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KDC-D301
COMPONENT DESCRIPTION
q CD PLAYER UNIT(X32-5010-00)
Ref.No. IC1 Component Name AN22000AA Application/Function RF amplifier Operation/Condition/Compatibility Generation of RF signal based on the signals from the APC circuit and pickup, and generation of servo error(focusing error and tracking error)signals. Detection of dropout, anti-shock, track crossing and off-track conditions, Gain control function building in. IC2 IC4 IC6 Q1 Q2 Q3 Q4 Q5 MN662774KG1 BA5917AFP NJM4565MD MCH6101 DTC124EUA DTA143XUA 2SA1362(Y) DTC124EUA CD signal processor bult-in MI-COM. 4CH BTL driver OP Amp. APC P ON SW A.8V SW D.5V SW MOTOR SW Focusing coil, tracking coil, spindle motor and sled motor driver Low pass filter LD power control When CD source is selected, Q2's base goes "Hi", Q3 and Q4 are turned on. A8V ON/OFF control. When a base goes "Lo", Q3 is turnde on. D5V ON/OFF control. When a base goes "Lo", Q4 is turnde on. When CD loading or eject operation is activating, Q5's base goes "Hi", Q4 is turned on.
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