Harman Kardon BDS 280 (serv.man6) Service Manual ▷ View online
6-1
6-1
Harman Kardon
BDS 280 + 580 Service Manual
Page 37 of 87
5
5
4
4
3
3
2
2
1
1
D
D
C
C
B
B
A
A
TO MAIN PCB
TO MAIN PCB
TO POWER PCB
VOUT=0.92*(R2+R3)/R3=0.92*50.8/9.1=5.14V
2.1A
20120925 change CE612
䴴䖥IC
Av=(68/5.1)*(68/5.1)=45dB
HP_R
HP_DET
MIC_IN
MIC_OUT
+12V_MIC
REFM
+12V_MIC
+12V_D
REFM
REFM
+12V_MIC
USB_DN
USB_DP
HP_ROUT
HP_LOUT
USB_EN
USB_OC
USB_EN
USB_OC
34V_D
USB5V
+2.5V
+5V
-5V
34V_D
MIC_IN
+5V
MIC_OUT
VCC_D
USB_OC
USB_EN
HP_DET
MIC_CT
FB
MIC_CT
HP_DET
HP_ROUT
HP_LOUT
+5V
+5V
A
34V
A
USB5V
USB_POWER
USB5V
USB_POWER
USB_POWER
USB_POWER
USB5V
+12V_D
34V
-5V
-5V
+5V
+12V_D
C
651
0.
1uF/
25V/
Y5V
C
651
0.
1uF/
25V/
Y5V
R605
4.7K
R605
4.7K
R695
220
R695
220
R705
10K
R705
10K
R636
NC/100K
R636
NC/100K
TP605
TP605
R675
0
0
R675
0
0
R702
4.7K
4.7K
R702
4.7K
4.7K
R625
100K
R625
100K
TP604
TP604
C
652
0.
1uF/
25V/
Y5V
C
652
0.
1uF/
25V/
Y5V
XP600
4PIN/2.0mm/100mm
XP600
4PIN/2.0mm/100mm
1
1 2
2 3
3 4
4
TP616
TP616
+
CE601
47uF/50V
+
CE601
47uF/50V
P601
USB-A/WT
P601
USB-A/WT
VCC
1
D-
2
D+
3
GND
4
Shell
B
6
Shell
A
5
R628
27K
R628
27K
Q605
NPN_3CG3904M
Q605
NPN_3CG3904M
D602 SS16/60V/1A
D602 SS16/60V/1A
R691
2.7K/1%
2.7K/1%
R691
2.7K/1%
2.7K/1%
+
-
U604A
F4558
+
-
U604A
F4558
3
2
1
8
4
C
653
0.
1uF/
25V/
Y5V
C
653
0.
1uF/
25V/
Y5V
R657
10K/1%
10K/1%
R657
10K/1%
10K/1%
TP607
TP607
R643
10K
R643
10K
C628
4.7uF/16V/Y5V
C628
4.7uF/16V/Y5V
R634
4.7K
R634
4.7K
C603
10uF/10V/Y5V
C603
10uF/10V/Y5V
Q603
AP2305
Q603
AP2305
G
D
S
C625
0.1uF/50V/Y5V
0.1uF/50V/Y5V
C625
0.1uF/50V/Y5V
0.1uF/50V/Y5V
TP600
TP600
R612
NC/100K
R612
NC/100K
R689
9.1K/1%
9.1K/1%
R689
9.1K/1%
9.1K/1%
C
654
0.
1uF/
25V/
Y5V
C
654
0.
1uF/
25V/
Y5V
TP603
TP603
R633
68K
R633
68K
C629
470pF/50V/NP0
C629
470pF/50V/NP0
D600
SK34/40V/3A
D600
SK34/40V/3A
U602
TS5A3159
U602
TS5A3159
NO
1
GND
2
NC
3
COM
4
V+
5
IN
6
R649
10
10
R649
10
10
R609
4.7K
4.7K
R609
4.7K
4.7K
U601
NC/MP65150
U601
NC/MP65150
IN
1
GND
2
EN
3
FLAG
4
OUT
6
ILIM
5
TP610
TP610
R619
5.6K
R619
5.6K
C
655
N
C
/0.
