ANIN1
VSP_SO
D29A05
XYZ_SEL
XCS_IC8001
RF_ENV_DET
PITCH_PWM/IRIS_COM_PWM/ND_COM_PWM
SENS_ON/(INT_VD)
DRP
VDD
MP_XME
RDX
(D_2.8V)
P64
DEW_DET
LM+
CAP_FG
MODE_SW_B
REC_CRR
TO
SO(GCAM)
MD1
RP_PB_MODE
PJ1
PA
5
CAP_PWM
X1
TUL
D25A01
EXT_STROBO
AVDD_0
VDD
SWPS
TRRV
XNS_ON_SW
VSS
VREF
DEMO
DXXA08
XCS_IC2401
LENS_DETE
ZOOM_SW_AD
VSS
DEM1
MZ_A/X1M_1.5M
IRIS_PWM
XCS_EEP
PC1
PE1
VDD
XHI_CS_MC
RST_P
ANDA
C2
ANIN0
LENS_TEMP_AD
OOE
D30A06
VDD
HP_JACK_IN
OSC1
WR01
USB_xEN
XRST_LINK
XCS_IC2201
SDC_IN
VDD
ATF_LATCH
VD_SCK
AFC_FO_IN
F_RA
TE
CK_CONT
MODE_SW_A
MD2
AVDD_U
D26A02
AVRH_0
CAP_FWD
SREEL_FG
XFE_ON/V
AP_DD_ON
EEP_SCK/MC_FLASH_SCK
DRUM_PWM
VSS
ALL_PS
XCS_MC_FLASH
TRR
T
ND_PWM
FP
CAM_SCK
EXVSYNC
DXXA09
XPW
AD
C1
VST_C_CHARGE
XRST
CAM_VD
LINE_Y_ON
XAUDIO_IN
FC_RST_LED
ZM_RST_SENS
LM_LIM_DET
XHI_SCK
VSS
MF_LED
AVSS_1
XVSP_SCK
D31A07
YAW_AD
MEGA_DV_XNT_PAL
VSS
FRRV
PM4
MF_B
XCS_IC6001
XRST_PHY
LM-
VDD
XREEL_HALL_ON
EVF_DD_ON
XCS_CORE
XIN
ME_SW/MODE_SW_D
AVRH_U
SCK(GCAM)
D27A03
AVSS_0
TBC_V_RESET/V
AP_LOCK_SENS
CAP_ON
VD_SI
XDVCN
xWEN
XPWDA
VSS
EVF_VG(A
TF_DEBUG_IN)
CAMERA/MECHA CONTOROL
EEPROM
8
F
13
I
K
L
6
18
11
4
16
3
J
14
17
H
G
M
12
5
D
B
10
05
9
7
15
C
2
E
CAMERA/MECHA CONTROL
VC-305 BOARD (13/20)
XX MARK:NO MOUNT
Capstan speed servo
Capstan servo(speed and phase)
VIDEO SIGNAL
REC
PB
SIGNAL PATH
Y
Drum servo(speed and phase)
Drum phase servo
REC
REC/PB
PB
Drum speed servo
R1025
0:
100k:
R1024
22k:
0:
N
IC4501
IC4502
COVER
COVER
DCR-TRV351
4-35
4-36
4-2. SCHEMATIC DIAGRAMS
VC-305 BOARD SIDE A
VC-305 BOARD SIDE B
4-2. SCHEMATIC DIAGRAMS
VC-305 BOARD SIDE A
VC-305 BOARD SIDE B
For Schematic Diagram
• Refer to page 4-67 for printed wiring board.
• Refer to page 4-86, 4-87 for waveforms.
• Refer to page 4-67 for printed wiring board.
• Refer to page 4-86, 4-87 for waveforms.
VC-305 (14/20)
*:IMPOSSIBLE TO MEASURE THE
VOLTAGE AT THE MARKED POINTS.
