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
TO-MCU
TO BD PCB
AUD_RETURNL
AUD_RETURNR
TO MAIN
TO 74LVC541
I2S_MCLKᬍ៤XTAL_DIR
,ࡴR130
R141خݐᆍ
LAYOUTϸϾ⬉䰏ᬒϔ䍋
RX2
MTK_SDA
MTK_SCLK
MTK_LRCLK
SDAOUT
SCLKOUT
LRCLKOUT
MCLKOUT
RX1
Detect
SCLK_IN
SD+3.3V
SD+3.3V
SD+3.3V
SD+3.3V
SD+3.3V
GND
S
S
GND
GND
GND
GND
GND
GND
I+12V
A
SCLK_IN
LRDA
DIR_DA
SPD_SCLK
SPD_LRCK
SDA_7622
IPOD_G
IPOD_ROUT
IPOD_ROUT
IPOD_LOUT
IPOD_G
IPOD_G
I_TX
I_RX
BD_SDIN3
BD_SDIN2
BD_SDIN1
BD_SDIN0
ARC
PD_7622
RST_7622
AD_LRCK
AD_BCLK
SPDIF_DATA
AD_MCLK
I2C_SCL
I2C_SDA
XTAL_DIR
I_DET
SPDI
F_REST
INT2_RX
ARC
LRCLK_IN
SUB_OUT
INT_RX
INT_TX
XTAL_DIR
SCLK_IN
LRCLK_IN
LRDA
SCL_7622
SCLK_OUT
LRCLK_OUT
MCLK_OUT
I2S_MCLK
R
132
75
R
132
75
R35
0
R35
0
+
CE751
100uF/16V
+
CE751
100uF/16V
R125
0
R125
0
TP77
TP77
TP3
TP3
R139
0
R139
0
TP94
TP94
R320
4.7
4.7
R320
4.7
4.7
R6
0
0
75
R6
0
0
75
TP58
TP58
FB713
200/600mA
200/600mA
FB713
200/600mA
200/600mA
C36
0.
01uF/
50V/
X7R
C36
0.
01uF/
50V/
X7R
TP91
TP91
R6
4
4
75
R6
4
4
75
R122
0
R122
0
R53
75
R53
75
C53
0.1uF/50V/Y5V
C53
0.1uF/50V/Y5V
R38
0
R38
0
+
10uF/16V
CE3
+
10uF/16V
CE3
TP106
TP106
C1073
0.01uF/50V/X7R
C1073
0.01uF/50V/X7R
TP96
TP96
FB714
200/600mA
200/600mA
FB714
200/600mA
200/600mA
R437
1K
R437
1K
R49
1.5K/1%
R49
1.5K/1%
C5
22pF/50V/NP0
C5
22pF/50V/NP0
C1074
3300pF/50V/X7R
C1074
3300pF/50V/X7R
R140
0
R140
0
D7
LL4148
D7
LL4148
R36
75/1%
75/1%
R36
75/1%
75/1%
L2
470nH/200mA
L2
470nH/200mA
C1072
3300pF/50V/X7R
C1072
3300pF/50V/X7R
R119
0
R119
0
+
10uF/16V
CE2
+
10uF/16V
CE2
R42
33
R42
33
TP53
TP53
TP104
TP104
R135
4.7
R135
4.7
TP40
TP40
+
CE752
100uF/16V
+
CE752
100uF/16V
Q49
NPN_3DG3904M
NPN_3DG3904M
Q49
NPN_3DG3904M
NPN_3DG3904M
C73
0.1uF/50V/Y5V
C73
0.1uF/50V/Y5V
TP41
TP41
R116
0
R116
0
TP10
TP10
C57
0.1uF/50V/Y5V
C57
0.1uF/50V/Y5V
R71
10K/1%
R71
10K/1%
U732
EUP3482
U732
EUP3482
BS
1
IN
2
SW
3
FB
5
COMP
6
GND
4
SS
8
EN
7
TP42
TP42
R43
33
R43
33
L6
470nH/200mA
L6
470nH/200mA
R74
470
R74
470
+
10uF/16V
CE21
+
10uF/16V
CE21
R130
0
R130
0
TP63
TP63
TP43
TP43
C114
47pF/50V/NP0
47pF/50V/NP0
C114
47pF/50V/NP0
47pF/50V/NP0
R133
33
R133
33
C10
0.01uF/50V/X7R
C10
0.01uF/50V/X7R
R438
4.7K
4.7K
R438
4.7K
4.7K
L11
FB80@100MHZ
L11
FB80@100MHZ
R126
0
R126
0
R68
75
R68
75
C1075
0.1uF/25V/Y5V
C1075
0.1uF/25V/Y5V
TP44
TP44
C1077
0.1uF/25V/Y5V
C1077
0.1uF/25V/Y5V
R33
4.7K
4.7K
R33
4.7K
4.7K
C7
220PF/50V/NP0
C7
220PF/50V/NP0
C54
0.1uF/50V/Y5V
C54
0.1uF/50V/Y5V
C1070
0.1uF/25V/Y5V
C1070
0.1uF/25V/Y5V
TP54
TP54
R34
75/1%
75/1%
R34
75/1%
75/1%
R48
33
R48
33
R41
0
R41
0
C1082
NC/
10pF/
50V/
NP0
C1082
NC/
10pF/
50V/
NP0
TP62
TP62
P3
CON_38P_BRIDGE
P3
CON_38P_BRIDGE
1
1
2
2
3
3
4
4
5
5
6
6
7
7
8
8
9
9
10
10
11
11
12
12
13
13
14
14
15
15
16
16
17
17
18
18
19
19
20
20
21
21
22
22
23
23
24
24
25
25
26
26
27
27
28
28
29
29
30
30
31
31
32
32
33
33
34
34
35
35
36
36
37
37
38
38
+
10uF/16V
CE13
+
10uF/16V
CE13
R123
0
R123
0
R44
47K
47K
R44
47K
47K
U714
CS8422
U714
CS8422
RXO
1
RX1
2
VA
3
AGND
4
RX2
5
RX3
6
ADO
7
ADICDIN
8
SCL
9
SDA
10
XTI
11
XTO
12
LRCLK
13
ISCLK
14
SDIN
15
GPIO0
16
GPIO1
17
GPIO2
18
V_REG
19
VD_FLT
20
DGND
21
VL
22
SDOUT2
23
OSCLK2
24
OLRCK2
25
TDM_IN
26
SDOUT1
27
OSCLK1
28
OLRCK1
29
GPIO3
30
RMCK
31
/RST
32
GND
33
TP6
TP6
R141
NC/0
R141
NC/0
C1071
0.1uF/25V/Y5V
C1071
0.1uF/25V/Y5V
L719
10uH/2A
L719
10uH/2A
R37
100K
100K
R37
100K
100K
C62
0.
