Sony Digital8 DCR-TRV250 Service Manual page 119

COVER
COVER
For Schematic Diagram
• Refer to page 4-37 for printed wiring board.
• Refer to page 4-47 for waveforms.
1 2 3 4
VC-304 BOARD (7/12)
A CAMERA/MECHA CONTROL (VC BLOCK,SE BLOCK)
XX MARK:NO MOUNT
XNS_SW
XNS_SW
ZM_RST_LED
ZM_RST_LED
FC_RST_LED
FC_RST_LED
IRIS_PWM
40 IRIS_PWM
IRIS_COM
B
IRIS_COM
LENS_TEMP_AD
(4/12) LENS_TEMP_AD
HALL_AD
HALL_AD
LENS_DET
LENS_DET
ZM_RST
ZM_RST
FC_RST
FC_RST
56 EVF_DD_ON
EVF_DD_ON
F_RATE
F_RATE
(9/12)
C
AV_JACK_IN
AV_JACK_IN
C4503
XS_JACK_IN 10p
XS_JACK_IN
54
USB_DET
USB_DET
V_LIGHT_PWM
(12/12) V_LIGHT_PWM
ZOOM_VR_AD
ZOOM_VR_AD
55 MELODY_CARR
MELODY_CARR
MELODY_ENV
MELODY_ENV
D
(10/12)
C4504
UNLOAD
10p
UNLOAD
LOAD
MD2
LOAD
XCS_IC2401
C4506
XCS_IC2401 R4504
10k
DRUM_PWM
DRUM_PWM
CAP_PWM
XSYS_RST R4501 100
CAP_PWM
LM_LIM_DET
LM_LIM_DET
TREEL_FG
XCS_EEP
49 TREEL_FG
E
SREEL_FG
SREEL_FG
TAPE_TOP
(6/12)
TAPE_TOP
TAPE_END
UNLOAD
TAPE_END
DRUM_FG
DRUM_FG
DRUM_PG
LOAD
DRUM_PG
TAPE_LED_ON
TAPE_LED_ON
XCS_IC2401
CAP_FWD
CAP_FWD
CAP_FG
F
XCS_IC3302
CAP_FG
CAP_ON
CAP_ON
XREEL_HALL_ON XCS_TG
XREEL_HALL_ON
MODE_SW_A
MODE_SW_A
MODE_SW_B ALE
MODE_SW_B
MODE_SW_C FRRV
47
MODE_SW_C
ME_SW WRX
ME_SW
(6/12) HI8_MP_SW RDX
HI8_MP_SW
REC_PROOF VOUT_ON
G
REC_PROOF
DEW_AD XDVCN
DEW_AD
ALL_PS
VD_SO SW_PS
31
XCS_LCD
XCS_LCD TAPE_TOP
(3/12) VD_SCK TAPE_END
DXXA09
DXXA08
VD_SCK
VD_SCK
H 15
VD_SO
VD_SO C4505
XCS_VD
XX
(2/12) XCS_VD
C4507
XME/MP 0.1u
XCS_LCD
VD_SCK
XCS_EVF
53
VD_SO
XCS_EVF VST_C_RESET
XCS_EVF
(9/12) EVF_VG XNS_SW
EVF_VG
I R4506
R4503
100k
100k
XCS_IC5401
57 3
CAM_DD_ON LENS_DET
CAM_DD_ON
D31A07
(11/12) (1/12)
D30A06
D29A05
29 VOUT_ON
VOUT_ON D28A04
SDC_ON
SDC_ON D27A03
(3/12)
D26A02
J
D25A01
D24A00
58 52 34 12 6
XRST_VTR
XRST_VTR
(9/12) (6/12) (3/12) (2/12) (1/12) ZM_RST
SYS_V
SYS_V
OSD_V
OSD_V
IC5001_SCK
IC5001_SCK
K 59
XCS_IC5001
XCS_IC5001
IC5001_SI
(8/12)
IC5001_SI
IC5001_SO
IC5001_SO
XSYS_RST
XSYS_RST
IC2001
CL1014
CL1013 MD2 STEADY SHOT
CL1012 XCS_MC_FLASH
CL1011 EEP_SI
L
CL1010 EEP_SO
FOR FLASH JIG
CL1009 EEP_SCK
C2007
CL1008 0.047u
CL1007 REC_CRRT1
CL1006 REC_CRRT0
CL1005
10
M
XCS_EEP
XCS_EEP
IC2001
UPC6756GR
EEP_SO
-8JG-E2
EEP_SI
60
EEP_SCK RB2001
11 12 13 14 15 16 17 18 19 20
22k
VREF1
(12/12)
LIA1
LIA2
N
VREF2
05
4-2. SCHEMATIC DIAGRAMS 4-2. SCHEMATIC DIAGRAMS
5 6 7 8 9
NO MARK:REC/PB MODE
R:REC MODE
P:PB MODE
*:IMPOSSIBLE TO MEASURE THE
VOLTAGE AT THE MARKED POINTS.