C:Hi8/Std8 PB MODE
P:Digital8 PB MODE
R:REC MODE
NO MARK:REC/PB MODE
R1.1
/P1.1
/C0
R0
/P0
/C2.9
/P0
/C2.9
4.7
0
2.9
2.9
0.6
1.2
0.6
1.2
0.6
0.2
5.1
0.2
R1.7/P1.7/C0.9
R3.4/P3.4/C1.7
R1.7
/P1.7
/C0.9
R1.7/P1.7/C0.9
R3.4/P3.4/C1.7
2.9
2.8
1.4
1.4
1.4
0.4
0.7
0.7
0.4
0.4
0.2
0.2
2.9
0.9
1.3
R0/P0/C2.9
1.3
R1.7/P1.7/C0.9
0.9
2.1
1.4
1.3
1.3
0.1
1.3
1
13.6
0.2
R1.1/P1.1/C0.6
R1.1/P1.1/C0.6
0.4
0.4
0.4
R1.7/P1.7/C0.9
R1.7/P1.7/C0.9
R1.7/P1.7/C0.9
1.2
1.2
*
1.2
1.2
*
8.2
2.9
0
0
2.9
1.4
2.8
2.9
0.6
R0.1/P0.1/C1.1
44
43
42
41
39
40
(18/20)
132
(19/20)
133
(13/20)
117
(12/20)
111
(10/20)
90
(13/20)
115
(18/20)
134
(13/20)
116
135
(20/20)
(2/20)
39
126
(13/20)
121
(13/20)
10k
R2428
CAP_FG
0.001u
C2434
16V
4700
R2431
DRUM_ERROR
0.1u
C2433
10V
0.001u
C2431
16V
CAP_ERROR
470p
C2436
50V
0.001u
C2439
16V
2.2
R2422
CAP_PWM
DRUM_VS
1u
6.3V
C2422
DRUM_PWM
MT_5V
0.1u
C2437
16V
0.1u
C2413
10V
LM_LIM_DET
0.1u
C2428
10V
0.1u
C2438
10V
0.1u
C2423
10V
TAPE_LED_ON
LOAD
XX
C2432
6.3V
CAP_VS
UNLOAD
2.2
R2421
XX
C2426
0.01u
C2412
16V
2.2
R2419
SREEL_FG
0.1u
C2414
10V
0
R2424
0.1u
C2416
10V
TREEL_FG
XX
C2419
MT_GND
0.022u
C2429
16V
XX
C2425
VTR_UNREG
TAPE_END
XX
R2420
0.01u
C2411
REG_GND
0.1u
C2417
10V
2SC5658T2LQ/R
Q2401
D_2.8V
TAPE_TOP
33k
R2423
0.1u
C2420
10V
IC2401
TB6550FG(EB)
1
C_FRC
2
TEST
3
VMR
4
CFGOUT
5
C_PGND
6
GND
7
CFGIN+
8
CFGIN-
9
CAGC
10
U+
11
U-
12
V+
13
V-
14
W+
15
W-
16
VCC1
17
VH
18
TOPIN
19
TOPOUT
20
ENDIN
21
ENDOUT
22
RLP1
23
RLM1
24
RLO1
25
RLDO1
26
RLP2
27
RLM2
28
RLO2
29
RLDO2
30
VCC2
31
LIMOUT
32
DEC1
33
DEC2
34
XRESET
35
MCK
36
SCK
37
XCS
38
SI
39
DGND
40
CSR
41
CBIN
42
CBOUT
43
CBLOUT
44
DBIN
45
DBOUT
46
ISNF
47
VG
48
PGC
49
PGIN
50
PGOUT
51
VREF
52
DFGIN
53
DFGOUT
54
DFC
55
DFILTER
56
UIN
57
VIN
58
WIN
59
COM
60
D_PGND
61
NC
62
NC
63
D_U
64
D_VS
65
D_V
66
NC
67
D_VS
68
D_W
69
L_OUT1
70
L_VM
71
NC
72
L_OUT2
73
L_PGND
74
C_U
75
C_VS
76
C_V
77
C_VS
78
C_W
79
NC
80
CAPON
CAP_ON
CAP_FWD
DRUM_FG
DRUM_PG
XCS_IC2401
0.01u
C2424
16V
C2427
2.2u
XX
R2405
0.1u
C2440
16V
0.047u
C2435
10V
1u
C2430
6.3V
10k
R2418
0.01u
C2415
0.01u
C2418
1u
C2406
6.3V
JL2404
JL2403
10P
CN2402
1
PG
2
FG-PG_COM
3
FG
4
COM
5
W
6
W
7
V
8
V
9
U
10
U
22P
CN2403
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
