BLOCK DIAGRAM
KDC-D301
2
CONTENTS
BLOCK DIAGRAM .............................................................. 2
COMPONENT DESCRIPTION ........................................... 3
MICROCOMPUTER’S DESCRIPTION ............................... 5
PC BOARD ......................................................................... 7
SCHEMATIC DIAGRAM ................................................... 13
EXPLODED VIEW ............................................................ 19
PARTS LIST ...................................................................... 21
SPECIFICATIONS ............................................... Back cover
P ON
VDD
AVDD
BPF SEL
BPF A
BPF B
BPF C
B.U.DET
A MUTE
BEEP
SW 5V
BU +5V
AUDIO +B
ILL +B
B.U.
DET
AUDIO MUTE
BU
5
V
SER
V
O
+B
A
UD +B
L CH
ILL +B
B.
U
.
L CH
R CH
R CH
2
4.19MHz
CLOCK
BUZZ
B.P.F.
4
AMP
AGC
VREF
ISO AMP
SP INPUT
4
13PIN
22PIN
16PIN
SYSTEM
MI-COM
CH CORD
Q9
Q1,2
Q19
Q3,4
Q14,15,20
Q7,8
Q5,6
X1
Q13
(2/2)
IC5
IC6
IC7
BPF IN
(1/2)
IC6
4PIN
SERVO +B
to H.U.
IC1
SW 14V
Q17
CD MECHANISM
MUTE R
ST
OP
SW2
LO/EJ
MUTE L
RST
SW3
SW1
SD
A
SCL
MO SW
LCD DRIVER
IC1
Q1
ED1
LCD
DIMMER SW
LCD AVR
P
AN 5V
(X13- )
L
D
ATA
L
L CE
L CLK
(X92- )
L INH
CN4
CN5
(X89- )
CN1
J1
J1
ILL +B
DISP
EJECT
P
AN 5V
PAN 5V
2
PAN 5V SW
Q10
P KEY
EJECT
P
ANEL
CH CON
RESET SW
Q16
IC2
RESET
J1
CN1
CN3
CN2
CH RST
D
ATA
H
D
ATA
C
CH CLK
REQ H
REQ C
CH CON
CH MUTE
(X25- )
