KDC-5080R/RY,6016R
5
COMPONENTS DESCRIPTION
CONTROL UNIT
Ref.No.
Component Name
Application/Function
Operation/Condition/Compatibility
IC900
LC75883E
LCD driver with key-matrix
IC901
RS-171
Remote control IC
Q900
DTA124EUA
Remote SW
ON when the base goes “Lo”.
Q901
2SD2114K
Key illumination green SW
ON when the base goes “Hi”.
Q902
2SD2114K
Key illumination red SW
ON when the base goes “Hi”.
Q903
DTA124EUA
Key-matrix permission SW
ON when the base goes “Lo”.
CD PLAYER UNIT(X32-4700-00)
Ref.No.
Component Name
Application/Function
Operation/Condition/Compatibility
IC1
AN8806SB
RF amplifier
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.
IC2
MN662774KC3
CD signal processor bult-in MI-COM.
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.
IC4
BA5917AFP
BTL driver
Focusing coil, tracking coil, spindle motor and sled motor driver.
IC5
TA78L05F
5V AVR
IC6
NJM4565MD
Low pass filter
Q1
2SB1188
APC
LD power control.
Q2
DTC124EUA
P ON SW
ON during the CD source selected.
Q3
2SA1362(Y)
A.8V SW
A8V line ON/OFF control.
Q4
2SA1362(Y)
D.5V SW
D5V line ON/OFF control.
Q5
DTC124EUA
MOTOR ON SW
ON during CD loading or eject action .
Q8
DTC124EUA
GAIN CONTROL SW
