Read Harman Kardon BDS 270 Service Manual online
A
A
B
B
C
C
D
D
E
E
1
1
2
2
3
3
4
4
/BKND_ERR
/SD
/HP_SELO
SDA-A
SCL-A
/PDN
/POWER/RESET
DGND
SDIN1
LRCLK
SCLK
MCLK
SDIN3
SDIN2
+5V
DGND
1 +12V
FAN control
AMP-DET
MUTE
TAS5352DDV6EVM
Input and Output Interface: Control, I2C, +5V, +12V and for I2S Audio
FOR SUB LIN OUT
H: MUTE
L: WORK
ℸ⬉ᆍ㽕ᬒ
ICᓩ㛮ᮕ䖍
LINE OUT
PWM5PWM7᳓ᤶˈPWM6PWM8᳓ᤶ
SUB OUT
M_MUTE
PWM_P_6
PWM_M_6
DVDD1
HP_R
HP_L
M_MUTE
PWM_P_6
PWM_M_6
M_MUTE
/HP_SELO
PSVC
M_CLK
/PND
HPP_R
HPM_R
HPP_R
HPM
_
R
HPP_L
HPM
_
L
HPP_L
HPM_L
+3.3V
+3.3V
+3.3V
+3.3V
+3.3V
+3.3V_SUB
+3.3V
+3.3V_SUB
5V
+12V
5V
+12V
GND
TGND
GND
GND
GND
GND
GND
GND
TGND
TGND
GND
GND
TGND
+3.3V
A
A
A
A
A
A
A
A
5V
A
A
BKND_ERR
HP_SELO
AMP_MUTE
P/RESET
P/RESET
/PDN
I2S_MCLK
I2S_SCLK
I2S_SCLK
I2S_SD0
I2S_SD1
I2S_SD1
I2S_LRCK
I2S_SD2
/BKND_ERR
/HP_SELO
/PND
/RESET_MODULATOR
/RESET_MODULATOR
SUB_OUT
I2C_SCL
I2C_SDA
I2C_SDA
M_CLK
S_CLK
L_RCLK
SDIN1
SDIN2
SDIN3
SDIN1
SDIN2
SDIN3
S_CLK
L_RCLK
MIC_OUT
PM_A2R
PM_B2R
PM_A1L
PM_B1L
PM_A4SR
PM_B4SR
PM_A3SL
PM_B3SL
PM_A5C
PM_B5C
VALID
/BKND_ERR
SCL-A
SDA-A
SCL-A
SDA-A
BD_MUTE
LINE_RP
LINE_RM
LINE_LP
LINE_LM
HP_MUTE
BD_MUTE
R134
4.7
R134
4.7
TP31
TP31
C745
0.1uF/50V/Y5V
C745
0.1uF/50V/Y5V
R740
47
R740
47
FB712
70/1A
FB712
70/1A
R789
100K
100K
R789
100K
100K
+
47uF/16V
C1059
+
47uF/16V
C1059
Q48
NPN_3DG3904M
Q48
NPN_3DG3904M
R786
20K/1%
20K/1%
R786
20K/1%
20K/1%
R729
1
R729
1
R738
47
R738
47
C
1014
N
C
/0.
01uF
C
1014
N
C
/0.
01uF
R709
47
R709
47
R727
200
R727
200
RN703
47*4
RN703
47*4
1
2
3
4
2
3
4
6
5
5
8
7
7
C711
0.1uF/50V/Y5V
C711
0.1uF/50V/Y5V
C1049
270pF/50V/X7R
C1049
270pF/50V/X7R
C706
0.1uF/50V/Y5V
C706
0.1uF/50V/Y5V
C
1032
47pF/
50V/
NP0
C
1032
47pF/
50V/
NP0
R731
1
R731
1
C16
1uF/16V/Y5V
C16
1uF/16V/Y5V
C701
0.1uF/50V/Y5V
C701
0.1uF/50V/Y5V
Q50
NPN_3DG3904M
Q50
NPN_3DG3904M
C707
0.1uF/50V/Y5V
C707
0.1uF/50V/Y5V
+
47uF/16V
CE722
+
47uF/16V
CE722
U712
AUDIO AMP_DRV602
U712
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
C144
1uF/16V/Y5V
C144
1uF/16V/Y5V
R712
47
R712
47
R717
47
R717
47
C721
0.1uF/50V/Y5V
C721
0.1uF/50V/Y5V
R162
20K
20K
R162
20K
20K
C22
1uF/16V/Y5V
C22
1uF/16V/Y5V
R718
10K
10K
R718
10K
10K
R716
10K
10K
R716
10K
10K
R67
1K
R67
1K
Q712
PNP_3CG3906M
Q712
PNP_3CG3906M
R742
47
R742
47
C11
10uF/10V/Y5V
C11
10uF/10V/Y5V
R780
NC
R780
NC
+
47uF/16V
CE734
+
47uF/16V
CE734
C1053
1uF/10V/Y5V
C1053
1uF/10V/Y5V
R774
47
R774
47
R770
1K/1%
R770
1K/1%
D772
LL4148
D772
LL4148
C720
0.
