Block Diagram - Kenwood DPX304 Service Manual

DPX304/DPX308U/DPX404U
DPX-MP3120/U5120/U5120S
(X34-700)
J401
FRONT, REAR/NF
IC501
A8V
ATOMIC
(4MHz)
SERVO+B
BU5V
CN160
CD
2 17
IC301
2
1
IC300
RST 3.6V
CN700
CN1
J1
USB CN
RST SW
KEY
ILL+B
ILLUMI
KEY IF
2

BLOCK DIAGRAM

IC200
PRE OUT
PWIC
1
BU5V
Q404
MUTE
IC420
E-VOL
1 1 2
SYSTEM
u-COM
CLK MAIN=24MHz(CERAMIC 12MHz)
SUB=32.768kHz(QUARTZ)
1 5 2
CN
IC2
REMO
ROTARY
5
ENCODER
IC1
3 4
LCD
LCD
DRIVER
3
LCD
9
BACK LIGHT
J3
BU
SP OUT
FRONT L/R
REAR L/R
IC302
BU5V
MUTE
LOGIC RESET
BU DET / ACC DET
P CON / ANT CON
LINE MUTE / ILL DET
PON / PON ILL
PON PAN / WIRED REMO
3
SERVO+B
(X16-712)
J2
AUX CN
TRIANGLE
LED (RED)
J3
DC CN
ANT CONT
WIRED REMO
P.CONT
MUTE
ILLUMI
ACC
Q33
BU5V BU5V
Q30
SW5V SW5V
PON
Q701
PAN5V PAN5V
PON PAN
Q21
A8V A8V
Q41
SERVO+B
Q51
ILL+B ILL+B
IC140 IC70
USB5V
USB5V D5V
VBUS OC SW VBUS
Q80
BU DET
BU DET
Q81
ACC DET
ACC DET
Q120
ILL DET
ILL DET
LINE MUTE
MUTE
Q103
P CONT
P CON
Q104
ANT CONT
ANT CON
PON
PON
PON ILL
PON
BU
ACC
ILLUMI
MUTE
P CONT
ANT CONT