Read Harman Kardon BDS 275_277_575_577 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
LAYOUT NOTE
PLACE ON
SPK JACK SIDE
LC DEMODULATION
FILTER
LAYOUT NOTE
LAYOUT NOTE
PLACE ON
COMPONENT SIDE
LC DEMODULATION
FILTER
LAYOUT NOTE
LAYOUT NOTE
PLACE ON
COMPONENT SIDE
D
D
D
D
D
D
D
D
D
D
D
D
D
D
D
T12V
T12V
D
D
D
D
T12V
+33.5V
+33.5V
D
3.3V
PM_SL-
PM_SL+
SL-
VALID
SL+
OTW
PM_SR+
PM_SR-
SR+
SR-
SD
C767
0.1uF/50V/X7R
C767
0.1uF/50V/X7R
U37
AMP_44P_TAS5342
U37
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
L45
10uH/5A
L45
10uH/5A
C749
1000pF/50V/X7R
C749
1000pF/50V/X7R
C751
0.1uF/50V/X7R
C751
0.1uF/50V/X7R
C760
100pF/50V/NP0
C760
100pF/50V/NP0
C766
0.1uF/50V/X7R
C766
0.1uF/50V/X7R
C759
1000pF/50V/X7R
C759
1000pF/50V/X7R
+
C769
820uF/50V
+
C769
820uF/50V
C753
0.1uF/50V/X7R
C753
0.1uF/50V/X7R
C764
0.1uF/50V/X7R
C764
0.1uF/50V/X7R
R792
5.6
5.6
R792
5.6
5.6
R795
5.6
5.6
R795
5.6
5.6
C733
100pF/50V/NP0
C733
100pF/50V/NP0
C746
100pF/50V/NP0
C746
100pF/50V/NP0
R789
2.2
R789
2.2
C762
0.1uF/50V/X7R
C762
0.1uF/50V/X7R
R799
10K
R799
10K
R797
3.3
3.3
R797
3.3
3.3
C745
0.033uF/50V/X7R
C745
0.033uF/50V/X7R
R788
2.2
R788
2.2
L42
FB80@100MHz
FB80@100MHz
L42
FB80@100MHz
FB80@100MHz
C735
1000pF/50V/X7R
C735
1000pF/50V/X7R
C742
0.1uF/50V/X7R
C742
0.1uF/50V/X7R
C744
0.1uF/50V/X7R
C744
0.1uF/50V/X7R
+
C768
820uF/50V
+
C768
820uF/50V
R794
5.6
5.6
R794
5.6
5.6
C756
0.1uF/50V/X7R
C756
0.1uF/50V/X7R
C757
0.033uF/50V/X7R
C757
0.033uF/50V/X7R
C732
100pF/50V/NP0
C732
100pF/50V/NP0
C758
0.033uF/50V/X7R
C758
0.033uF/50V/X7R
R818
3.3
3.3
R818
3.3
3.3
C741
0.1uF/50V/X7R
C741
0.1uF/50V/X7R
C748
1000pF/50V/X7R
C748
1000pF/50V/X7R
C755
0.1uF/50V/X7R
C755
0.1uF/50V/X7R
L46
10uH/5A
L46
10uH/5A
L44
10uH/5A
L44
10uH/5A
R817
5.6
5.6
R817
5.6
5.6
C740
0.033uF/50V/X7R
C740
0.033uF/50V/X7R
C750
0.1uF/50V/X7R
C750
0.1uF/50V/X7R
C765
0.1uF/50V/X7R
C765
0.1uF/50V/X7R
C739
0.47uF/63V
C739
0.47uF/63V
C734
0.47uF/63V
C734
0.47uF/63V
C752
0.1uF/50V/X7R
C752
0.1uF/50V/X7R
R790
2.2
R790
2.2
C763
0.1uF/50V/X7R
C763
0.1uF/50V/X7R
R787
2.2
R787
2.2
L43
FB80@100MHz
FB80@100MHz
L43
FB80@100MHz
FB80@100MHz
C737
0.1uF/50V/X7R
C737
0.1uF/50V/X7R
C754
0.1uF/50V/X7R
C754
0.1uF/50V/X7R
C743
0.1uF/50V/X7R
C743
0.1uF/50V/X7R
C738
0.1uF/50V/X7R
C738
0.1uF/50V/X7R
R786
22K
R786
22K
R796
5.6
5.6
R796
5.6
5.6
C761
100pF/50V/NP0
C761
100pF/50V/NP0
R791
5.6
5.6
R791
5.6
5.6
C736
100pF/50V/NP0
C736
100pF/50V/NP0
L47
10uH/5A
L47
10uH/5A
C747
0.1uF/50V/X7R
C747
0.1uF/50V/X7R
7-21
7-21
Main Board Circuit Diagram:AMP TAS5352 SL+SR
Harman Kardon
BDS X75 + X77 Service Manual
Page 99 of 106
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