15P
CN2404
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
470
R2403
270
R2404
0.1u
C2402
MODE_SW_A
MODE_SW_B
MODE_SW_C
DEW_AD
47k
R2401
330k
R2402
XCC_DOWN
ME_SW
REC_PROOF
HI8_MP_SW
XREEL_HALL_ON
XX
R2433
RB2401
10k
XX
C2441
82
R2434
XX
C2442
XX
C2443
XX
C2445
XX
C2446
XX
C2444
XX
C2447
XX
C2448
DRUM_8PB
Q2402
DTC144EMT2L
R2436
15k
XX
R2413
XX
R2411
FB2401
0.001u
C2403
50V
0.047u
C2407
10V
0.01u
C2409
16V
XX
C2450
2P
CN2401
1
2
0.1u
C2401
XX
C2449
FB2403
FB2402
EP_13.3V
CAP_FG
XVSP_SCK
SPCK
VSP_SO
XRST_VTR
M
1
A
MODE_SW_C
MODE_SW_B
MODE_SW_A
DEW_AD
MODE_SW_A
MODE_SW_B
MODE_SW_C
DEW_AD
XCC_DOWN
HI8_MP_SW
REC_PROOF
ME_SW
HI8_MP_SW
ME_SW
DRUM_PG_SENS
FG_PG_COM
DRUM_FG_SENS
DRUM_COM
DRUM_W
DRUM_V
DRUM_U
LM_-
LM_-
FG_PG_COM
DRUM_PG_SENS
DRUM_COM
LM_+
DRUM_FG_SENS
T_RELL_-
T_RELL_+
S_REEL_+
S_REEL_-
TAPE_END_C
TAPE_TOP_C
WHE-
WHE+
VHE-
VHE+
UHE-
UHE+
HE_VCC
CAP_U
FG2
MR_VCC
CAP_V
FG1
CAP_W
TREEL_FG
TAPE_END
TAPE_TOP
CAP_ON
SREEL_FG
CAP_FWD
CAP_FG
CAP_ON
CAP_FWD
CAP_FG
TAPE_TOP
TAPE_END
SREEL_FG
TREEL_FG
CAP_U
MR_VCC
FG2
T_REEL_-
TAPE_TOP_C
HE_VCC
FG1
VHE-
UHE-
S_REEL_+
TAPE_END_C
WHE+
CAP_W
UHE+
CAP_V
T_REEL_+
VHE+
WHE-
S_REEL_-
TAPE_LED_ON
TAPE_LED_ON
XCC_DOWN
REC_PROOF
LM_+
DRUM_W
DRUM_V
DRUM_U
FG VCC
VH+
REG_GND
TAPE_TOP(C)
VH-
CAP_W
T_REEL(-)
TEPE_END(C)
HALL_COM
S_REEL(+)
DEW
CAP_U
HW2
CAP_V
HV1
FG2
HI8_MP
S_REEL(-)
REC_PROOF
M-SW(B)
ME/MP
HW1
M-SW(A)
CAP_W
HV2
C_LOCK_SW
HU1
FG1
T_REEL(+)
SENSOR_VCC
HU2
CAP_V
M-SW(C)
TAPE_LED(A)
REG_GND
TAPE_LED(K)
CAP_U
LM(+)
LM(-)
IC2401
DRUM/CAPSTAN/LOADING
Drum speed servo
PB
SIGNAL PATH
REC
Drum servo(speed and phase)
Capstan speed servo
REC/PB
Capstan servo(speed and phase)
Drum phase servo
DRUM Hi8/Std8 MODE SWITCH
LED DRIVE
M903
LODING
M901
MOTOR
DRUM
FP/PG
MOTOR
M2000
MECHANISM
DECK(2/2)
7
16
05
B
XX MARK:NO MOUNT
E
15
C
17
11
3
N
18
L
F
H
SERVO(MD DRIVE BLOCK)
14
J
I
2
M
4
8
5
9
10
12
D
G
VC-305 BOARD (14/20)
K
13
6
MOTOR DRIVE
BLOCK
(PAGE 4-58)
MECHANISM
BLOCK
(PAGE 4-58)
MECHANISM
(CAPSTAN MOTOR)
(SENSOR)
COVER
COVER
DCR-TRV351
For Schematic Diagram
• Refer to page 4-67 for printed wiring board.
• Refer to page 4-87 for waveforms.
• Refer to page 4-67 for printed wiring board.
• Refer to page 4-87 for waveforms.