R4507
CL4509
100k
C4511
C4508
0.1u
0.1u
2.9
216 215 214 213 212 211 210 209 208 207 206 205 204 203 202 201 200 199 198 197 196 195
1.2
1 X1
2 VSS
25
1.2
3 X0
4 XIN
0
5 MD2
0.1u
6 MD1
7 MD0
2.9
8 XINIT
2.9
9 XRST
2.9
10 XCS_EEP
11 XCS_GANDHI
CL4503
2.9
12 XCS_TRF
0
13 LM-
2.9
14 VDD
0
15 LM+
2.9
16 XCS_IC2401
17 XCS_IC3301
2.9
18 XCS_IC3302
19 XAUDIO_IN
2.8
20 XCS_TG
21 VSS
0
22 ALE
0.6
23 FRRV
2.8
24 WR01
2.9
25 RDX
2.9
26 VOUT_ON
2.9
27 XDVCN
0
28 ALL_PS
R2.9/P0
29 SW_PS
2.9
30 TAPE_TOP
2.9
31 TAPE_END
R2.0/P2.6
32 DXXA09
R2.0/P2.6
33 DXXA08
34 VSS
2.5
35 C1
1.9
36 VDD
2.9
37 XME/MP
2.8
38 XCS_LCD
2.9
39 XCS_EVF
0
40 VST_C_CHARGE
2.7
41 XNS_ON_SW/ND_SW3
42 P42(SW_LUKLA)
2.9
43 XCS_IC5401
0.1
44 LENS_DET
2.5
45 D31A07
2.6
46 D30A06
2.6
47 D29A05
2.6
48 D28A04
2.5
49 D27A03
2.5
50 D26A02
2.6
51 D25A01
R2.8/P2.5
52 D24A00
2.9
53 VDD
2.8
54 ZM_RST_SENS
RB4513
100k
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
C2012
XX
C2010
R2010
22u
XX
RB4503
C2016 100k
4.7u
9 8 7 6 5 4 3 2 1
VST_C_RESET
L2001
10uH
YAW_AD
C2008
22u
R2005
1M
R2006
10k
4-19
VC-304 BOARD SIDE A VC-304 BOARD SIDE A VC-304 BOARD SIDE B VC-304 BOARD SIDE B
10 11 12 13
RB4506
100k
RB4511 R4512
1k 470k
R1.3
/P2.8
194 193 192 191 190 189 188 187 186 185 184 183 182 181 180 179 178 177 176 175 174 173 172 171 170 169 168 167 166 165 164 163
ATF_LATCH
XCS_BIRDS
VDD
LPS
HP_JACK_IN
XRST_PHY
PH4
XCS_VFD
PH2
XREEL_HALL_ON
HOLD_EEP
VDD
C2
VSS
TUL
AVDD_U
AVRH_U
AVSS_U
ANIN1
ANIN0
MF_LED
GENERAL_AD
SYSTEM_AD
DEM1
LM_LIM_DET
XPWDA
IC4501
PG1
CAMERA/MECHA CONTROL
ZOOM_SW_AD
IC4501
XPWAD
MB91194APFF-G-129-BNDE1
CHIME_PWR_CONT
XUSB_EN
XUSB_ON
YAW_AD
PITCH_AD
R1.1/P3.3
IRIS_HALL_AD
R1.8/P0.1
LENS_TEMP_AD
AVSS_1
AVRH_1
R2.9/P0
AVDD1
AVDD_0
AVRH_0
AVSS_0
HI8_MP_SW
DEW_DET
SDC_IN
EVF_DD_ON
CHIME_AD2
CHIME_AD1
CHIME_AD0
USB_DET
XVIDEO_IN
ATF_ERR
REC_PROOF
ME_SW
RB4501
100k
R4530
RB4509
2.7k
100k
5%
R4531
10k
0.5%
14 15 16 17 18
FB4501
D_1.9V
D_2.8V
RB4514
100k
A_2.8V
REG_GND
IC4502
XCS_IC3302
