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DDX3028/3048/3058/318/4038/4038M
DDX4028BT/4038BT/4038BTM/4048BT/4058BT/418
Ref. No
IC371
Regulator
Q3311
Transistor
DVD UNIT
●
Ref. No
IC1
Servo Driver
IC3
Power supply IC for D3.2V
IC7
2-channel Multiplexer
IC8
Microcontroller
IC9
Transistor
IC9
Transistor
IC10
MOS FET
IC10
MOS FET
IC301
DVD processor
IC302
Power supply IC for D1.2V
IC308
IC for crystal oscillations
IC398
FLASH ROM
IC399
SDRAM IC
IC400
2ch D/A converter
IC481
32kbit EEPROM
IC501,502
8bit D-type Latch
Q2
Transistor with resistance included
Q4
Transistor
Q7
Transistor
Q101
Transistor
Q103
Transistor
Q105
Transistor
Q301
Transistor with resistance included
Q302
Transistor with resistance included
Q304
Transistor with resistance included
6
COMPONENTS DESCRIPTION
Application / Function
Application / Function
Operation / Condition / Compatibility
1.8V Regulator
5.0V Regulator for DAC
Operation / Condition / Compatibility
Driver Feed motor, Spindle motor, Loading/Eject Motor and pick-up actuator
D4V→D3.2V
Switch for changes of servo signal and I2C signal
Certifi cation chip for iPods
Switch on/off DVD laser power
Switch on/off CD laser power
Switch on/off DVD VR
Switch on/off CD VR
MPEG decoder function processor (AV decoder)
D2V→D1.2V
48MHz for USB
Firmware maintaining for DVD processor
SDRAM for DVD processor
Convert audio digital signal to analog signal
Store user setting, servo parameter and etc.
Latch to divide an address and data
Loading/Eject Motor Speed control
Buffer Tr of Photo Detector SW for Mecha
Buffer Tr of Photo Detector SW for Mecha
Drive DVD laser power
Drive CD laser power
Switch for changes of CD VR and DVD VR
Level conversion of SW1 signal
Level conversion of SW4 signal
Pole conversion of Vbus SW signal
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