4-2. SCHEMATIC DIAGRAMS
VC-305 BOARD SIDE A
VC-305 BOARD SIDE B
4-2. SCHEMATIC DIAGRAMS
VC-305 BOARD SIDE A
VC-305 BOARD SIDE B
4-37
4-38
VC-305 (15/20)
NO MARK:REC/PB MODE
49
50
48
47
46
45
1.2
2.9
2.7
2.7
2.8
2.9
2.9
1.2
2.9
1.9
1.9
1.9
0.7
0.5
2.8
0
1.4
13.8
6.9
1.8
6.9
1.8
6.9
1.7
13.8
6.5
6.5
2.9
0.9
2.9
0.9
0.9
1.4
1.4
1.4
1.4
2.5
2.9
0.9
2.9
0.9
0.9
1.4
2.9
1.4
1.4
2.9
2.8
0
1.4
2.7
2.9
2.8
2.7
0.3
2.8
0.3
2.8
2.9
2.7
0
1.4
1.4
0.1
2.9
2.7
2.9
1.4
0
(13/20)
122
118
(13/20)
(19/20)
136
(13/20)
120
(2/20)
27
(12/20)
107
137
(20/20)
EVF_G/BW_Y
XRST_VTR
EP_2.8V
EVF_VD
EVF_HD
6.8uH
L7002
XCS_EVF
L7001
10uH
IC7001
CXA3289AR-T4
1
XSH.SA
VE
2
SH_R
3
SH_G
4
SH_B
5
SH_A
6
N.C
7
BIAS
8
OP_IN+
9
OP_IN-
10
OP_OUT
11
VCO
12
COM_DC
13
COM_IN
14
COM_OUT
15
Vcc3
16
VREF
17
GND1
18
GND2
21
VG_DC_DET
19
VR_DC_DET
20
VR
22
VG
23
VB_DC_DET
24
VB
25
Vcc2
26
VP_DC_DET
27
VP
28
XVP
.SA
VE
29
PFRP
30
FRP
31
PRG
32
BLACK_IN
33
BGP
34
N.C
35
EXT_DA
36
R_INJECT
37
C_BG
38
XC.SAVE
39
XSCK
40
SI
41
XCS
42
Vcc1
45
XP.SAVE
44
LPF_ADJ
43
TRAP_ADJ
46
B_IN
47
G_IN
48
R_IN
REG_GND
EP_13.3V
D7001
1SV290(TPL3)
RB7005
100
RB7006
100k
VD_SCK
VD_SO
VCO
EVF_B
EVF_R
0.01u
C7004
1
A
IC1001
XX
1
NC
2
ANODE
3
NC
4
CA
T
5
REF
20P
CN1005
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
RB1001
XX
RB1002
XX
Q1003
XX
XEVF_TALLY_LED
R1009
XX
0.5%
R1011
XX
XX
R1010
0.5%
R1015
XX
R1016
XX
C1006
XX
C1004
XX
C1001
XX
D_2.8V
EP_4.6V
0.01u
C7013
50V
C7021
2.2u
25V
C7023
XX
1u
C7017
1u
C7016
1u
C7015
2.2u
C7019
2.2u
C7018
C7003
0.01u
0.01u
C7006
0.1u
C7010
560p
C7009
120p
C7014
0.001u
C7012
68k
R7009
68k
R7011
100k
R7013
1M
R7012
R7007
2700
22k
R7010
47k
R7008
R7048
XX
R7004
XX
R7016
47k
470k
R7003
R7017
XX
R7005
XX
R7001
XX
R7002
XX
XX
C7020
4V
C7022
22u
0.5%
1M
R7020
R7047 XX
R7006
15k
0.5%
47k
R7019
470
R7046
0.01u
C7008
XX
R1019
1k
R1008
XX
R1020
EVF_DD_ON
F_RATE
EVF_VG
EVF_VG
CXD3501AR-T4
IC7002
1
HD
2
HDO
3
XWR
T
4
CMPO
5
DETIN
6
GND
7
TST0
8
LED
9
PWM
10
-IN
11
+IN
12
TST1
13
TSTEN
14
VST
15
VCK
16
STB
17
EN
18
DWN
21
HST
19
VDD
20
RGT
22
HCK2
23
HCK1
24
BLK
25
XPSA
VE
26
OSCO
27
OSCI
28
XCSA
VE
29
RPD
30
TST2
31
GND
32
SHA
33
SHB
34
SHG
35
SHR
36
XCLR
37
XCLP
38
TST3
39
SBLK
40
FRP
41
TST4
42
XSCK
45
SO
44
XCS
43
VDD
46
SI
47
