2
KDC-4047UA/4047UG/4047UGY/4047UM
KDC-414UA/414UM/MP245U/U3046/U346/U4046
BLOCK DIAGRAM
2
5
1
BU-DET
LINE MUTE
ACC-DET
RESET
9
5
9
BU-DET
1
2
MUTE
R15
1
2
3
to GND
3
3
1
ROM CORRECTION (NOT USED)
1
1
1
1
1
R31
R118
1
FL+B
PS1-1 / PS1-2 / PS1-3
ACC-DET / BU-DET
PS2-1
PHONE
REAR/SW
FRONT
PS1-1 / PS1-2 / PS1-3
PS2-1 / PS2-2
P-ANT
P-CON
SP-OUT
PHONE
ACC
B.U.
DC CN
FRONT L/R
REAR L/R
P-STBY
15
2
8
8
4
2
OEM REMOTE
to SYSTEM
2
(13-SEG, 11-DIGIT)
J1,IC4
2
PANEL5V
5
u-COM (IC1)
E-VOL
IC2
A8V
SYSTEM u-COM
∗
Q703-706
PHONE
ACC-DET
Q101
Q103
BU-DET
Q102
SW14V
Q11,12
Q2,3
A8V
SERVO+B
D5V
BU5V
SW5V
PANEL5V
RESET IC
IC8
B
CONNECTOR
RESET
REMOTE
FL DISPLAY
IC1
IC6
∗
IC2
J1
B
S1
ED1
∗
J5
MUTE
∗
Q707
IC501
SERVO+B
BU5V
Q301
BU5V
DME1
BU5V
SW5V
S3
J1
A8V
ANT.
∗
IC7
SW5V
E2PROM
SW5V
BU5V
FRONT
J2
PANEL DET
IC1
BU5V
SW5V
FL+B
IC4
FL+B
J3
SW5V
IC10
RDS
DECODER
TUNER ATOMIC
CD MECHA
(X32- )
ROTARY
ENCODER
DRIVER
FL
KEY
ILLUMI
Rx1
1/2W
KEY
MATRIX
1/2W
Rx1
CD
SERVO
IC
SUPPLY
POWER
DC-CN etc
MUTE
PRE
IC
POWER
PRE-OUT
-DET
SURGE
DC-CN
AUX
BU5V
USB5V
BU5V
USB CN
J3
USB5V
IC51
BU3.3V
IC53
LEVEL
SHIFT
Bolero u-COM
(SUB u-COM)
252
IC900
SW
HI-SIDE
iPod IC
USB5V
∗
IC950
IC52
FL+B
Bolero
E2PROM
IC951
(NOT USED)
BU
IC251,
BU5V
BU5V
ELECTRIC UNIT (X34-660x-xx)
SWITCH UNIT (X16-675x-xx)
DPU1
CD PLAYER UNIT (X32-6250-00)
BOARD
MOTHER
(X34- )
E
F
A
C
B
TR COIL
FO COIL
APC
IC4
16.934MHz
CLOCK
IC3
LOADING &
MOTOR
DRIVER
MOTOR
SPINDLE
S2
S1
SLED
MOTOR
DM1
DM2
X1
Q1
RF AMP
SERVO
MP3 DECODER
WMA DECODER
1M bit SRAM
PROCESSOR
AAC DECODER
+
+
+
+
+
LEVEL SHIFT
RESISTOR
FILTER
FILTER
D1.5V
IC5
Q14
REG
BU1.5V/
OUTPUT
D3.3V
VREF
12EJE-SW
LOS-SW
LOE-SW
MOTOR
LO/EJ
A.GND
TR OUT
FO OUT
DM OUT
FM OUT
A3.3V
LD
SIGNAL A/B/C/E/F
S.GND
S7.5V
FO OUT
TR OUT
DM OUT
FM OUT
DRV MUTE
SO
SRAM STB
SI
BUCK
CCE
PIO0
R15
SRAM STB
BUCK
CCE
PIO0
SO
SI
MRST
MRST
C43
C44
Rch
Lch
Lch
Rch
ZDET
MUTE L/R
D.GND
D GND
BU1.5V
D1.5V
D3.3V
AGND
BU5V
P.ON
PD