Sony Digital Handycam DCR-TRV120 Service Manual page 9

3-5. POWER BLOCK DIAGRAM 2
VC-235 BOARD (2/2)
CN1111
VTR UNREG
13
AU 2.8V
20
A 4.75V
16
D 2.8V
IC3103
(TRW)
REC/PB
AMP
(SEE PAGE 4-30)
VTR UNREG
MT 5V
CAP VS
DRUM VS
D 1.5V
D 1.9V
D 1.5V (CAIN)
D 2.8V
13
A 2.8V
VC-235 BOARD (1/2)
(SEE PAGE 3-8) AU 2.8V
RP 6V
A 4.75V
RP 4.75V
AU 4.75V
CAM –6.5V
CAM 12V
R4411
CN4402
7 8 9
T REEL,
DRUM
S REEL
MOTOR
SENSOR
M901
H001, 002
MECHA DECK
(B700 MECHANISM)
(SEE PAGE 4-39)
05
MI-37 BOARD
IC3901
CN5804 D3904
F3900
IR
20 LASER LINK
TRANSMITTER
(SEE PAGE 4-57)
IC5801
13
STEREO
MIC AMP (SEE PAGE 4-55)
17
IC3301 IC2201
IC3101 IC3303
VIDEO DSP Y/C
(TRF) D/A CONVERTER (LIP) PROCESSOR
EQ, PLL, DV
A/D CONVERTER INTERFACE
(SEE PAGE 4-29) (SEE PAGE 4-25) (SEE PAGE 4-28) (SEE PAGE 4-17)
FB3303
R3308
FB3307
MT 5V
D 1.5V
1.9V
D 2.8V
A 2.8V
AU 2.8V
A 4.75V
RP 4.75V
AU 4.75V
CAM –6.5V
CAM 12V
IC4401 IC2291 IC3201
LOADING/DRUM (EVR) Hi 8/Std 8
MOTOR DRIVE, D/A CONVERTER PB AMP
SENSOR AMP
(SEE PAGE-4-42) (SEE PAGE 4-31)
(SEE PAGE-4-40)
R4407
CN4404 CN4403
13 10 9 7 8
CAPSTAN
MOTOR
M902
3-9
FP-156 FLEXIBLE
(SEE PAGE 4-55)
IC3900
REMOTE
COMMANDER
RECEIVER
(SEE PAGE 4-58)
PH001, 002
CN5801
MANUAL
R5845
11 FOCUS
SENSOR
D 2.8V
MT 5V
IC3701 IC3603 IC5702 IC5701
VIDEO (BBI) A/D, D/A AUDIO
IN/OUT A/D CONVERTER CONVERTER IN/OUT
AFC
(SEE PAGE 4-22) AGC (SEE PAGE 4-44) (SEE PAGE 4-44)
(SEE PAGE 4-24)
FB2202
MT 5V
D 2.8V
A 2.8V
AU 2.8V
A 4.75V
AU 4.75V
CAM –6.5V
CAM 12V
IC3202 IC4501 IC4902
RF ENV Digital 8 CAMERA
DET MECHANISM CONTROL
22
CONTROL Hi 8/Std 8
(SEE PAGE 4-32) 53
MECHANISM
(SEE PAGE 4-35)
CONTROL
(SEE PAGE 4-37)
IC4502 IC4901
EEPROM EEPROM
(SEE PAGE 4-36) (SEE PAGE 4-37)
DCR-TRV120/TRV120E/TRV120P/TRV125E/
CONTROL SWITCH BLOCK
(FK-10000)
(SEE PAGE 4-71)
CN1107
4 4
LED
9 9
IC1501 IC1502 IC2202 IC3102
TIMING S/H, AGC, A/D INVERTER GATE
GENERATOR CONVERTER
(SEE PAGE 4-15) (SEE PAGE 4-15) (SEE PAGE 4-17) (SEE PAGE 4-29)
L1552
IC1553 IC1552
ZOOM/FOCUS IRIS
ZOOM RESET LED MOTOR DRIVE,
DRIVE HALL
FC RESET LED
AMP
(SEE PAGE 4-19)
(SEE PAGE 4-20)
Q1552,
Q1553
CN1551
8 11 13 20
ZOOM,
ZOOM
FOCUS
LENS
LED
LENS BLOCK
3-10
TR8000E/TR8100E