1uF/
25V/
Y5V
C
655
N
C
/0.
1uF/
25V/
Y5V
TP617
TP617
C600
0.01uF/50V/Y5V
C600
0.01uF/50V/Y5V
R629
10K
R629
10K
C602
0.1uF/50V/Y5V
0.1uF/50V/Y5V
C602
0.1uF/50V/Y5V
0.1uF/50V/Y5V
TP609
TP609
R669
0
R669
0
C605
10uF/10V/Y5V
C605
10uF/10V/Y5V
R637
100K
100K
R637
100K
100K
C615
10uF/10V/Y5V
C615
10uF/10V/Y5V
C644
1000pF/50V/X7R
C644
1000pF/50V/X7R
R650
43K
43K
R650
43K
43K
C645
1000pF/50V/X7R
C645
1000pF/50V/X7R
R600
20
R600
20
C639
0.
1uF/
50V/
X7R
C639
0.
1uF/
50V/
X7R
ESD600
10180Z020
ESD600
10180Z020
2
1
TP611
TP611
C612
0.01uF/50V/Y5V
C612
0.01uF/50V/Y5V
U605
EUP3453
U605
EUP3453
BS
1
2
IN
SW
3
FB
5
COMP
6
4
GND
8
OVEN
7
OCSET
C659
0.01uF/50V/Y5V
C659
0.01uF/50V/Y5V
C611
0.1uF/50V/Y5V
0.1uF/50V/Y5V
C611
0.1uF/50V/Y5V
0.1uF/50V/Y5V
C633
4.7uF/50V/Y5V
C633
4.7uF/50V/Y5V
R670
0
R670
0
TP606
TP606
C622 0.01uF
C622 0.01uF
Q606
NPN_3CG3904M
Q606
NPN_3CG3904M
R626
100K
R626
100K
TP612
TP612
TP601
TP601
R615
2.2K
R615
2.2K
R652
1K
1K
R652
1K
1K
R645
0
R645
0
R616
20
R616
20
C640
0.
1uF/
50V/
X7R
C640
0.
1uF/
50V/
X7R
R638
4.7K
R638
4.7K
R686
0
R686
0
TP608
TP608
C630
100pF/50V/NP0
C630
100pF/50V/NP0
C604
0.1uF/16V/Y5V
C604
0.1uF/16V/Y5V
R671
0
R671
0
C601
0.1uF/50V/Y5V
0.1uF/50V/Y5V
C601
0.1uF/50V/Y5V
0.1uF/50V/Y5V
R608
NC/15K/1%
R608
NC/15K/1%
R618
NC/15K/1%
R618
NC/15K/1%
TP615
TP615
C621 47pF/50V/NP0
C621 47pF/50V/NP0
ZD600
BZV55C5V1/5.1V
ZD600
BZV55C5V1/5.1V
C626
10uF/10V/Y5V
C626
10uF/10V/Y5V
C643
0.1uF/16V/Y5V
C643
0.1uF/16V/Y5V
C666
100pF/50V/NP0
C666
100pF/50V/NP0
TP602
TP602
R611
0
R611
0
C
656
N
C
/0.
1uF/
25V/
Y5V
C
656
N
C
/0.
