Block Diagram - Kenwood DPX-MP4070 Service Manual

DPX-MP4070/MP4070B
QQ
3 7 63 1515 0
ANT
TU221
TUNER
DPX-04
DPX-3070
DPX-MP4070
AUX IN
CD CH
MD MECHA
(DPX-05MD)
CASSETTE
MECHA
DPX-04
DPX-3070
DPX-MP4070
CD MECHA
TE
L 13942296513
CD PLAYER UNIT (X32-5500-01)
CN1
DOUT 24 OPEN
S2
12EJE
LOS
CLK
DATA 20
A8V
A8V
L
AGND
R
MUTER 15
MUTEL
MRST
MSTOP
S4
8EJE
S3
LOE/LIM 10
BU5V
www
BU5
DGND
DGND
D5V
D5
D5 5
LO/EJ
.
MOTOR
S7V
SGND 1
2

BLOCK DIAGRAM

IC301
INPUT
SELECTOR
IC12
PLL
IC351
CASSETTE
MECHA
DRIVE
CONTROL UNIT
IC921
REMOTE
IC1
Q1,4
LEVEL
SHIFT
S1
MECHANISM
CONTROL
MICROPROCESSOR
IC9
A3.3V
DAC 3.3V
AVR
Q3,5,6
3
LEVEL
SHIFT
Q7
IC6
LEVEL SHIFT
IC5
x ao
SW3.3V
y
SW 3.3V
AVR
PON
i
2
S7V
8
MAIN UNIT
IC101
E. VOL
BASS/TRE/FADER
IC2
SYSTEM
IC103
RESET
WOW
-12.7dB
IC1
MAIN u-COM
IC901
LCD
LED
DRIVER
LCD KEY
Q Q
3 6 7
IC3
8
MP3/WMA
DECODER
IC8
BUFFER
1
IC2
BU3.3V
RF AMP/SERVO
CD SIGNAL
PROCESSOR
3
IC7
X1
BU 3.3V DAC 3.3V
16.898MHz
AVR AVR
4
u163
IC4
FCS
4 TRK
4ch BTL
SPD
DRIVER 4 SLD
2 9 9 4
PRE OUT
(FRONT)
IC601
POWER
SP OUT
AMP
PRE OUT
(REAR/N-FAD)
DPX-3070
DPX-MP4070
AUDIO 8V
BU 5V
DPX-3070
DPX-MP4070
LINE MUTE LINE MUTE
ANT CONT ANT CONT
P. CONT P. CONT
ILLUMI ILLUMI
ACC DET ACC
BU DET BU
LED 11V
1 3 1 5 0 5 8 2 9
4
DPU1
(OPTICAL PICKUP)
Q9,10 CN2
C-SW
5 16
Q8
APC
TR COIL
m
FO COIL
co
DM1
SPINDLE
M
MOTOR
.
DM2
LOADING
& SLED
M
MOTOR
2 8
9 9
DPX-05MD
DPX-3070
DPX-MP4070
DPX-05MD
DPX-3070
DPX-MP4070
DPX-05MD
DPX-3070
DPX-MP4070
9 4 2 8 9 9
LD
PD
E
A B
C
F