Kenwood KDC-1016 Service Manual page 5

CD PLAYER UNIT(X32-4700-00)
Ref.No. Component Name
IC1 AN8806SB
IC2 MN662774KC3
IC4 BA5917AFP
IC5 TA78L05F
IC6 NJM4565MD
Q1 2SB1188
Q2 DTC124EUA
Q3 2SA1362(Y)
Q4 2SA1362(Y)
Q5 DTC124EUA
Q8 DTC124EUA
COMPONENT DESCRIPTION
Application/Function
RF amplifier
CD signal processor bult-in MI-COM.
BTL driver
5V AVR
Active filter
APC
P ON SW
A.8V SW
D.5V SW
MOTOR SW
GAIN CONTROL SW
KDC-1016/115S
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.
Focusing, tracking, sled and spindle servo processing.
Automatic adjustment(focusing, tracking, gain, offset
and balance) operations. Digital signal
processing(DSP, PLL, sub-codes, CIRC error correction,
audio data interpolaration) operations.
Focusing coil, tracking coil, spindle motor and sled
motor driver
Low pass filter
LD power control
Q3 and Q4 are turned ON when Q2's base goes "Hi"
during the source selected CD.
A8V line ON/OFF control ON, when the base goes "Lo".
D5V line ON/OFF control ON, when the base goes "Lo".
Q4 is turned ON when Q5's base goes "Hi" during CD
loading or eject.
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