![Kenwood KDC-3047M Service Manual Download Page 2](http://html.mh-extra.com/html/kenwood/kdc-3047m/kdc-3047m_service-manual_188806002.webp)
2
KDC-3047M/MP1046/MP145/MP145CR/MP146/MP2046
/MP245/MP246AM/MP246G/MP246S/MP3046
BLOCK DIAGRAM
2
1
BU DET
PHONE
ACC DET
RESET
9
5
9
BU DET
1
2
MUTE
R11-15
1
2
3
to GND
3
3
1
(NOT USED)
1
1
1
1
1
R31,32
R118
1
FL+B
PS1-1 / PS1-2 / PS1-3
ACC-DET / BU-DET
PS2-1/PS2-2
PHONE
REAR
FRONT
PS1-1 / PS1-2 / PS1-3
PS2-1 / PS2-2
P-ANT
P-CON
SP-OUT
PHONE
ACC
BU
FRONT L/R
REAR L/R
P-STBY
5
SW5
SW5
1
PON-FL
Q905
1
5
CD3.3V
CD1.5V
REAR/SW
E-VOL
IC2
A8V
SYSTEM u-COM
∗
Q705
PHONE
ACC DET
Q101
Q103
BU DET
Q102
SW14V
Q11,12
Q2,3
A8V
SERVO+B
D5V
BU5V
SW5
PANEL5V
RESET IC
IC8
B
CONNECTOR
RESET
REMOTE
FL
IC1
IC6
∗
IC3
J1
B
S1
ED1
∗
Q701-704
MUTE
Q104,105
IC501
Q301
BU5
SW5
S3
J1
A8V
ANT
∗
IC7
SW5
E2PROM
SW5
BU5
FRONT
J2
PANEL DET
IC1
BU5
FL+B
IC4
FL+B
J3
SW5
IC10
RDS
DECODER
TUNER
ROTARY
ENCODER
DRIVER
FL
KEY
ILLUMI
Rx5
1/2W
KEY
MATRIX
1/4W
Rx2
CD
SERVO
IC
SUPPLY
POWER
DC-CN etc
MUTE
PRE
IC
POWER
PRE-OUT
DET
SURGE
DC-CN
AUX
SW5
BU5
SERVO IC
Bolero u-COM
IC900
CD 3.3V
CD 1.5V
IC902
BU
BU5
BU5
(ATOMIC)
BU5
+B
ILLUMI
Q7-10
MARINE REMOTE
OEM REMOTE
MUTE
MECHA
CD
SERVO+B
DME1
ELECTRIC UNIT (X34- )
SWITCH UNIT (X16- )
AGND
AGND
LD
VCC
MD
LD
VC (VREF)
MD
VT1,2/VF1,2
VC (VREF)
FOP (FOO)
TRP (TRO)
TRVP (FMO)
SPOUT (DMO)
S7.5V
TR+
TR-
FO+
FO-
GND (S-GND)
DRIVE MUTE
VR
GND
SP-
SP+
FE-
FE+
LO-
LO+
SW1
SW2
BU5V
REST SW
AGND
PHOTO 5V
VT1,2/VF1,2
VCC
FWD/REV
CD DRIVER
IC1
CONTROL
PHOTO SW
Q101,201
CONTROL
REG
Q111
M
Ref.No.23
MOTOR
SPINDLE
FEED
MOTOR
Ref.No.33
M
LOAD
MOTOR
Ref.No.11
M
SW
STATE
Q301
SW
LO/E
Q302
SW
REST
SW1
CN101
CN102
MAIN PCB
CD PLAYER UNIT
PHOTO PCB
REST SW PCB
PICKUP
(Ref.No.27)