VDO
48
XVD
EVF_VD
BGP
XP_SAVE
XC_SAVE
BGP
BLK
FRP
XCS_EVF
SHR
SHG
SHB
SHA
SHA
SHB
SHG
SHR
EVF_HD
XP_SA
VE
XC_SA
VE
BLK
FRP
XTG_SO
VD_SO
VD_SCK
XCS_EVF
XTG_SO
VCO
EVF_HD
TG22
EVF_DD_ON
TG16
TG23
TG15
EVF_VO
TG17
TG24
TG21
TG24
TG23
TG22
TG21
TG17
TG16
TG15
TG14
TG14
VD_SCK
F_RATE
EVF_VG
VCO
EVF_HD
EVF_VD
VD_SCK
VD_SO
XCS_EVF
F_RATE
EVF_DD_ON
EVF_VG
2
16
VC-305 BOARD (15/20)
EVF DRIVE(EVF BLOCK)
3
8
6
15
14
11
4
17
5
XX MARK:NO MOUNT
12
13
10
7
9
G
H
B
J
L
05
E
D
K
I
C
F
PB
SIGNAL PATH
VIDEO SIGNAL
Y
REC
XTALLY_LED
VST
ANA_GND
EVF_4.6V
VB
VG
VCK
STB
BLK
EN
D_2.8V
VR
COM
LED_DA
LED_ON/OFF
HCK1
ANA_GND
EVF_VDD
HCK2
HST
(PAGE 4-53)
LB-083
FP-571 FLEXIBLE
THROUGH THE
CN701
IC7001
LCD DIREVER
IC7002
TIMING GENERATOR
COVER
COVER
DCR-TRV351
4-39
4-40
4-2. SCHEMATIC DIAGRAMS
VC-305 BOARD SIDE A
VC-305 BOARD SIDE B
4-2. SCHEMATIC DIAGRAMS
VC-305 BOARD SIDE A
VC-305 BOARD SIDE B
For Schematic Diagram
• Refer to page 4-67 for printed wiring board.
• Refer to page 4-67 for printed wiring board.
VC-305 (16/20)
R:REC MODE
NO MARK:REC/PB MODE
P:PB MODE
1.4
1.4
1.4
R1.4/P0
0
0
-1
0
-1
5.1
2.5
R0.8/P2.5
R0/P2.5
R0/P0.8
2.3
0.2
2.9
0.8
0
0
0
0.8
0
0
0
R1.5
/P2.5
R1.7/P2.5
2.3
2.3
0
4.7
2.3
1.1
1.4
1.4
0
0
0.2
1
1.8
0.1
0.3
1.6
1.4
2.8
2.7
0.1
2.5
1.6
1.2
0.2
0
1.4
1.4
1.4
1.4
1.4
1.4
1.2
0
0
0
0
0
2.9
R2.9/P0
1.4
0.9
1.4
0.7
R1.4/P0
2.9
2.9
0
R0.7/P0
4.7
1.8
2.3
1.8
2.3
-1
(20/20)
142
(9/20)
81
35
(2/20)
(2/20)
28
(13/20)
129
128
(13/20)
(13/20)
127
130
(13/20)
54
(4/20)
(9/20)
84
(19/20)
138
93
(10/20)
(2/20)
29
(20/20)
139
140
(20/20)
141
(17/20)
Hi8/Std8
Hi8/Std8
Q5403
6
2
1
3
5
4
1u
C5438
1u
C5430
1u
C5427
R5413
R5405
REG_GND
4700p
C5454
R5412
0.22u
C5426
VSP_SI
C5407
XX
C5445
1.5M_DEV
47k
R5403
VSP_SO
0.22u
C5455
XVSP_SCK
C5448
68p
R5406
AUDIO_L_I/O
0.01u
C5447
DATA_TO_SFD
XCS_AU1
1.7M_DEV
RF_SWP
10k
R5404
4.7u
C5452
DATA_FROM_SFD
22u
C5405
6.3V
MIC_L
XPWAD
C5443
0.01u
1u
C5433
C5415
XPWDA
SP+
DEM1
1u
C5432
0.22u
C5408
C5442
C5406
XX
DEM0
10k
R5408
C5411
C5409
1u
C5436
0.22u
C5403
C5441
1u
C5437
PB_RF
16V
10u
C5410
UNR31A500LS0
Q5402
AK4550VT-E2
IC5402
1
VCOM
2
AINR
3
AINL
4
VSS
5
VDD
6
DEM0
7
DEM1
8
SDTO
9
SDTI
10
LRCK
11
MCLK
12
SCLK
13
XPW
AD
14
XPWDA
15
AOUTL
16
AOUTR
0.47u
C5414
R5417
BPF_MONI
SFD_FCK