1uF/
25V/
Y5V
C624
0.1uF/50V/Y5V
C624
0.1uF/50V/Y5V
R672
NC/0
R672
NC/0
C623
47pF/50V/NP0
C623
47pF/50V/NP0
C614
NC/0.1uF/16V/Y5V
C614
NC/0.1uF/16V/Y5V
R613
NC/4.7K
R613
NC/4.7K
R607
1K
R607
1K
FB601
120/2A
FB601
120/2A
C668
1000pF/16V
C668
1000pF/16V
Q600
PNP_3CG3906M
Q600
PNP_3CG3906M
C617
10uF/16V/X7R
C617
10uF/16V/X7R
R673
NC/0
R673
NC/0
R640
22K
R640
22K
R604
100K
R604
100K
R658
200K
R658
200K
TP614
TP614
XP26
8PIN/2.0mm/100mm
XP26
XP26
8PIN/2.0mm/100mm
1
1
2
2
3
3
4
4
5
5
6
6
7
7
8
8
C607
10uF/10V/Y5V
C607
10uF/10V/Y5V
R683
10K
10K
R683
10K
10K
+
-
U604B
F4558
+
-
U604B
F4558
5
6
7
8
4
R699
4.7K
R699
4.7K
C619
1000pF/50V/X7R
C619
1000pF/50V/X7R
D601 SS24/40V/2A
D601 SS24/40V/2A
R635
4.7K
R635
4.7K
R621
1K R621
1K
R707
1K
R707
1K
C627
10uF/10V/Y5V
C627
10uF/10V/Y5V
TP613
TP613
R641
22K
R641
22K
XP602
4PIN/2.0mm/180mm
XP602
4PIN/2.0mm/180mm
1
1
2
2
3
3
4
4
R704
10K
R704
10K
R606
NC/10K
R606
NC/10K
L600
NC
L600
NC
R685
0
R685
0
U600
TS5A3159
U600
TS5A3159
NO
1
GND
2
NC
3
COM
4
V+
5
IN
6
C613
10uF/10V/Y5V
C613
10uF/10V/Y5V
C632
10uF/10V/Y5V
10uF/10V/Y5V
C632
10uF/10V/Y5V
10uF/10V/Y5V
U603
NC/MP65150
U603
NC/MP65150
IN
1
GND
2
EN
3
FLAG
4
OUT
6
ILIM
5
R697
560
560
R697
560
560
C606
0.1uF/50V/Y5V
C606
0.1uF/50V/Y5V
R601
0
R601
0
R617
NC/10K
R617
NC/10K
C610
0.1uF/50V/Y5V
0.1uF/50V/Y5V
C610
0.1uF/50V/Y5V
0.1uF/50V/Y5V
C618
0.1uF/50V/Y5V
C618
0.1uF/50V/Y5V
C609
0.1uF/50V/Y5V
C609
0.1uF/50V/Y5V
XP601
2PIN/2.5mm/90mm
XP601
2PIN/2.5mm/90mm
1
1
2
2
Q602
NPN_MMBT8050C
Q602
NPN_MMBT8050C
C631
1uF/50V/Y5V
C631
1uF/50V/Y5V
L601
NC
L601
NC
Q604
PNP_3CG3906M
Q604
PNP_3CG3906M
P600
9PIN/H-CKX-3.5-12
P600
9PIN/H-CKX-3.5-12
GND
1
SIN
2
SGND
3
GND
4
GND
5
DET
6
GND
7
GND
8
GND
9
R646
0
R646
0
R693
39K/1%
39K/1%
R693
39K/1%
39K/1%
R602
NC/100K
R602
NC/100K
R622
1K R622
1K
R610
1K
R610
1K
R631
10K
R631
10K
+
CE600
220uF/16V
+
CE600
220uF/16V
R620
4.7K
R620
4.7K
C638
1uF/
50V/
Y5V
C638
1uF/
50V/
Y5V
R627
68K
R627
68K
L602
33uH/3A
L602
33uH/3A
ESD601
10180Z020
ESD601
10180Z020
2
1
R632 68K
R632 68K
C620
10uF/16V/X7R
C620
10uF/16V/X7R
R644
0
R644
0
R630
27K
R630
27K
R703
4.7K
4.7K
R703
4.7K
4.7K
R624
100K
R624
100K
R614
100K
R614
100K
R674
0
