Harman Harman/kardon AVR 161, Service Manual

Page: 164 / 178

AVR161 Block Diagram AVR161 Block Diagram
To HDMI / Milan/BT
UART & GPIO SPDIF & Analog Audio I2S I/F UART By Upgrade
o
l
t
a
tio
n
4
Lin
e
I
2S
1
Lin
e
I
2S
DAI 1
SPI
Flash
Me
mory
M
ila
n
Co
ntr
o
HD
M
I
P
ar
t
C
omm
u
ni
c
a
g
DA0 2
u
di
o
CS49834
DSP
CS49834
DSP
UART
GPIO
DAO
1
16M
SD
M
ilan
A
nalo
g
Audio
USB
T
A
nal
og
A
u
DAI 2
SPI
D
RAM
DSP Controls
M
B
T
Main MCU
STM32F205ZFT6
Main MCU
STM32F205ZFT6
GPIO
T i t
IR In X 1
4
L
in
e
I
2
S
Trigger out
I2S Out
GPIO
4
Optical In
X 1
CS42528
C d
CS42528
C d
SPI
SPDIF
GPIO
VF
Co
n SM
P Co
n Vo
lu Co
n Tu
n Co
n ET
C
Coaxial
In x 1
Codec Codec
SD
IN
8CH Analog
Input
SMPS SMPS
D
n
trol
P
S
n
trol
u
me
n
trol
n
er
n
trol
C
SMPS SMPS
2 16 2 16
Main MCU
8CH Analog
SW Pre out 1 SW Pre out 1
2x16
Dot
Matrix
2x16
Dot
Matrix
Main MCU
Main MCU
NJU72340
Volume
Source
NJU72340
Volume
Source
Analog In x 2
SW Pre out 1 SW Pre out 1
AB_Class AMP 5ch AB_Class AMP 5ch
Analog
Input
Analo
g
Source
Selector
Source
Selector H/P & MIC H/P & MIC
Main MCU
Tuner Module
( / )
Tuner Module
( / )
&
Mux
g
Output
Main MCU
(FM/AM) (FM/AM)
Harman Kardon AVR 161 Service Manual
Page 164 of 178