1uF/
50V/
Y5V
C720
0.
1uF/
50V/
Y5V
R703
10K
10K
R703
10K
10K
R726
200
R726
200
C705
0.
01uF/
50V/
X7R
C705
0.
01uF/
50V/
X7R
C
1033
47pF/
50V/
NP0
C
1033
47pF/
50V/
NP0
C17
120pF/50V/NP0
C17
120pF/50V/NP0
R705
10K
R705
10K
R836
1K
R836
1K
RN702
47*4
RN702
47*4
1
2
3
4
2
3
4
6
5
5
8
7
7
R147
20K
R147
20K
R719
47
R719
47
C717
0.1uF/50V/Y5V
C717
0.1uF/50V/Y5V
C12
10uF/10V/Y5V
C12
10uF/10V/Y5V
R720
47
R720
47
C18
120pF/50V/NP0
C18
120pF/50V/NP0
TP35
TP35
U711
TAS5508
U711
TAS5508
VRA_PLL
1
PLL_FLT_RET
2
PLL_FLTM
3
PLL_FLTP
4
AVSS
5
AVSS
6
VRD_PLL
7
AVSS_PLL
8
AVDD_PLL
9
VBGAP
10
RESET
11
HP_SEL
12
PDN
13
MUTE
14
DVDD
15
DVSS
16
VR_DPLL
17
OSC_CAP
18
XTL_OUT
19
XTL_IN
20
RESERVED
21
RESERVED
22
RESERVED
23
SDA
24
SCL
25
LRCLK
26
SCLK
27
SDIN4
28
SDIN3
29
SDIN2
30
SDIN1
31
PSVC
32
VR_PWM
48
PWM_P_4
47
PWM_M_4
46
PWM_P_3
45
PWM_M_3
44
PWM_P_2
43
PWM_M_2
42
PWM_P_1
41
PWM_M_1
40
VALID
39
DVSS
38
BKND_ERR
37
DVDD 1
36
DVSS
35
DVSS
34
VR_DIG
33
RESERVED
64
MCLK
63
PWM_HPP_R
62
PWM_HPM_R
61
PWM_HPP_L
60
PWM_HPM_L
59
PWM_P_6
58
PWM_M_6
57
PWM_P_5
56
PWM_M_5
55
DVDD_PWM
54
DVSS_PWM
53
PWM_P_8
52
PWM_M_8
51
PWM_P_7
50
PWM_M_7
49
C1058
0.1uF/50V/Y5V
C1058
0.1uF/50V/Y5V
R743
47
R743
47
C
115
0.
01uF/
50V/
Y5V
C
115
0.
01uF/
50V/
Y5V
R167
20K
R167
20K
R160
20K
R160
20K
C714
0.
1uF/
50V/
Y5V
C714
0.
1uF/
50V/
Y5V
C724
NC
NC
C724
NC
NC
XP806
6PIN/2.0mm
XP806
6PIN/2.0mm
1
1
2
2
3
3
4
4
5
5
6
6
C
1016
0.
01uF/
50V/
Y5V
C
1016
0.
01uF/
50V/
Y5V
R821
47
R821
47
D779
LL4148
D779
LL4148
R782
100K
R782
100K
R721
47
R721
47
R45
680
R45
680
C719
NC
NC
C719
NC
NC
R230
1K
R230
1K
R815 10K
R815 10K
C1080
120pF/50V/NP0
C1080
120pF/50V/NP0
C722
15pF/50V/NP0
C722
15pF/50V/NP0
R159
20K
R159
20K
+
47uF/16V
CE718
+
47uF/16V
CE718
R788
2.2K
R788
2.2K
C704
0.01uF/50V/X7R
C704
0.01uF/50V/X7R
C
116
0.
01uF/
50V/
Y5V
C
116
0.
01uF/
50V/
Y5V
R708
47
R708
47
C1056
1uF/10V/Y5V
C1056
1uF/10V/Y5V
+
CE741
470uF/10V
+
CE741
470uF/10V
R
822
47
R
822
47
D780 LL4148
D780 LL4148
R161
20K
R161
20K
R783
2.2k
2.2k
R783
2.2k
2.2k
R831
470
R831
470
TP20
TP20
R787
100K
100K
R787
100K
100K
C1081 120pF/50V/NP0
C1081 120pF/50V/NP0
C723
15pF/50V/NP0
C723
15pF/50V/NP0
R809
2.2K
2.2K
R809
2.2K
2.2K
R808
1K
R808
1K
C712
0.1uF/50V/Y5V
C712
0.1uF/50V/Y5V
R701
10K
R701
10K
C
1034
47pF/
50V/
NP0
C
1034
47pF/
50V/
NP0
C
1017
0.
