Block Diagram - Alpine CDE-9841E Service Manual

Block Diagram

Tuner unit
N.C. MPX
RF IF
AM
E2P
PLL
ROM
TUNER+B
Tuner on
VDD+5V
LCD DRIVER
LCD
DISPLAY
Tre/Bass
Selector
Vol.1
A-Mute
Main CPU
Nose DET
VDD
Key Input
A/D
LCD+B
E-VOL
Vol.2
MUTE
DRIVER
Delay Circuit
Power cont
SYSTEM POWER IC
Batt-Det / VDD
RESET
PWR-ON / CD SERVO
TUNER ON
BAT DET SW
ACC DET
CD-SERVO
Nose PWR SW
CDE-9841E
Remote
Model Only
Control
LCD
Nose
Light Light
- 8 -
CDE-9841/CDE-9841E
MUTE
Front
Power IC
Rear
BATT
ACC
P.ANT
PWR ANT
PWR ON
O.REM
Rem SW
AUDIO +B
LED +B
Pre-OUT
SubWoofer/Front