BDS 275_277_575_577 (serv.man2) - Harman Kardon Audio Service Manual (repair manual). Page 97

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5
5
4
4
3
3
2
2
1
1
D
D
C
C
B
B
A
A
H: MUTE
L: WORK
60mA
ᮄ๲
T_MUTE
HP_R
HP_L
T_PDN
T_HPSEL
T_RST
T_MCLK
T_SCL
T_SCLK
T_SDA
T_LRCLK
T_SDIN3
T_SDIN2
T_SDIN1
PWM_SUB+
PWM_SUB-
T_SCL
T_SDIN3
T_LRCLK
T_SCLK
T_SDIN1
T_SDIN2
T_MCLK
T_SDA
T_PDN
T_MUTE
T_RST
T_HPSEL
M_MUTE
T_ERR
T_ERR
SUB_OUT
HPP_L
HPP_R
HPM_R
HPM_L
HPP_R
HPM_R
HPP_L
HPM_L
A
A
VCC_D
A
A
A
GND
GND
AMP_3.3V
A
A
A
A
+3.3V_SUB
+3.3V_SUB
A
AMP_3.3V
AMP_3.3V
AMP_3.3V
AMP_3.3V
GND
GND
GND
GND
GND
AMP_3.3V
3.3V
AMP_3.3V
AMP_3.3V
GND
GND
AMP_3.3V
TGND
GND
GND
TGND
3.3V_MCU
A
A
A
A
A
A
A
A
A
A
A
A
3.3V
A
BD_MUTE
HP_MUTE
MCLK_OUT
SCLK_OUT
HP_SEL
TAS5538_PDN
TAS5538_RST
SCL3
SDA3
I2S_SD0
LRCLK_OUT
I2S_SD1
I2S_SD2
BD_MUTE
PWM_SUB+
PWM_SUB-
EMO_1
PM_SL+
PM_SR-
PM_SR+
PM_SL-
PM_L-
PM_L+
PM_R-
PM_R+
PM_C-
PM_C+
VALID
M_MUTE
BANK_ERR
SD
C612
NC/0.1uF/16V/X7R
C612
NC/0.1uF/16V/X7R
R763
NC
R763
NC
R729 1K
R729 1K
TP92
TP92
R695
10K
R695
10K
R751
47
R751
47
R897
100
R897
100
C667
1uF/10V/Y5V
C667
1uF/10V/Y5V
R715
0
R715
0
C661
1uF/16V/Y5V
C661
1uF/16V/Y5V
C664
120pF/50V/NP0
C664
120pF/50V/NP0
R735
100K
R735
100K
R892 10K
R892 10K
C
659
NC/
47pF/
50V/
NP0
C
659
NC/
47pF/
50V/
NP0
R893 10K
R893 10K
R749
47
R749
47
U35
TAS5538DGG
TSSOP56-DGG
U35
TAS5538DGG
TSSOP56-DGG
MCLK
11 ASEL_VACS2
10 AVDD
9 VR_ANA
8 PLL_FLTP
7 PLL_FLTM
6 AVSS
5
SCLK
23
PWM_HPP_R
4 PWM_HPM_R
3 PWM_HPP_L
2
DVDD2_CORE
14
EMO_1
15
HP_SLE
17
PDN
18
MUTE
19
SDA
20
SCL
21
SDIN1
24
LRCLK
22
PWM_HPM_L
1
RESET
16
PWM_P_6
56
PWM_M_6
55
PWM_P_5
54
PWM_M_5
53
VR_PWM
52
AVSS_PWM
51
AVDD_PWM
50
PWM_P_8
49
PWM_M_8
48
PWM_P_7
47
PWM_M_7
46
PWM_P_3
43
PWM_M_3
42
PWM_P_2
41
PWM_M_2
40
PWM_P_1
39
PWM_M_1
38
VALID
37
DVSS1_CORE
36
DVDD1_CORE
35
BKND_ERR
34
PSVC
33
OSC_RES
12
DVSS2_CORE
13
PWM_P_4
45
PWM_M_4
44
SDIN2
25
SDIN3
26
SDIN4
27
VR_DIG
28
TEST
32
LRCLKO
31
SCLKO
30
SDOUT
29
R730
100K
R730
100K
C683
10uF/16V/X7R
C683
10uF/16V/X7R
C651
820pF/50V
C651
820pF/50V
C663
1uF/25V/Y5V
C663
1uF/25V/Y5V
R722
10K
R722
10K
R762
NC
R762
NC
Q23
NPN_3DG3904M
Q23
NPN_3DG3904M
C666
1uF/10V/Y5V
C666
1uF/10V/Y5V
R733
10K
R733
10K
C836
820pF/50V
C836
820pF/50V
C643
270pF/50V/X7R
C643
270pF/50V/X7R
C829
47pF/50V/NP0
C829
47pF/50V/NP0
R761
0
R761
0
C
654
10pF/
50V/
NP0
C
654
10pF/
50V/
NP0
C823
820pF/50V
C823
820pF/50V
C669
1uF/10V/Y5V
C669
1uF/10V/Y5V
C671
0.1uF/50V/Y5V
C671
0.1uF/50V/Y5V
C833 22pF/50V/NP0
C833 22pF/50V/NP0
R747
47
R747
47
+
47uF/16V
CE26
+
47uF/16V
CE26
R732
4.7
R732
4.7
R755
1.8k
R755
1.8k
C
637
0.
