Read Harman Kardon ONYX (serv.man5) Service Manual online
A
A
B
B
C
C
D
D
E
E
1
1
2
2
3
3
4
4
TO MCU SECTION
TO BT I2S
Apple Authentication
L
OE
Function
L
Inputs
H
L
A port = B1 port
S
A port = B2
port
port
TO DSP I2S
TO MCU CONTROL
167mA
267mA
(120/220+1)*1.25=1.93
close to DC/DC
167MA
AV2DATA0
AV2CLK
AV2CTRL0
AP_DATA
AP_MCLK
AP_LRCK
AP_BCK
AP_BCK
RXD1
TXD1
TXD1
SPI_DIN
AV3CTRL0
AV3CTRL1
SPI_NCS0
SPI_CLK
SPI_DOUT
NRESET
AV2CLK
AV2CTRL0
CP_SCL
CP_SDA
PDOUT1
AV2CTRL1
AV2DATA0
SPI_DIN
SPI_NCS0
SPI_CLK
SPI_DOUT
cpRESET
CP_SCL
AV2CTRL1
CP_SDA
NRESET
DSP_DATA
DSP_BCK
DSP_LRCK
BT_BCLK
BT_LRCK
BT_DATA
DSP_MCLK
I2S_SEL_MCU
I2S_SEL_MCU
BT_BCLK
DSP_BCK
DSP_DATA
DSP_LRCK
AP_BCK
DSP_MCLK
BT_LRCK
I2S_SEL_MCU
AP_DATA
AP_LRCK
AP_MCLK
PDOUT1
BT_DATA
USB5V
3V3
GND
GND
GND
GND
GND
GND
GND
1.2VD
GND
GND
GND
GND
GND
GND
GND
GND
GND
3V3
GND
GND
GND
1.9VD
GND
GND
3V3
3V3
USB5V
3V3
GND
MCU3V3
3V3
1.9VD
3V3
1.2VD
3V3
1.9VD
NRESET
10
SPI_DIN
10
SPI_DOUT
10
SPI_CLK
10
SPI_NCS0
10
DSP_LRCK
9
DSP_BCK
9
DSP_DATA
9
BT_LRCK
7
BT_BCLK
7
BT_DATA
7
DSP_MCLK
9
I2S_SEL_MCU
10
PDOUT1
10
USB5V
10,6
C74
100pF/50V/NP0
C74
100pF/50V/NP0
C31
0.
1uF/
16V/
X7R
C31
0.
1uF/
16V/
X7R
R55
15K/1%
15K/1%
R55
15K/1%
15K/1%
L4
2.2uH/3A
2.2uH/3A
L4
2.2uH/3A
2.2uH/3A
U11
CP2.0C
U11
CP2.0C
GND
1
SDA
2
NC
3
NC
4
NC
5
SCL
6
RST
7
VCC
8
GND
9
R112
33
R112
33
C4
3
1uF/
10V/
Y5V
C4
3
1uF/
10V/
Y5V
FB2
70/1A
FB2
70/1A
C236
0.1uF/25V/Y5V
C236
0.1uF/25V/Y5V
R486
0
R486
0
XP7
4PIN/2.0mm
4PIN/2.0mm
XP7
4PIN/2.0mm
4PIN/2.0mm
1
1
2
2
3
3
4
4
C238
0.1uF/25V/Y5V
0.1uF/25V/Y5V
C238
0.1uF/25V/Y5V
0.1uF/25V/Y5V
R487
0
R487
0
C7
8
0.
1uF/
50V/
Y5V
C7
8
0.
1uF/
50V/
Y5V
C45
0.
1uF/
16V/
X7R
C45
0.
1uF/
16V/
X7R
+ 220uF/6.3V
CE15
+ 220uF/6.3V
CE15
R107
2.2K
2.2K
R107
2.2K
2.2K
R485
0
R485
0
R117
33
R117
33
SN74CBTLV3257DGVR
U19
SN74CBTLV3257DGVR
U19
S
1
1B1
2
1B2
3
1A
4
2B1
5
2B2
6
2A
7
GND
8
3A
9
3B2
10
3B1
11
4A
12
4B2
13
4B1
14
O/E/
15
Vcc
16
R50
15K/1%
15K/1%
R50
15K/1%
15K/1%
R127
10k
R127
10k
R109
2.2K
2.2K
R109
2.2K
2.2K
R116
33
R116
33
R53
47K
47K
R53
47K
47K
C3
6
1uF/
10V/
Y5V
C3
6
1uF/
10V/
Y5V
C83
15pF/
50V/
NP0
C83
15pF/
50V/
NP0
U4
G5725
G5725
U4
G5725
G5725
EN
1
VIN
4
LX
3
VFB
5
GND
2
R110
33
R110
33
U3
AS1117
AS1117
U3
AS1117
AS1117
ADJ
1
IN
3
OUT
2
GND
4
R49
10K
10K
R49
10K
10K
XP6
4PIN/2.0mm
4PIN/2.0mm
XP6
4PIN/2.0mm
4PIN/2.0mm
1
1
2
2
3
3
4
4
+
CE14
47uF/10V
47uF/10V
+
CE14
47uF/10V
47uF/10V
R490
0
0
R490
0
0
C75
100pF/50V/NP0
C75
100pF/50V/NP0
R111
33
R111
33
J1
HDR2*32/2.54MM
J1
HDR2*32/2.54MM
1
2
3
4
5
6
7
8
10
10
9
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
R137
NC/10K
NC/10K
R137
NC/10K
NC/10K
T1
T1
+
CE16
47uF/10V
47uF/10V
+
CE16
47uF/10V
47uF/10V
R113
0
R113
0
R489
0
R489
0
C86
15pF/
50V/
NP0
C86
15pF/
50V/
NP0
R140
NC/10k
NC/10k
R140
NC/10k
NC/10k
R45
220/1%
R45
220/1%
R46
120/1%
120/1%
R46
120/1%
120/1%
R479
33
R479
33
T2
T2
C77
0.1uF/25V/Y5V
C77
0.1uF/25V/Y5V
R108
2.2K
2.2K
R108
2.2K
2.2K
R480
33
R480
33
C3
0
1U
F/
16V/
X7R
C3
0
1U
F/
16V/
X7R
C84
15pF/
50V/
NP0
C84
15pF/
50V/
NP0
C32
10uF/10V/Y5V
10uF/10V/Y5V
C32
10uF/10V/Y5V
10uF/10V/Y5V
C8
1
NC/
5pF/
50V/
NP0
C8
1
NC/
5pF/
50V/
NP0
R481
33
R481
33
R482
33
R482
33
C8
0
NC/
5pF/
50V/
NP0
C8
0
NC/
5pF/
50V/
NP0
C82
NC 15pF/
50V/
NP0
C82
NC 15pF/
50V/
NP0
R115
33
R115
33
R43
0
R43
0
R114
33
R114
33
C63
0.1uF/16V/X7R
C63
0.1uF/16V/X7R
C85
15pF/
50V/
NP0
C85
15pF/
50V/
NP0
FB19
500/200mA
FB19
500/200mA
7-6
7-6
Main Board Circuit Diagram:AIRPLAY
Harman Kardon
ONYX Service Manual
Page 19 of 34
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