AK6510CM-E2 XCS_IC3302
D31A07
2.9 2.9 D31A07
VDD
D30A06
CS
2.8 2.9 D30A06
HOLD
D29A05
RXD3
2.9 2.9 EEP_SCK D29A05
SCK3
D28A04
XRDY D28A04
0 EEP_SO
TXD3
D27A03
GND
D27A03
C4520
D26A02
0.01u
D26A02
D25A01
D25A01
D24A00
IC4502 D24A00
ALE
ALE
EEPROM
WRX
WRX
RDX
RDX
R0/P0.7 ATF_LATCH
OFR
162
OFR
2.5 XCS_BIRDS
LPS
161
LPS
1.9
C4514 IC3302_SLEEP
160 1u
IC3302_SLEEP
0 LPS
XRST_PHY
159
XRST_PHY
XDVCN
158 XDVCN
0 XRST_PHY
XRST_LINK
157
XRST_LINK
R4519
156 100k
2.7 XCS_VFD
155
62
154
0.1 XREEL_HALL_ON FRRV
153
(12/12)
152
2.9 C4516 FRRV
FRRV
151 XX
2.6 DXXA09
R1025 C4513
DXXA09
150 XX
0
DXXA08
DXXA08
149
ATF_LATCH
ATF_LATCH
148
2.9 XIRQ_IC4501
XIRQ_IC4501
147
2.9 DRP
DRP
146
SWP
SWP
145
TRRT
TRRT
144
TRRV
TRRV
143
ZOOM_VR_AD LINE_OUT_VD
142 LINE_OUT_VD
0 VREF
141 VREF
0 XCS_VFD
XCS_VFD
140
0 DEM1 XCS_SFD
XCS_SFD
139
2.9 LM_LIM_DET XCS_IC3301
XCS_IC3301
138
2.8 XPWDA VFO_OE
VFO_OE
137
VFO_VD
RB4510 VFO_VD
136
R4514
1.4 100k XCS_BIRDS
1k XCS_BIRDS
135 XPWAD
2.9 XUSB_EN
RB4512
134 XUSB_EN
1M XUSB_ON
133 XUSB_ON
2.9 XUSB_EN VSP_SI
132 VSP_SI
2.9 XUSB_ON
131
2.5 YAW_AD CAM_SI
CAM_SI
130
2.5 PITCH_AD CAM_SO
CAM_SO
129
CAM_SCK
RB4507
CAM_SCK
128
4700
LENS_TEMP_AD
CL4505
127
HALL_AD XVSP_SCK
XVSP_SCK
126
2.9 VSP_SO
C4515 R4524
VSP_SO
125 1u
1k
124 CL4506
2.9
123
2.9 CAM_SCK
122
CAM_SO
DA_STRB
121
2.9 HI8_MP_SW DA_STRB
120
0 DEW_AD
119
DEM0
DEM0
118
2.9 EVF_DD_ON XPWAD
XPWAD
117
XPWDA
XPWDA
116
DEM1
DEM1
115
XCS_IC5401
XCS_IC5401
114
0.7 USB_DET
113
R4536
112 47k
2.8 SW_PS
CL4507 SW_PS
111
0 REC_PROOF ALL_PS
ALL_PS
110
0 ME_SW XME/MP
109 XME/MP
XFE_ON
XFE_ON
CL4504 45
RF_SWP
RF_SWP
(5/12)
SIGNAL PATH
VIDEO SIGNAL
XCS_TG
Y XCS_TG
CS_CH
CS_CH
CH_SCK
CH_SCK
REC
CH_SO
CH_SO
PB
REC REC/PB PB
Drum speed servo
Drum phase servo
Drum servo(speed and phase)
Capstan speed servo
Capstan servo(speed and phase)
4-20
DCR-TRV250
19
61
(11/12)
11 27
(2/12) (3/12)
28
(3/12)
13
(2/12)
5 14
(1/12) (2/12)
10 50 63
(2/12) (6/12) (10/12)
42
(5/12)
64
(10/12)
44
(5/12)
65
(12/12)
4
(1/12)
VC-304 (7/12)