0
R674
0
0
R603
NC/4.7K
R603
NC/4.7K
C616
1000pF/50V/X7R
C616
1000pF/50V/X7R
C608
10uF/10V/Y5V
C608
10uF/10V/Y5V
R647
2.2
R647
2.2
7-1
7-1
USB Board Circuit Diagram:
Harman Kardon
BDS 280 + 580 Service Manual
Page 38 of 87
A
A
B
B
C
C
D
D
E
E
1
1
2
2
3
3
4
4
MAX 2A
20120925 change R54
AIM 3.3V: 0.9*(5.6+13)/13=3.3V
(120/220+1)*1.25=1.93
451mA
'/3<
#<
#<
1.2VD
1.9VD
3.3VD
+12V_D
3.3VD
3.3VD
1.9VD
3.3VD
2
1.2VD
2
1.9VD
2
+12V_D
2
C700 0.1uF/50V/Y5V
C700 0.1uF/50V/Y5V
C718
0.1uF/50V/Y5V
C718
0.1uF/50V/Y5V
C709
0.1uF/50V/Y5V
C709
0.1uF/50V/Y5V
C702
10uF/10V
C702
10uF/10V
C706
NC/22uF/6.3V
C706
NC/22uF/6.3V
R707
100K
100K
R707
100K
100K
L701
10uH/2A
L701
10uH/2A
R700
0
R700
0
FB700
120/2A
FB700
120/2A
C716
0.1uF/50V/Y5V
C716
0.1uF/50V/Y5V
C717
3300pF/50V/X7R
C717
3300pF/50V/X7R
U701
AS1117
U701
AS1117
input
3
Vout
4
ADJ/GND
1
output
2
L700 2.2uH/3A
L700 2.2uH/3A
R777
10K
R777
10K
R712
10K/1%
10K/1%
R712
10K/1%
10K/1%
R710
4.3K/1%
4.3K/1%
R710
4.3K/1%
4.3K/1%
R703
15K/1%
15K/1%
R703
15K/1%
15K/1%
C711
1uF/25V/Y5V
C711
1uF/25V/Y5V
C703
10ȝF
C703
10ȝF
U702
EUP3482A
U702
EUP3482A
BS
1
IN
2
SW
3
FB
5
COMP
6
GND
4
SS
8
EN
7
FB702
10/2A
FB702
10/2A
C707
0.1uF/50V/Y5V
C707
0.1uF/50V/Y5V
R711
7.5K
7.5K
R711
7.5K
7.5K
R704
0
R704
0
+
100uF/16V
CE700
+
100uF/16V
CE700
U700
G5725
U700
G5725
EN
1
VIN
4
LX
3
VFB
5
GND
2
R708
22k/1%
22k/1%
R708
22k/1%
22k/1%
R709
39K
R709
39K
C705
10ȝF
C705
10ȝF
C712
10uF/10V/Y5V
C712
10uF/10V/Y5V
C713
0.1uF/50V/Y5V
C713
0.1uF/50V/Y5V
R706
120/1%
120/1%
R706
120/1%
120/1%
C714
0.01uF/50V/Y5V
C714
0.01uF/50V/Y5V
R701
150
150
R701
150
150
C715
1uF/16V/Y5V
C715
1uF/16V/Y5V
R702
15K/1%
15K/1%
R702
15K/1%
15K/1%
R705
220/1%
R705
220/1%
C704
0.1uF/50V/Y5V
C704
0.1uF/50V/Y5V
C721
10uF/10V/Y5V
C721
10uF/10V/Y5V
+
100uF/16V
CE701
+
100uF/16V
CE701
FB701
10/2A
FB701
10/2A
7-2
7-2
HUB Board Circuit Diagram:
Harman Kardon
BDS 280 + 580 Service Manual
Page 39 of 87
A
A
B
B
C
C
D
D
E
E
1
1
2
2
3
3
4
4
TO Airplay Module
RXD1
TXD1
SPI_DIN
AV3CTRL0
AV3CTRL1
SPI_NCS0
SPI_CLK
SPI_DOUT
RXOP+
AV2CLK
AV2CTRL0
CP_SCL
CP_SDA
PDOUT1
CP_SCL
NRESET
AV2CTRL1
AV2DATA0
CP_SDA
VCC5V
NRESET
IR_IN
SUB_TRIGGER
SUB_TRIGGER
OPTI1_IN
OPTI2_IN
