Component Description - Kenwood KDC-2016 Service Manual

KDC-2016/215S/35MR
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3 7 63 1515 0
CD PLAYER UNIT(X32-4600-00)
Ref.No. Component Name
IC1 AN8806SB
IC2 MN662770KA7
IC4 BA5917AFP
IC5 TA78L05F
IC6 NJM4565MD
Q1 2SA1362(Y)
Q2 DTC124EUA
Q3 2SA1362(Y)
Q4 2SA1362(Y)
Q5 DTC124EUA
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L 13942296513
Q6 2SA1576A
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COMPONENT DESCRIPTION

Application/Function
RF amplifier
CD signal processor bult-in MI-COM.
BTL driver
5V AVR
Low pass filter
APC
POWER SW
A.8V SW
D.5V SW
MOTOR ON SW
TE LEVEL SW
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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. Auto
matic 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
LD power control
Power on during the source selected CD
A8V line ON/OFF control
D5V line ON/OFF control
Power on during CD roading or eject action
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OFF during CDR play
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