Block Diagram - Alpine CDE-9828RB Service Manual

Block Diagram

ANT
RF IF
AM
PLL
E PROM
2
RDS decoder
I 2 C
I/F circuit
OEM
Steering
Remote
BATT DET
System REG. IC
VDD /PWR-ON/Audio+B
CD Servo+B/TUNER+B
DIMMER
SHIFT REGISTER
MX.IND
Cent.f.IND
LCD401
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MUTIL-CHIP TUNER
MPX Selector Vol. 1 Tre/Bass
I 2 C
I C
2
I 2 C
Main u-Com
ACC DET
Acc DET
LCD/Key
Driver
Matrix
Vol. 2
DSP
Reset
Key Rotary
Encoder
CDE-9828RB/CDE-9827R/
CDE-9827RM/CDE-9827RR
MUTE
MUTE
MUTE
Mute
Driver
Front
Buffer
POWER
IC
Rear
Buffer
BATT
ACC
P.ANT
P.ANT
+
O.REM
O.REM
IN-INT IN-INT
#1
DIMMER
DIMMER
NOTE : #1 : For CDE-9828RB Model Only,
Others : Common.
RCA302
SUB W
JK302
Front
JK302
Rear
CB802