01uF/
50V/
Y5V
C
637
0.
01uF/
50V/
Y5V
C690
NC
C690
NC
C673
1uF/16V/Y5V
C673
1uF/16V/Y5V
C
650
10pF/
50V/
NP0
C
650
10pF/
50V/
NP0
C640
2.2uF/16V
C640
2.2uF/16V
R898
100
R898
100
R819
0
R819
0
C
679
0.
047uF/
50V/
Y5V
C
679
0.
047uF/
50V/
Y5V
R745
47
R745
47
R697 27K
R697 27K
R692
1K
R692
1K
R756
1.8k
R756
1.8k
C832
22pF/50V/NP0
C832
22pF/50V/NP0
R720
27K
R720
27K
R696
10K
R696
10K
R743
47
R743
47
R760
NC/10K
R760
NC/10K
R900
100
R900
100
C688
NC
C688
NC
R727
27K
R727
27K
C677
0.1uF/50V/Y5V
C677
0.1uF/50V/Y5V
C681
10uF/16V/X7R
C681
10uF/16V/X7R
R713
33
R713
33
R826
1.8k
R826
1.8k
FB51
500/500mA
FB51
500/500mA
R759
NC/10K
R759
NC/10K
R717
10K
R717
10K
R704 4.7K
R704 4.7K
R754
47
R754
47
R711
33
R711
33
R699 4.7K
R699 4.7K
TP95
TP95
C822
820pF/50V
C822
820pF/50V
R758
1.8k
R758
1.8k
R718
33
R718
33
D20
BAT54C
D20
BAT54C
1
3
2
R899
100
R899
100
C
635
0.
01uF/
50V/
Y5V
C
635
0.
01uF/
50V/
Y5V
Q22
PNP_3CG3906M
Q22
PNP_3CG3906M
D18
LL4148
D18
LL4148
Q25
NPN_3DG3904M
Q25
NPN_3DG3904M
C
647
10pF/
50V/
NP0
C
647
10pF/
50V/
NP0
C839
820pF/50V
C839
820pF/50V
R694
27K
R694
27K
C670
0.1uF/50V/Y5V
C670
0.1uF/50V/Y5V
R709
33
R709
33
R693 27K
R693 27K
Q20
NPN_3DG3904M
Q20
NPN_3DG3904M
C644
1uF/16V/Y5V
C644
1uF/16V/Y5V
R764
100K
R764
100K
R752
47
R752
47
R987
0
R987
0
C668
470pF/50V/NP0
C668
470pF/50V/NP0
R689
100K
R689
100K
R707
33
R707
33
R721
2.2K
R721
2.2K
D19
LL4148
D19
LL4148
C
689
4700pF/
50V
C
689
4700pF/
50V
R820
1.8k
R820
1.8k
R750
47
R750
47
TP93
TP93
R739
0
R739
0
R825
1.8k
R825
1.8k
C685
0.1uF/50V/Y5V
C685
0.1uF/50V/Y5V
XP23
2PIN/2.0mm
XP23
2PIN/2.0mm
1
1
2
2
FB50
500/500mA
FB50
500/500mA
R724
1K
R724
1K
R726
2.2K
R726
2.2K
C675
10uF/10V/Y5V
C675
10uF/10V/Y5V
R701 4.7K
R701 4.7K
TP124
TP124
C642
270pF/50V/X7R
C642
270pF/50V/X7R
R748
47
R748
47
U33
AUDIO AMP_DRV602
U33
AUDIO AMP_DRV602
+I
N
R
1
-INR
2
OUTR
3
EN
5
SGND
4
PVSS
6
CN
7
CP
8
PVDD
9
PGND
10
NC
11
OUTL
12
-INL
13
+I
N
L
14
C682
0.1uF/50V/Y5V
C682
0.1uF/50V/Y5V
C662
1uF/25V/Y5V
C662
1uF/25V/Y5V
C828
470pF/50V
C828
470pF/50V
R985 0
R985 0
C646
47pF/50V/NP0
C646
47pF/50V/NP0
+
47uF/16V
C672
+
47uF/16V
C672
R736
100
R736
100
C676
10uF/16V/X7R
C676
10uF/16V/X7R
C680
