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KDC-D301
CD PLAYER UNIT(X32-5010-00)
Ref.No.
Component Name
IC1
AN22000AA
IC2
MN662774KG1
IC4
BA5917AFP
IC6
NJM4565MD
Q1
MCH6101
Q2
DTC124EUA
Q3
DTA143XUA
Q4
2SA1362(Y)
Q5
DTC124EUA
4
COMPONENT DESCRIPTION
Application/Function
RF amplifier
CD signal processor bult-in
MI-COM.
4CH BTL driver
OP Amp.
APC
P ON SW
A.8V SW
D.5V SW
MOTOR SW
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.
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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