KDC-W808/X689
3
BLOCK DIAGRAM
TR COIL
FO COIL
C
F
A B
E
PD
LD
SERVO DSP
MOTOR
DRIVER
SP MOTOR
LOADING &
MOTOR
SLED
IC4
IC2
u-COM
IC1
MP3/WMA/AAC
IC15
IC5
3.3V REG.
3.3V REG.
IC21
1.8V REG.
IC20
IC19
3.3V REG.
IC14
5V REG.
SW
DAC
3.3
5V
3.3
5V
3.3
5V
3.3
5V
LPF
IC18
IC13
16MBIT
SDRAM
IC16
ROM
FLASH
IC17
4MBIT
D5V
S7.5V
A8V
BU5V
RF AMP
DECODER
ACD DECODER
16.898MHz
SW3.3V(712)
S7.5V
RESET
SCK
SI
STB
A0
SO
INTQ
POWER ON
26.88MHz
BU3.3V
D5V
FLAG
C16M
BCLK
DATA
LRCK
SW3.3V
SW3.3V
SW1.8V
(CS7410)
(CS7410)
(712)
POWER ON
BU3.3V
SW5V
BU5V
A8V
RESET
DATA MUTE
SREQ
BREQ
DO
CS
CLK
DI
PCM DATA
PCM BCLK
PCM XCK
PCM LRCK
DAC RST
DAC MUTE
INFINITY 0 DET.L/R
SER/GPIO
L/R
AUDIO MUTE
I2C
MSTOP,MRESET
LOE/LIM SW
8EJE-SW
LOS-SW
12EJE-SW
L/R
SW3.3V(712)
CONTROLLER
MEMORY
8BIT
0-2MB
ROM
DRAM
256k-8MB
4,8,16BIT
(CS7410)
SW3.3V
2x512kx16BIT
512kx8BIT
SW3.3V
(CS7410)
SW5V
EMPH
I2S
CD I/F
DAC CONTROL
SW3.3V
(CS7410)
SW1.8V
&
CD PLAYER UNIT (X32-5730)
COMPONENTS DESCRIPTION
●
SWITCH UNIT (X16-3242-70)
Ref. No.
Application / Function
Operation / Condition / Compatibility
IC1
Panel
µ
-com
IC2
Reset IC
“L” when detection voltage goes below 3.6V or less.
IC3
BPF IC
5ch band pass filter
IC5
Remote Control IC
Remote control receiver
Q1, Q2
LED+B SW
Q2 turn on when Q1'base goes “H”. (Q2 collector appears 5V)
Q3, Q4
FL+B SW
Q3 turn on when Q4'base goes “H”. (Q3 collector appears 55V)
Q5
SW5V SW
The power supply for non-back up cct. It supply give to IC5 etc. when
Q5 base level goes “L”.
Q6
FL BLK SW
The FL doesn't light when base goes to “H”
Q7
SC CON SW
IC1 stat working when panel is attached.
(The base goes to “H”, IC1 18pin goes to “H”)