0.1uF/50V/Y5V
C680
0.1uF/50V/Y5V
C645
1uF/16V/Y5V
C645
1uF/16V/Y5V
C838
820pF/50V
C838
820pF/50V
R742
47
R742
47
C831
47pF/50V/NP0
C831
47pF/50V/NP0
C633
0.1uF/50V/Y5V
C633
0.1uF/50V/Y5V
C921
22uF/10V/Y5V
C921
22uF/10V/Y5V
C641
2.2uF/16V
C641
2.2uF/16V
R746
47
R746
47
C
658
10pF/
50V/
NP0
C
658
10pF/
50V/
NP0
C636
0.1uF/50V/Y5V
C636
0.1uF/50V/Y5V
R986
0
R986
0
R816
33
R816
33
U38
NC/74LVC541APW
U38
NC/74LVC541APW
OE1
1
GND
10
Y7
11
Y6
12
Y5
13
Y4
14
Y3
15
Y2
16
Y1
17
Y0
18
OE2
19
VCC
20
A0
2 A1
3 A2
4 A3
5 A4
6 A5
7 A6
8 A7
9
C
648
10pF/
50V/
NP0
C
648
10pF/
50V/
NP0
R740
12K/1%
R740
12K/1%
C639
2.2uF/16V
C639
2.2uF/16V
C687
4700pF/50V
C687
4700pF/50V
R725
10K
R725
10K
R734
20K/1%
R734
20K/1%
R741
6.2K/1%
R741
6.2K/1%
R744
47
R744
47
R690
2.2K
R690
2.2K
R716
10K
R716
10K
R822
1.8k
R822
1.8k
R714
33
R714
33
C678
0.047uF/50V/Y5V
C678
0.047uF/50V/Y5V
C638
2.2uF/16V
C638
2.2uF/16V
C674
270pF/50V/X7R
C674
270pF/50V/X7R
R737
470
R737
470
C686
0.1uF/50V/Y5V
C686
0.1uF/50V/Y5V
R798
10K
R798
10K
C
660
NC/
47pF/
50V/
NP0
C
660
NC/
47pF/
50V/
NP0
XP21
4PIN/2.0mm
XP21
4PIN/2.0mm
1
1
2
2
3
3
4
4
R738
470
R738
470
R894
4.7K
R894
4.7K
C825
470pF/50V
C825
470pF/50V
R712
33
R712
33
R723
10K
R723
10K
TP121
TP121
C812
470pF/50V/NP0
C812
470pF/50V/NP0
TP94
TP94
C827
470pF/50V
C827
470pF/50V
C684
0.1uF/25V/Y5V
C684
0.1uF/25V/Y5V
R719
10K
R719
10K
TP120
TP120
C665
120pF/50V/NP0
C665
120pF/50V/NP0
C834
22pF/50V/NP0
C834
22pF/50V/NP0
R782
10K
R782
10K
C826
470pF/50V
C826
470pF/50V
C837
820pF/50V
C837
820pF/50V
R757
1.8k
R757
1.8k
C830
47pF/50V/NP0
C830
47pF/50V/NP0
R765
2.2
R765
2.2
C
649
10pF/
50V/
NP0
C
649
10pF/
50V/
NP0
C691
0.1uF/50V/Y5V
C691
0.1uF/50V/Y5V
R812
NC/2.2
R812
NC/2.2
C824
820pF/50V
C824
820pF/50V
R710
33
R710
33
R728
20K/1%
R728
20K/1%
R753
47
R753
47
R731
4.7
R731
4.7
R708
33
R708
33
U34
SGM4917
U34
SGM4917
PVDD
1
C1P
2
PGND
3
C1N
4
PVSS
5
SGND
6
INR+
7
INR-
8
SVDD
9
OUTR
10
SVss
11
OUTL
12
13
SVDD
INL-
14
INL+
15
16
SHDN
Q21
NC/NPN_3DG3904M
Q21
NC/NPN_3DG3904M
R700
27K
R700
27K
7-19
7-19
Main Board Circuit Diagram:AUDIO TAS5538
Harman Kardon
BDS X75 + X77 Service Manual
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