Block Diagram - Kenwood KDC-4047UA Service Manual

KDC-4047UA/4047UG/4047UGY/4047UM
KDC-414UA/414UM/MP245U/U3046/U346/U4046
ELECTRIC UNIT (X34-660x-xx)
ANT.
IC501
TUNER ATOMIC A8V
3
SW5V
1
A8V
∗
IC7
RDS
ROM CORRECTION (NOT USED)
DECODER
SW5V
3 3
IC1
1 1
IC8
BU5V RESET IC
DC CN
S3
RESET
J3
J1
to GND
PANEL DET
J2 S1
FRONT ROTARY
AUX ENCODER
∗
IC2
REMOTE
SWITCH UNIT (X16-675x-xx)
2

BLOCK DIAGRAM

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