DPX-3070/3070B
COMPONENTS DESCRIPTION
I MAIN UNITRef. No.Application/FunctionOperation/Condition
Ref. No.Application / FunctionOperation / ConditionPower supply for
Q861,862 MOTOR+B SW
IC1MAIN ?-COMMain microcomputercassette motor
IC2RESETQ863,864 A8V AVR8V power supply for audio
IC3MUTEQ865P. ON-ILULMI SW
IC4ROM COLLECTIONQ866,867 LED11V AVR11V power supply for LED
IC5SECURITY ROMPower supply for
Q868,869 MAIN MOTOR+B SW
IC12PLLPLL for tunercassette main motor
IC101E-VOLElectric volumeQ870P. ON SW
IC103WOW
IC104WOW FOCUSI CONTROL UNIT
Audio switch for cassetteRef. No.Application/FunctionOperation/Condition
IC301AUDIO SELECTOR
and tunerIC901LCD DRIVERLCD driver
IC351CASSETTE MOTOR DRIVERDriver for cassette motorIC921REMOTEReceives remote signal
IC601POWER ICOutput amplifierQ903RED LED SW
Q1RESET SWQ904BLUE LED SW
Q5FM VCC SWQ905GREEN LED SW
Q101E-VOL MUTE SWQ906SECURITY INDICATOR SW
Q141WOW FOCUS SWQ921REMOTE SW
Q221FM/AM VT DRIVER
Q271,272 PRE MUTE DRIVERMute switch for preoutI EQUALIZER UNIT
Q277PRE MUTE SWRef. No.Application/FunctionOperation/Condition
Q281,282 PRE MUTE DRIVERMute switch for preoutIC250DOLBY/EQUALIZERCassette audio equalizer
Q287PRE MUTE SW
Q802~805 P. CON SW (P-ANT SW)I CD PLAYER UNIT (X32-5490-01)
Q806,807 P-ANT SWRef. No.Application/FunctionOperation/Condition
Q808POWER IC STANDBY SWMECHANISMActivates when BU5 and
IC1
Q809BACK-UP DET SWCONTROL ICMSTOP (Pin No.12) goes OH�.
Q810ACC DET SWActivates when CNTL
IC2SW3.3V AVR
Q811ILLUMI DET SW(Pin No.1) goes OH�.
Q812BMS CONTROL DRIVERExternal amplifier driverCD RF/SERVO/Activates when SW3.3V
IC3
Q813BACK-UP DET SWDSP/DAC ICgoes OH�.
Q851P. ON SWFocusing coil, tracking
7.5V power supply forIC44ch BTL DRIVERcoil, spindle motor and
Q852~854 S7.5V AVR
CD mechanismsled motor driver.
5V power supply forQ2SW 5VSwitch for SW5V.
Q855,856 D5V AVR
CD mechanismAU TOMATIC POWER
Q3LD driver.
Q857,858 BU5V AVRCONTROL
Q859SW5V SWQ4SWFor switching equalizer.
Q860SW5V DRIVER
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