Block Diagram - Kenwood KDC-MP628 Service Manual

KDC-MP628/MP7028/MP728
MP8029/W7031/W7031Y
QQ
3 7 63 1515 0
A1 Q402,403
AM+B
FRONT-END
E2PROM SW5V
MPX
for
RDS
FST
CN550
CD/MD
BU5V
A8V
SERVO
D5V
J2
LX-BUS
PANEL
BACK
UP
TE
L 13942296513
BU5V
Q450
DSI
SPECTRUM
ANALYZER
www
.
2

BLOCK DIAGRAM

A8V
SPECTRUM
BU5V
ANALYZER
A8V
IC500
A8V
AGC
IC300
IC301,302
E-VOL/
SOURCE SELECTOR
LPF
AUX
FM/AM
CDorMD
CH
WININ
MUTE 0,1
MUTE A,C
D3.3V
IC400
RDS
DECODER
(X16-252)
MD-DET
IC104
INSTALLER
MEMORY
ROM CORRECTION
SW5V
IC100
RESET
IC BU5V
IC5 IC7 IC8
RESET SW LEVEL SHIFT LEVEL SHIFT
KEY MATRIX
IC4
IC1
FLASH ROM
PANEL
S1
u-COM
ROTARY
ENCODER
IC2
SPECTRUM
ANALYZER
ILL+B
IC6 Q3-5 ED1
REMOTE KEY ILLUMI FL
CD PLAYER UNIT (X32-5740)
IC7
PICKUP
RF AMP
SERVO
PROCESSOR
A B
E F MP3 DECODER
C
APC
WMA DECODER
AAC DECODER
1Mbit SRAM
VREF
IC3
FO COIL
16.934MHz
TR COIL
SPINDLE
MOTOR
MOTOR
DRIVER
LOADING &
SLED
MOTOR
x ao
y
i
S.GND
8
IC5 IC3
D3.3V D5V
IC1 IC4
A3.3V A5V
IC303 IC305 IC306-308
DSP DAC LPF
IC304
LEVEL
SHIFT
BU5V
IC102
SYSTEM u-COM
Q7,8
SW5V
Q Q
IC11 3 6 7
D3.3V
IC10
D2.5V
Q6
SW3.3V
Q9,10 Q11,13
FL3.3V FL+B
IC1
A3.3V REG
+
IC2
+
+
+
IC4
+
D.GND
CLOCK
MICRO
PROCESSOR
DMUTE P-ON2
P-ON1
D.GND
u163
CLOCK
16.00MHz IC6
D3.3V REG
D.GND
2 9 9 4
IC800 Q800,802
A3.3V REF+B
Q608-613 IC601-603
PRE OP
Q801
MUTE AMP
SVR REF
IC750
POWER
IC
OFFSET
IC103
MUTE
IC200
DRIVER
P-CON
Q208,209
RST
ANT-CON
Q206
EXT AMP
Q207
DIMMER
Q202
ACC DET
Q203,204
SURGE DET
Q205
B.U DET
Q20,21
BU5V BU5V
Q22,23 Q12
SW5V SW5V SW14V
Q100,101
IC10
PANEL
OPEN/
A8V A8V
1 3 CLOSE 1 5 0 5 8 2 9
9V
DET
M1 IC450 IC601-603
PANEL MOTOR DC/DC
MECHA DRIVER (5VPRE)
Q31,33 Q30,32
MOTOR
SERVO SERVO
+B
Q40,
42,45
Q63,64
PANEL
CD5V
D5V
5V
IC60
Q50-52
DC/DC
SW16V
(VFD)
IC80 Q41,43,44
FL DC ILL+B
ILL+B
MOTHER
BOARD
SW
A8V
L-ch
LPF
R-ch
A.GND
D.OUT
MRST
MSTOP
CLK
DATA
MUTE L
MUTE R
D.GND
IC5
BU3.3V REG BU5V
D.GND D.GND
m
D5.0V
S3
LOE/LIM-SW
co
(0-01)ONLY
S4
8EJE-SW
.
D.GND
S2
12EJE-SW
S1
LOS-SW
S.GND S.GND
S7.5V
LO/EJ
MOTOR
2 8
9 9
AUX IN
PRE OUT
(FRONT)
PRE OUT
(REAR)
PRE OUT
9V (SW)
SP OUT(FL)
SP OUT(FR)
SP OUT(RL)
SP OUT(RR)
WIRED
REMOTE
OPEL DISP
P CON
ANT CON
EXT.AMP.CON
DIMMER
LINE
ACC
BACK UP
9 4 2 8 9 9