Harman Kardon AVR 151S (serv.man2) Service Manual ▷ View online
Harman Kardon
AVR151, AVR151S Service
Manual
Page 117 of 131
AVR151 Block Diagram
AVR151 Block Diagram
TM
HDMI Out
HDMI
1/2/3/4
ADV7623
HDMI
ADV7623
HDMI
TMDS
DS
Repeater
Repeater
S
e
o
r
SPI
Flash
M
mo
ry
f
o
(OS
D
)
Audio Out
I2C
GPIO&
I2C
Audio Out
RM
II
II
Mil
Mil
RJ‐45
Ethernet
Milan
FS1230A
Milan
FS1230A
USB
USB
I2S
MUX
I2S
MUX
USB 1.0
S/W
I2S
UART
I2C
I2S
APPLE
Auth iC
PCM5100PWR
2CH DAC
PCM5100PWR
2CH DAC
Analog Audio
Audio I/F
UART
By up‐grade
Harman Kardon
AVR151, AVR151S Service
Manual
Page 118 of 131
TO MAIN MCU
AVR151 Block Diagram
AVR151 Block Diagram
To HDMI / BCO
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
mory
M
ila
n
Co
ntr
o
HD
M
I
P
ar
t
C
omm
u
ni
c
a
a
lo
g
o
DA0 2
CS497024
DSP
CS497024
DSP
UART
GPIO
DAO
1
16M
S
D
Mi
la
n
A
n
a
Aud
io
USB
DAI 2
SPI
D
RAM
DSP Controls
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
n
SM
P
P
Co
n
n
Vo
lu
lu
Co
n
n
Tu
n
n
Co
n
n
ET
C
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
AVR151, AVR151S Service
Manual
Page 119 of 131
AVR151/230
(WIRING)
1
B
1
2
3
4
5
D
C
B
A
6
C
D
A
APPROVE
CHECK
DESIGN
DRAWING NO
1 1
MODEL
SHEET
1
SCHEMATIC DIAGRAM
REVISION
1
2
3
4
5
6
7
HEAT SINK ASS'Y
VFD
1
23
WF70
1.25mm pitch
DIGITAL B'D
JACK B'D
MAIN B'd
FRONT B'D
7
1
2.0mm pitch
BN71
AC IN
WIRING DIAGRAM
2.5mm pitch
BN73
STBY_LED B'd
H/P + USB B'd
5
1
2.0mm Pitch
BN78
2.5mm pitch
CN73(Dual)
5
1
2.0mm Pitch
BN72
VOLUME B'd
CN55
27
1
3
1
1
23
WF1401
1.25mm pitch
1
2
3.96mm Pitch
CN90
71
15
1
15
1
SMPS B'd
1
3
CN66
BN60
3.96mm Pitch
CN60
3.96mm Pitch
1.25mm Pitch
2.0mm Pitch
CN1201
2.0mm Pitch
BN65
WF1502
27
1
1.25mm Pitch
TUNER
7
1
CN1101
F-USB
REAR PANEL
2.0mm Pitch
CN72
(Dual)
3
1
CN1401
HEAT-DET
3
1
BN1401
TEMP
K.B.C
L.J.H
Y.W.Y
2.0mm pitch
1
11
WF1402
1.25mm pitch
1
11
WF31
1.25mm pitch
7
1
BN76
2.0mm pitch
51
CN78
2.0mm pitch
5
1
230V : IEC Removable
POWER CORD TYPE
1
17
WF1501
1.25mm pitch
1
17
CN54
1.25mm pitch
Harman Kardon
AVR151, AVR151S Service
Manual
Page 120 of 131
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