0.22u
C5429
6.3V
22u
C5425
16V
10u
C5404
0.22u
C5419
SFD_LRCK
AU_2.8V
SFD_BCK
MIC_R
C5439
C5423
AU_BPF
16V
10u
C5416
4700p
C5456
XMIC_MONO
C5422
AUDIO_R_I/O
C5444
0.01u
R5409
0.22u
C5417
0.22u
C5418
C5440
C5431
1u
SP-
BEEP
C5420
C5446
C5435
0.22u
C5428
0.22u
C5453
47k
R5407
C5421
IC5401
AGCTC
1
MIC_IN_R
2
LINE_IN_R
3
REC_OUT_L
4
REC_OUT_R
5
AU_GND
6
PB_IN_L
7
PB_IN_R
8
F
ADER
9
IREF
10
RF_GND
11
IFDC_L
12
IFDC_R
13
FSC
14
RFDC_L
15
RFDC_R
16
DEV_R
17
DEV_L
18
MIC_MONO
19
MONO_OUT(SO)
20
SI_IN
21
CK_IN
22
CS_IN
23
RF_SWP
24
RF_AGC_TC
25
PB_RF_IN
26
ST/MONO_TC
27
BPF_ADJ
28
RECFM_OUT/BPF_MONI
29
MUTE_TC
30
PLL_LOOP_R
31
PLL_LOOP_L
32
WEIGHT_L
33
NRDC_L
34
TCH_L
35
TC_L
36
WEIGHT_R
37
NRDC_R
38
TCH_R
39
TC_R
40
VCC
41
CTLPF
42
SP_OUT
43
SP_SIG
44
SP_IN
45
BEEP_IN
46
SP_VREF
47
SP_VCC
48
SP+
49
SP_GND
50
SP-
51
HP_L
52
HP_GND
53
HP_R
54
IR_OUT_L
55
IR_OUT_R
56
LINE_OUT_L
57
LINE_OUT_R
58
MUTE_OUT
59
VCCH
60
VREFH
61
VREF
62
MIC_IN_L
63
LINE_IN_L
64
AFM_FSC
4.7u
C5451
KASYAON
0.22u
C5424
820
R5421
C5434
MT_5V
1u
C5412
RB5401
RB5402
1k
RB5403
RB5404
XX
C5457
XX
C5458
AU_4.6V
C5459
16V
10u
C5401
16V
10u
C5402
RB5405
470
XX
6.3V
C5413
1
A
RN1910FE(TPLR3)
Q5401
6
2
1
3
5
4
VSP_SI
XCS_AU1
XVSP_SCK
VSP_SO
VSP_SO
XVSP_SCK
XCS_AU1
VSP_SI
IC5402
A/D,D/A CONVERTER
AUDIO PROCESS
IC5401
AUDIO
REC
SIGNAL PATH
PB
SIGNAL
16
7
05
B
E
8
C
11
15
AUDIO(AUDIO BLOCK)
17
3
13
H
F
14
I
VC-305 BOARD (16/20)
J
2
4
9
5
10
D
12
G
XX MARK:NO MOUNT
6
AUDIO MUTE
MUTE SWITCH
C5409
REF NO.
MODEL
DCR-TRV345E
XX
DCR-TRV350/TRV351
DCR-TRV355E/TRV356E
0.01u
XX
0.22u
XX
C5411
XX
3.3u 50V
C5415
4.7u 35V
0.22u
C5420
XX
XX
C5421
0.47u
0.22u
C5422
XX
2200p
C5423
0.01u
0.1u
C5428
0.01u
0.1u
C5434
0.01u
0.22u
C5439
1u
0.22u
C5440
1u
1000p
C5441
4700p
1000p
C5442
4700p
0.47u
C5445
1u
0.47u
C5446
1u
XX
C5459
0.22u
CXA3284R-T6
IC5401
AN2983FH-EBV
HN1C01FE-Y/GR(TPLR3)
Q5403
XX
47k
R5405
220k
10k
R5406
22k
100k
R5409
XX
150k
R5412
100k
XX
R5413
0
47k
R5417
47k 0.5%
10k
RB5401
XX
470k
RB5403
100k
47k
RB5404
XX
BUFFER
4.7u 35V
XX
0.47u
XX
0.01u
0.01u
0.01u
1u
1u
4700p
4700p
1u
1u
0.22u
AN2983FH-EBV
XX
47k
22k
22k
100k
0
47k 0.5%
XX
100k
XX
MARKED:MOUNT TABLE
K
L
M
Click on the first or last page to see other DCR-TRV351 service manuals if exist.