Read Harman Kardon BDS 275_277_575_577 (serv.man2) Service Manual online
5
5
4
4
3
3
2
2
1
1
D
D
C
C
B
B
A
A
BOOTSTRAP CAPACITORS
LAYOUT NOTE
PLACE ON
SPK JACK SIDE
LC DEMODULATION
FILTER
LAYOUT NOTE
LAYOUT NOTE
PLACE ON
COMPONENT SIDE
EMO_1
SL+
SR+
R+
L+
C+
+33.5V
D
3.3V
D
D
D
D
D
D
D
D
D
D
D
D
D
D
T12V
T12V
T12V
D
D
D
+33.5V
D
+12V
D
D
D
D
C-
C+
R+
R-
L-
L+
SR-
SR+
SL+
SL-
PM_C+
PM_C-
OTW
C+
C-
VALID
SD
U39
AMP_44P_TAS5342
U39
AMP_44P_TAS5342
GVDD_B
1
OTW
2
SD
5
PWM_A
6
RESET_AB
7
PWM_B
8
OC_ADJ
9
GND
10
AGND
11
VREG
12
M3
13
M2
14
M1
15
PWM_C
16
RESET_CD
17
PWM_D
18
GVDD_C
22
GVDD_D
23
BST_D
24
PVDD_D
27
OUT_D
28
GND_D
29
GND_C
30
OUT_C
31
PVDD_C
32
BST_C
33
BST_B
34
PVDD_B
35
OUT_B
36
GND_B
37
GND_A
38
VDD
21
GVDD_A
44
BST_A
43
PVDD_A
40
OUT_A
39
NC
3
NC
4
NC
19
NC
20
NC
25
PVDD_D
26
PVDD_A
41
NC
42
C777
0.01uF/50V/X7R
C777
0.01uF/50V/X7R
R837
1K
1K
R837
1K
1K
XP27
10PIN/3.96mm
XP27
10PIN/3.96mm
1
1 2
2 3
3 4
4 5
5 6
6 7
7 8
8 9
9 10
10
R968
2K
R968
2K
R838
1K
1K
R838
1K
1K
R966
2.7K
R966
2.7K
R810
5.6
5.6
R810
5.6
5.6
C817
4.7uF/25V/X7R
C817
4.7uF/25V/X7R
C786
0.1uF/50V/X7R
C786
0.1uF/50V/X7R
C801
0.1uF/50V/X7R
C801
0.1uF/50V/X7R
R964
10
R964
10
C
776
0.
1uF/
50V/
X7R
C
776
0.
1uF/
50V/
X7R
C785
0.1uF/50V/X7R
C785
0.1uF/50V/X7R
R983
1K/1%
R983
1K/1%
R981
1K/1%
R981
1K/1%
C796
0.033uF/50V/X7R
C796
0.033uF/50V/X7R
C784
0.1uF/50V/X7R
C784
0.1uF/50V/X7R
C799
100pF/50V/NP0
C799
100pF/50V/NP0
C788
0.1uF/50V/X7R
C788
0.1uF/50V/X7R
R978
10K
R978
10K
+
CE809
100uF/16V
+
CE809
100uF/16V
R811
3.3
3.3
R811
3.3
3.3
C792
0.1uF/50V/X7R
C792
0.1uF/50V/X7R
C783
0.033uF/50V/X7R
C783
0.033uF/50V/X7R
C
773
0.
1uF/
50V/
X7R
C
773
0.
1uF/
50V/
X7R
R976
8.2K
R976
8.2K
R806
22K
R806
22K
+
C771
820uF/50V
+
C771
820uF/50V
R974
8.2K
R974
8.2K
XP22
6PIN/2.5mm
XP22
6PIN/2.5mm
1
1
2
2
3
3
4
4
5
5
6
6
C820
0.1uF/50V/X7R
C820
0.1uF/50V/X7R
D713
LL4148
D713
LL4148
R805
2.2
R805
2.2
R803
2.2
R803
2.2
C782
0.47uF/63V
C782
0.47uF/63V
C815
4.7uF/25V/X7R
C815
4.7uF/25V/X7R
R971
150K
R971
150K
D715
LL4148
D715
LL4148
C779
100pF/50V/NP0
C779
100pF/50V/NP0
C798
1000pF/50V/X7R
C798
1000pF/50V/X7R
C795
0.033uF/50V/X7R
C795
0.033uF/50V/X7R
C813
4.7uF/25V/X7R
C813
4.7uF/25V/X7R
R969
30K
R969
30K
R967
5.6K
R967
5.6K
C819 0.1uF/50V/X7R
C819 0.1uF/50V/X7R
C781
0.1uF/50V/X7R
C781
0.1uF/50V/X7R
C794
0.1uF/50V/X7R
C794
0.1uF/50V/X7R
R809
5.6
5.6
R809
5.6
5.6
R965
5.6K
R965
5.6K
R800
3.3
3.3
R800
3.3
3.3
TP145
TP145
C780
0.1uF/50V/X7R
C780
0.1uF/50V/X7R
R984
1K/1%
R984
1K/1%
L50
10uH/5A
L50
10uH/5A
R982
1K/1%
R982
1K/1%
C800
0.1uF/50V/X7R
C800
0.1uF/50V/X7R
R802
10K
R802
10K
C797
0.1uF/50V/X7R
C797
0.1uF/50V/X7R
C802
0.1uF/50V/X7R
C802
0.1uF/50V/X7R
R980
1K/1%
R980
1K/1%
L49
10uH/5A
L49
10uH/5A
L48
FB80@100MHz
FB80@100MHz
L48
FB80@100MHz
FB80@100MHz
C793
0.1uF/50V/X7R
C793
0.1uF/50V/X7R
TP133
TP133
D716
LL4148
D716
LL4148
C778
1000pF/50V/X7R
C778
1000pF/50V/X7R
C818
0.1uF/50V/X7R
C818
0.1uF/50V/X7R
+
-
U1705A
F4558
+
-
U1705A
F4558
3
2
1
8
4
C787
0.033uF/50V/X7R
C787
0.033uF/50V/X7R
R977
8.2K
R977
8.2K
C791
0.1uF/50V/X7R
C791
0.1uF/50V/X7R
C775
0.1uF/50V/X7R
C775
0.1uF/50V/X7R
C
772
0.
1uF/
50V/
X7R
C
772
0.
1uF/
50V/
X7R
R808
5.6
5.6
R808
5.6
5.6
R975
8.2K
R975
8.2K
C790
0.1uF/50V/X7R
C790
0.1uF/50V/X7R
D712
LL4148
D712
LL4148
R807
2.2
R807
2.2
R804
2.2
R804
2.2
R801
10K
10K
R801
10K
10K
+
C770
820uF/50V
+
C770
820uF/50V
TP146
TP146
C816
4.7uF/25V/X7R
C816
4.7uF/25V/X7R
R972
68K
R972
68K
D714
LL4148
D714
LL4148
C789
100pF/50V/NP0
C789
100pF/50V/NP0
+
-
U1705B
F4558
+
-
U1705B
F4558
5
6
7
8
4
C835
100PF
C835
100PF
C814
4.7uF/25V/X7R
C814
4.7uF/25V/X7R
C
774
0.
1uF/
50V/
X7R
C
774
0.
1uF/
50V/
X7R
R970
15K
R970
15K
7-22
7-22
Main Board Circuit Diagram:AMP TAS5352 CE
Harman Kardon
BDS X75 + X77 Service Manual
Page 100 of 106
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