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n CD-ROM Block diagram
HEADPHONE OUTPUT
DISC ACCESS INDICATOR
PLAY BUTTON
EJECT BUTTON
SPINDLE DRIVER
BA6849FP
SLED DRIVER
LOAD/EJECT
DRIVER
ACTURATOR
DRIVER
KA3012D
B.L SPINDLE MOTOR
BRUSH SLED MOTOR
OPTICAL PICKUP
DRIVING MECHANISM
LASER CONTROL
RF
RF AMP. & APC
SIGNAL
TA2119FN
RF SIGNAL
EJECT MECHANISM
COMPACT DISC
DISC TURN TABLE
CLAMPING PULLEY
HEADPHONE
AMPLIFIER
3414A
11
DRIVE SECTION
CONTROLLER SECTION
SPINDLE KICK/BRAKE
CPU
KS88C4400
20MHz
CERAMIC
OSC
SUB CODE
EFM DEMODULATOR
DATA
CIRC DECODER
DATA
TC9450F
CONTROL
OSC
33.86MHz
CERAMIC OSC
AUDIO SECTION
MAIN PCB
PROM
AT27C512R
5/12V POWER
HOST
CONTROLLER
CD-ROM DECODER
LAYERED ERROR
DATA CONTROL
CORRECTION
SUB CODE DECODER
TC9466FA
MASTER/
25.4MHz
SLAVE
CERAMIC OSC
AUDIO
OUTPUT
DIGITAL
OUT
(OPTION)
12
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