Sony DCR-TRV738E Service Manual page 42

DCR-TRV738E/TRV740/TRV740E/TRV840
COVER
COVER
3-8. POWER BLOCK DIAGRAM (2/3)
VC-278 BOARD(2/3)
SHOE ON
BATT SIG
INIT CHARGE ON
VTR DD ON
CAM DD ON
FAST CHARGE
BATT XEXT SW
D4702
BATT UNREG
MT 5V
VTR UNREG
1
LANC DC
14
D 2.8V
VTR UNREG
EP 2.8V
MT 5V
EP 13.3V
AU 2.8V
EP 4.75V
USB 3.1V
D 1.5V (PC 1.5V)
IC5701
D 1.5V (IC1401)
AU 4.75V
AUDIO I/O
D 1.9V
A 2.8V A 2.8V
TO
AU 2.8V AU 2.8V
1
POWER BLOCK
D 2.8V
(1/3)
FB3601 L3602 FB3701
(PAGE 3-14)
D 1.5V
IC3603
A/D CONV.
L3701,
A 4.75V A 4.75V
A 2.8V
MT 5V
D 1.5V
D 2.8V
D 2.8V
CAP VS
CAP ERROR
DRUM VS
DRUM ERROR
RP 4.75V
RP 4.75V
A 2.8V
L3201
IC3201
HI8/STD8
PB RF
AMP
RP 6.0V
16
( ) : Number in parenthesis ( ) indicates the division number of schematic diagram where the component is located.
IC4701
RESET 5
3
6
D 4703
2
BATTER IN
7 REG 4
DETECT
IC4703
8
LANC I/O
UNREG POWER Q4701
4
LANC DC VCC 8
L5803
IC4502
IC5702 IC5801
EEPROM
AUDIO MIC AMP
ADC&DAC
L5701
FB3303
FB4502
L6001
FB3304
FB3370 L3307
EVER 3.0V
IC3701 IC3301 IC3303 IC6002 IC2291
AUDIO
VIDEO DV DV
D/A CONV.
LINE IN/OUT SIGNAL A/D
INTERFACE
AMP PROCESS
CONV.
3705
FB2205
L1501
L2202
FB2204
L2208
IC2201 IC1502
AGC,
HI8/STD8
PB Y/C A/D CONV.
PROCESS
RF 1.9V
L3102
L3104 L3103
IC3103 IC3101
IC3202
REC/PB EQ.
RF ENV
AMP A/D CONV.
DET
PLL
3-15
3. BLOCK DIAGRAMS 3. BLOCK DIAGRAMS
BATT LI3V
IC5001
HI CONTROL
SHOE ON 17
54 BATT SENS
Q5001
IB SO
55 ACV SENS 42 BATT SIG
I/F
IB SI 41
INIT CHARGE ON 38
73 XRESET
VTR DD ON 35
VDD/ FAST CHARGE 37
14 53
VCC
62
EP 4.75V
BATT/XEXT 74
EP 13.3V
31 BATT IN
EP 2.8V
XVTR MODE SW
1
XCAM MODE SW 2
46
XLANC ON
XPHOTO STBY SW 7
VTR DD
56 LCD LED ON
12
SENSE
IC4501
MECHA
CONTROL
CAMERA
CONTROL
Q1104, 1105
FB4501
FB6003
D 1.5V (PC 1.5V)
FB2291
USB 3.1V
FB6001
(EVR)
IC6001
USB
I/F
FB6002
L2001
L1601
D 1.5V (IC1401)
FB1402 L1401
IC2001 IC1401 IC1402
IC1601
MPEG MOVIE
PITCH/
CAMERA
PROCESS
PROCESS
YAW
DIGITAL SDRAM
SENSOR
STILL PROCESS
AMP
FB1403
D 2.8V
VTR UNREG
MT 5V
RV001
CN1109
D 2.8V
ZOOM VR
10
XVTR MODE SW
1
XCAM MODE SW
4
XPHOTO STBY SW
3
IC7002 IC7001
TIMING LCD DRIVE
GENERATOR
FB7001
FB7002
L7001
CONTROL SWICH BLOCK (CF-2500)
CN1110
CN002
S023
6 2
RESET
3
BTOOI
LITHIUM
BATTERY
8
11
DISP LCD VDD
20
21
CAM DD ON
D 1.5V IC1551,1553
TO
3
POWER
USB 3.1V
IRIS DRIVE,HALL AMP
BLOCK(3/3)
D 1.5V (PC 1.5V)
(PAGE 3-18)
D 2.8V
R1132
F LED 2.8V
20
TO IC1555
LANC DC
5
2
POWER
A 4.75V
27 BLOCK(3/3) ZOOM/
SE 2.8V
(SI-032) FOCUS/
17
SHUTTER
MT 5V
1 (PAGE 3-17)
DRIVE
CN1103
A 4.75V L1551
MT 5V L1552
IC4402
CAP VS
3 CAPSTAN MOTOR
DRIVE
2
IC4401
DRUM
MOTOR DRIVE
DRUM ERROR
DRUM FG,PG AMP
29
LOADING
CAP ERROR
27 MOTOR DRIVE
DRUM VS
REEL FG AMP
6
TAPE TOP,END DET
DRUM,CAP ERROR AMP
R4407
R4411
3-16
CONTROL SWITCH BLOCK
(SS-1380)
S001
POWER
(DCR-TRV738E ONLY)
VCR PLAYER
OFF(CHG)
CAMERA
MEMORY
LB-076 BOARD
LCD903
CN7001
LCD
8
UNIT
5 16
7
3 18
1
CN701
CN702
IC701
EVF
BACKLIGHT
DRIVE
CN006
5
SW
CONTROL SWITCH
TO
5
POWER
2 BLOCK (FK-2500)
BLOCK
DISP BL
(3/3)
6
(PD-156/160)
CN005 (PAGE 3-17)
LENS ASSY
Q1555
ZOOM
15 RESET
SENSOR
FOCUS
RESET
13
SENSOR
17 TEMP
CN1551
1
CAPSTAN
17
FG
CN4403
T REEL,
SENSOR VCC
8 S REEL
SENSOR
H001,002
D001
TAPE LED(A)
12 TAPE LED
CN4404
M2000 MECHA
DECK