1uF/
50V/
Y5V
C62
0.
1uF/
50V/
Y5V
TP46
TP46
C1083
NC/
10pF/
50V/
NP0
C1083
NC/
10pF/
50V/
NP0
TP60
TP60
R114
0
R114
0
R120
0
R120
0
R78
470
R78
470
R47
10K
R47
10K
R5
8
8
75
R5
8
8
75
TP55
TP55
C35
0.01uF/50V/Y5V
C35
0.01uF/50V/Y5V
TP100
TP100
C1084
NC/
10pF/
50V/
NP0
C1084
NC/
10pF/
50V/
NP0
L5
470nH/200mA
L5
470nH/200mA
TOP
XP11
24PIN/0.5mm
TOP
XP11
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
27
28
TP1
TP1
C63
0.
1uF/
50V/
Y5V
C63
0.
1uF/
50V/
Y5V
R117
0
R117
0
C8
220PF/50V/NP0
C8
220PF/50V/NP0
C58
0.1uF/50V/Y5V
C58
0.1uF/50V/Y5V
C37
0.01uF/50V/X7R
C37
0.01uF/50V/X7R
C779
1uF/16V/Y5V
C779
1uF/16V/Y5V
C1085
NC/10pF/50V/NP0
C1085
NC/10pF/50V/NP0
R5
9
9
75
R5
9
9
75
R127
0
R127
0
L3
470nH/200mA
470nH/200mA
L3
470nH/200mA
470nH/200mA
R136
0
R136
0
TP13
TP13
L1
470nH/200mA
L1
470nH/200mA
TP11
TP11
TP105
TP105
C68
0.1uF/50V/Y5V
C68
0.1uF/50V/Y5V
R40
100K
100K
R40
100K
100K
ZD1
ZMM5V6/5.6V
ZD1
ZMM5V6/5.6V
TP61
TP61
TP93
TP93
TP56
TP56
C1086
NC/10pF/50V/NP0
C1086
NC/10pF/50V/NP0
TP107
TP107
TP114
TP114
R124
0
R124
0
R31
4.7K
4.7K
R31
4.7K
4.7K
TP5
TP5
+
10uF/16V
CE15
+
10uF/16V
CE15
C781
1uF/16V/Y5V
C781
1uF/16V/Y5V
P1
RCA/OPTICAL JACK,GOLD
P1
RCA/OPTICAL JACK,GOLD
1
1
2
2
3
3
4
4
5
5
C61
0.
0.
1uF/
50V/
Y5V
C61
0.
0.
1uF/
50V/
Y5V
ZD2
ZMM5V6/5.6V
ZD2
ZMM5V6/5.6V
R39
0
R39
0
TP90
TP90
R137
2.2K
2.2K
R137
2.2K
2.2K
TP103
TP103
R121
0
R121
0
RN122
56*4
RN122
56*4
1
2
3
4
2
3
4
6
5
5
8
7
7
TP2
TP2
R26
22K
22K
R26
22K
22K
TP92
TP92
C60
0.1uF/50V/Y5V
C60
0.1uF/50V/Y5V
C9
0.01uF/50V/X7R
C9
0.01uF/50V/X7R
L4
1.8uH/25mA
L4
1.8uH/25mA
C6
22pF/50V/NP0
C6
22pF/50V/NP0
TP7
TP7
R118
0
R118
0
L9
1.8uH/25mA
L9
1.8uH/25mA
TP9
TP9
C38
0.
01uF/
50V/
X7R
C38
0.
01uF/
50V/
X7R
TP75
TP75
+
10uF/16V
CE14
+
10uF/16V
CE14
R138
0
R138
0
TP4
TP4
P2
RCA/OPTICAL JACK,GOLD
P2
RCA/OPTICAL JACK,GOLD
1
1
2
2
3
3
4
4
5
5
C
113
47pF/50V/NP0
C
113
47pF/50V/NP0
TP67
TP67
TP76
TP76
TP8
TP8
R128
0
R128
0
TP101
TP101
RN124
56*4
RN124
56*4
1
2
3
4
2
3
4
6
5
5
8
7
7
TP141
TP141
R142
75K
75K
R142
75K
75K
TP115
TP115
Amplifier Board Circuit Diagram:SPDIF
7-24
7-24
harman/kardon
BDS 270 + 570 Service Manual
Page 89 of 90
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