Power Block Diagram (3/3) - Sony DCR-DVD301 Service Manual

3-7. POWER BLOCK DIAGRAM (3/3)

MD-104 BOARD (2/2)
Since a service is provided only for the MD
BLOCK ASSY (A-7113-371-A) and not for the
single MD-104 board, complete.
IC4200
D 2.8V
A 2.5V
D 2.5V
D 3.1V
D 1.5V
(5/8)
TO IC4201
2
POWER BLOCK
DIAGRAM
(1/3)
USB 2.0
(PAGE 3-10)
BRIDGE
WG1 A 2.5V
WG1 D 2.5V
D 2.8V
A 2.8V A 2.8V
DRV A 4.6V DRV A 4.6V
DRV MT 4.6V DRV MT 4.6V
DCR-DVD301
( ) : Number in parenthesis ( ) indicates the division number of schematic diagram where the component is located.
(5/8) (4/8) (4/8) (4/8)
IC4703 IC4702 IC4707
IC4704
EEPROM FLASH AND
MEMORY GATE
ADDRESS
LATCH
FB4701
FB4603
L4200
(2/8) (2/8) (2/8)
IC4601 IC4607
IC4603
DVD 64Mbit
DSP SDRAM
IC4606
PERIPHERAL IC
(3/8) (3/8) (3/8)
IC4853 IC4852 IC4855
IC4854
FOCUS DRIVE VRD2
TRACKING DRIVE BUFFER
SLED MOTOR DRIVE
SELECTOR
SPINDLE MOTOR DRIVE
SKEW MOTOR DRIVE
3-13
(4/8)
(4/8) IC4706
IC4701
D/A CONV.
DVD
Q4701
DRIVE
121 BUFFER
CONTOROL
INSW X
84
A 2.8V
(1/8) (1/8) (6/8)
IC4502 IC4503 IC4808
DVD AND SHOCK
RF GATE SENSOR
PROCESS AMP
D 2.8V
A 2.8V
DRV A 4.6V
DRV MT 4.6V
(6/8) (6/8) (6/8)
IC4803 IC4801 IC4804
MMV OR GATE
IC4807
FOCUS
SHOCK
DETECTOR
BASE UNIT
OP PWR X
CN4501
INSW X
LDD VCC 8
LD DRIVE
9
PD VCC
31 PD IC
FPDIC VCC
39 FPD IC
Q4501
CN4852
R4895
IN SW IN LIMIT
2
PD
Q4852
A 2.8V
6
SPINDLE
DRV A 4.6V
MOTOR
12
R4949
3-14E