CDA-9847R/CDE-9845RB/CDE-9845RR/
CDE-9843R/CDE-9843RM
Block Diagram
Selector
Vol.1
Tre/Bass
AI-NET
I/F
RESET
Nose DET
SYSTEM POWER IC
Batt-Det / VDD
PWR-ON / CD SERVO
TUNER ON
P
O
WER C
O
NNE
CTOR
MUTE
DRIVER
LCD
Light
Rotary
Encoder
Key
Matrix
LCD/KEY DRIVER
LCD
DISPLAY
Power
IC
TUNER+B
BAT DET SW
ACC DET
Main CPU
OEM
Steering
Remote
MUTE
MUTE
MUTE
Vol.2
Pre IN/OUT Selector
Slide SW
Ai-Net
DIN
Pre-OUT
SubWoofer (#1)
Pre-OUT
Front
Pre-OUT
Rear
Front
Rear
BATT
ACC
P.ANT
O.REM
Tuner on
LED +B
Power cont
E-VOL
I2C
B
U
S
A-Mute
Rem SW
PWR ANT
AUDIO +B
D
P
23S8
D
A
(MP3 CD MECH)
CD
RF
IF
AM
PLL
RDS Decoder
Tuner unit
IN INT
DIMMER
DIMMER
IN-INT
OEM SUB
DISPLAY
READY I/F
Nose
Light
SWD+3.3V
Nose PWR SW
CD-SERVO
VDD
PWR ON
LCD+B
Bu
r
E2P
ROM
N.C. MPX
#1
Delay Circuit
#1
#1
Buffer
#1
Key Input
A/D
#1,$1,%1
#1,$1,%1
&1,#2
NOTE
#1 : For CDA-9847R Model Only, $1 : For CDE-9845RB Model Only,
%1 : For CDE-9845RR Model Only, &1 : For CDE-9843R Model Only,
#2 : For CDE-9843RM Model Only, Others : Common.
#1,$1
#1
Front/SubWoofer
($1,%1,&1,#2)
ffe
- 7 -
TO CONTENTS