IR_IN
OPTI1_IN
OPTI2_IN
A_RESET_N
NRESET
MA_REQ
PDOUT1
MA_SS
SPI_NCS0
MA_MISO
SPI_DOUT
MA_MOSI
SPI_DIN
MA_CLK
SPI_CLK
AP_MCLK
A_RX-
RXOM-
A_RX+
RXOP+
A_TX-
TXOM-
A_TX+
TXOP+
AP_LRCLK
+12V_D
AV2CTRL1
AV2CTRL0
AV2CLK
AV2DATA0
AP_SCLK
AP_DATA
TXOM-
RXOM-
TXOP+
GND
GND
GND
GND GND
1.2VD
GND
GND
GND
GND
GND
GND
3.3VD
GND
GND
GND
GND
3.3VD
GND
GND
GND
1.9VD
GND
GND
GND
GND
3.3VD
3.3VD
GND
GND
GND
+12V_D
3.3VD
3.3VD
GND
GND
GND
3.3VD
1
1.2VD
1
1.9VD
1
+12V_D
1
R776
NC/2.2K
R776
NC/2.2K
R763
33
R763
33
C
890
15pF/
15pF/
50V/
N
P0
C
890
15pF/
15pF/
50V/
N
P0
C764
NC
C764
NC
R771
2.2K
R771
2.2K
C778
100pF/50V/NP0
C778
100pF/50V/NP0
C
762
N
C
/0.
1uF/
50V/
Y5V
C
762
N
C
/0.
1uF/
50V/
Y5V
C766
NC/100pF/50V/NP0
C766
NC/100pF/50V/NP0
XP761
4PIN/2.0mm
XP761
4PIN/2.0mm
1
1
2
2
3
3
4
4
C782
10pF/50V/NP0
C782
10pF/50V/NP0
XP760
4PIN/2.0mm
XP760
4PIN/2.0mm
1
1
2
2
3
3
4
4
R770
2.2K
2.2K
R770
2.2K
2.2K
U44
IC_8P_CP2.0C
U44
IC_8P_CP2.0C
GND
1
SDA
2
NC
3
NC
4
NC
5
SCL
6
RST
7
VCC
8
GND
9
TOP
XP6
24PIN/0.5mm
24PIN/0.5mm
TOP
XP6
24PIN/0.5mm
24PIN/0.5mm
24
23
22
21
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
25
26
C779
100pF/50V/NP0
C779
100pF/50V/NP0
R764
33
R764
33
R761
0
R761
0
R991
33
R991
33
R774
33
R774
33
R993
33
R993
33
J760HDR2*32/2.54MM
J760HDR2*32/2.54MM
1
2
3
4
5
6
7
8
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
C719
10uF/10V/Y5V
10uF/10V/Y5V
C719
10uF/10V/Y5V
10uF/10V/Y5V
C767
0.1uF/50V/Y5V
C767
0.1uF/50V/Y5V
R992
33
R992
33
XP763
6PIN/2.0mm
XP763
6PIN/2.0mm
1
1
2
2
3
3
4
4
5
5
6
6
R766
NC/10K
R766
NC/10K
R995
33
R995
33
C720
0.1uF/50V/Y5V
0.1uF/50V/Y5V
C720
0.1uF/50V/Y5V
0.1uF/50V/Y5V
C
887
15pF/
15pF/
50V/
N
P0
C
887
15pF/
15pF/
50V/
N
P0
C780
10pF/50V/NP0
C780
10pF/50V/NP0
C
891
15pF/
15pF/
50V/
N
P0
C
891
15pF/
15pF/
50V/
N
P0
C
765
0.
1uF/
50V/
Y5V
C
765
0.
1uF/
50V/
Y5V
C783
10pF/50V/NP0
C783
10pF/50V/NP0
C776
0.1uF/50V/Y5V
C776
0.1uF/50V/Y5V
C781
10pF/50V/NP0
C781
10pF/50V/NP0
C
888
15pF/
15pF/
50V/
N
P0
C
888
15pF/
15pF/
50V/
N
P0
7-3
7-3
HUB Board Circuit Diagram:
Harman Kardon
BDS 280 + 580 Service Manual
Page 40 of 87
Click on the first or last page to see other BDS 280 (serv.man6) service manuals if exist.