01uF/
50V/
Y5V
C
1017
0.
01uF/
50V/
Y5V
U602
TPA6112A2
U602
TPA6112A2
OUT1
1
IN1-
2
IN1+
3
BYPASS
4
GND
5
SD
6
IN2+
7
IN2-
8
OUT2
9
VDD
10
C715
0.1uF/50V/Y5V
C715
0.1uF/50V/Y5V
C1062
10uF/10V/Y5V
C1062
10uF/10V/Y5V
+
CE742
470uF/10V
470uF/10V
+
CE742
470uF/10V
470uF/10V
R168
20K
R168
20K
C
117
0.
01uF/
50V/
Y5V
C
117
0.
01uF/
50V/
Y5V
R814
10K
R814
10K
C1054
0.1uF/50V/Y5V
C1054
0.1uF/50V/Y5V
R
823
47
R
823
47
R737
47
R737
47
R730
1M
R730
1M
R706
4.7K(NC)
R706
4.7K(NC)
R781
NC
R781
NC
C129
0.
1uF/
50V/
Y5V
C129
0.
1uF/
50V/
Y5V
R835
10K
10K
R835
10K
10K
C708
0.
1uF/
50V/
Y5V
C708
0.
1uF/
50V/
Y5V
R704
10K
10K
R704
10K
10K
R767
20K
R767
20K
TP30
TP30
R810
2.2K
2.2K
R810
2.2K
2.2K
C1050
270pF/50V/X7R
C1050
270pF/50V/X7R
R723
47
R723
47
C710
0.1uF/50V/Y5V
C710
0.1uF/50V/Y5V
R736
47
R736
47
C1057
270pF/50V/X7R
C1057
270pF/50V/X7R
R163
10K
R163
10K
RN701
47*4
RN701
47*4
1
2
3
4
2
3
4
6
5
5
8
7
7
C
1030
47pF/
50V/
NP0
C
1030
47pF/
50V/
NP0
+
47uF/16V
CE716
+
47uF/16V
CE716
C
1035
47pF/
50V/
NP0
C
1035
47pF/
50V/
NP0
TP19
TP19
R
824
47
R
824
47
C
1018
0.
01uF/
50V/
Y5V
C
1018
0.
01uF/
50V/
Y5V
Y1
13.5MHz/30PPM
Y1
13.5MHz/30PPM
+
47uF/16V
CE717
+
47uF/16V
CE717
C1052
1uF/10V/Y5V
C1052
1uF/10V/Y5V
C702
0.
1uF/
50V/
Y5V
C702
0.
1uF/
50V/
Y5V
R790
2.2K
R790
2.2K
C131
470pF/50V/NP0
C131
470pF/50V/NP0
R169
20K
R169
20K
R707
4.7K(NC)
R707
4.7K(NC)
R832
470
R832
470
R766
4.7
R766
4.7
R1015
100
R1015
100
C19
120pF/50V/NP0
C19
120pF/50V/NP0
+
47uF/16V
CE721
+
47uF/16V
CE721
Q707
NPN_MMBT8050C
Q707
NPN_MMBT8050C
C749
1uF/16V/Y5V
C749
1uF/16V/Y5V
C14
1uF/16V/Y5V
C14
1uF/16V/Y5V
R772
20K/1%
20K/1%
R772
20K/1%
20K/1%
R811
1K
R811
1K
R732
4.7
4.7
R732
4.7
4.7
C
1036
47pF/
50V/
NP0
C
1036
47pF/
50V/
NP0
R771
20K/1%
20K/1%
R771
20K/1%
20K/1%
D773
LL4148
D773
LL4148
C716
1000pF/50V/X7R
C716
1000pF/50V/X7R
C20
120pF/50V/NP0
C20
120pF/50V/NP0
RN704
47*4
RN704
47*4
1
2
3
4
2
3
4
6
5
5
8
7
7
C
1019
0.
01uF/
50V/
Y5V
C
1019
0.
01uF/
50V/
Y5V
C
1029
47pF/
50V/
NP0
C
1029
47pF/
50V/
NP0
R164
10K
R164
10K
C15
1uF/16V/Y5V
C15
1uF/16V/Y5V
Q703
NC
NC
Q703
NC
NC
R765
4.7
R765
4.7
R739
47
R739
47
C1037
0.1uF/50V/Y5V
C1037
0.1uF/50V/Y5V
TP18
TP18
C130
0.
0.
1uF/
50V/
Y5V
C130
0.
0.
1uF/
50V/
Y5V
C
1031
47pF/
50V/
NP0
C
1031
47pF/
50V/
NP0
Q704
NPN_MMBT8050C
Q704
NPN_MMBT8050C
C747
1uF/16V/Y5V
C747
1uF/16V/Y5V
R725
47
R725
47
Amplifier Board Circuit Diagram:AMP+DSP
7-16
7-16
harman/kardon
BDS 270 + 570 Service Manual
Page 81 of 90
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