DOWNLOAD Harman Kardon BDS 270 Service Manual ↓ Size: 12.84 MB | Pages: 90 in PDF or view online for FREE

Model
BDS 270
Pages
90
Size
12.84 MB
Type
PDF
Document
Service Manual
Brand
Device
Audio
File
bds-270.pdf
Date
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Harman Kardon BDS 270 Service Manual ▷ View online

A
A
B
B
C
C
D
D
E
E
1
1
2
2
3
3
4
4
TO POWER BOARD
Imax 2A
+/-12V: +/-12V(+-5%)
+5V: +5V(+-2.5%)
GND
AGND
IPOD GND
FAN GND
AUX IN GND
HEADPHONE&SUB LIN OUT
TAS5518 PLL GND
200MA
1.1A
GND
+12VIN
GND
5V_STB
-12VIN
-12VIN
VCC_FAN
+12V
5V
5V_STB
+3.3V_STB
+12VIN
I+12V
AK12V
S
P
P
P
P
P
P
TGND
A
-12VIN
5V
+3.3V_FB
SD+3.3V
CS3.3V
CSD+3.3V
5V
+3.3V
FAN
FAN_2
C55
0.1uF/50V/Y5V
C55
0.1uF/50V/Y5V
R8
47K
R8
47K
C49
0.1uF/50V/Y5V
C49
0.1uF/50V/Y5V
FB210 200/600mA
FB210 200/600mA
+
47uF/16V
CE65 +
47uF/16V
CE65
+
470uF/16V
CE39
+
470uF/16V
CE39
R860
10K
R860
10K
Q3
PNP_3CA8550C
Q3
PNP_3CA8550C
+
47uF/16V
CE62
+
47uF/16V
CE62
L8
FB80@100MHz
L8
FB80@100MHz
L17
3.3uH/3A
L17
3.3uH/3A
FB5
70/1A
FB5
70/1A
Q5
PNP_3CA8550C
Q5
PNP_3CA8550C
FB201
200/600mA
FB201
200/600mA
C56
0.1uF/50V/Y5V
C56
0.1uF/50V/Y5V
C72
0.1uF/25V/Y5V
C72
0.1uF/25V/Y5V
C248
0.1uF/50V/Y5V
C248
0.1uF/50V/Y5V
R861
10K
R861
10K
+
470uF/16V
CE34
+
470uF/16V
CE34
R728
4.7
R728
4.7
XP13
8PIN/2.5mm
XP13
8PIN/2.5mm
1
1
2
2
3
3
4
4
5
5
6
6
7
7
8
8
+
47uF/16V
CE63
+
47uF/16V
CE63
R75
150
R75
150
FB202
200/600mA
FB202
200/600mA
C50
0.1uF/50V/Y5V
C50
0.1uF/50V/Y5V
R1011
NC/0
R1011
NC/0
Q8
NPN_MMBT8050C
Q8
NPN_MMBT8050C
+
47uF/16V
CE35
+
47uF/16V
CE35
R435
4.7K
R435
4.7K
R76
4.7K
R76
4.7K
C101
0.1uF/50V/Y5V
C101
0.1uF/50V/Y5V
+
47uF/16V
CE24
+
47uF/16V
CE24
C64
0.1uF/50V/Y5V
C64
0.1uF/50V/Y5V
R571 47K
R571 47K
+
470uF/16V
CE33
+
470uF/16V
CE33
FB203
200/600mA
FB203
200/600mA
FB3
70/1A
FB3
70/1A
C51
0.1uF/50V/Y5V
C51
0.1uF/50V/Y5V
C253
0.1uF/50V/Y5V
C253
0.1uF/50V/Y5V
R30
150
R30
150
R93
82K
R93
82K
FB204
200/600mA
FB204
200/600mA
R111
82K
R111
82K
U733
AT1529
U733
AT1529
VCC
1
REF
2
GND
3
FB
4
EN
5
PGND
6
LX
7
VIN
8
TP
9
R928
47K/1%
R928
47K/1%
XP8
2PIN/2.0mm
XP8
2PIN/2.0mm
1
1
2
2
+
47uF/16V
CE64
+
47uF/16V
CE64
C21
22uF/10V/Y5V
C21
22uF/10V/Y5V
R929
0
R929
0
Q6
P_ASM3403
Q6
P_ASM3403
G
D
S
R115
220
R115
220
R69
1K
R69
1K
FB7
70/1A
FB7
70/1A
R77
4.7K
R77
4.7K
C66
0.1uF/50V/Y5V
C66
0.1uF/50V/Y5V
C90
0.1uF/50V/Y5V
C90
0.1uF/50V/Y5V
R131
3.9K
R131
3.9K
FB9
70/1A
FB9
70/1A
U2
S1206S
U2
S1206S
VI
3
VO
2
GND
1
Q7
NPN_MMBT8050C
Q7
NPN_MMBT8050C
C13
0.1uF/25V/Y5V
C13
0.1uF/25V/Y5V
C52
0.
1uF/
50V/
Y5V
C52
0.
1uF/
50V/
Y5V
C1069
1uF/16V/Y5V
C1069
1uF/16V/Y5V
R28
10
R28
10
+
47uF/16V
CE733
+
47uF/16V
CE733
C148
0.1uF/50V/Y5V
C148
0.1uF/50V/Y5V
R143
15K/1%
R143
15K/1%
C249
0.1uF/50V/Y5V
C249
0.1uF/50V/Y5V
C127
0.1uF/25V/Y5V
C127
0.1uF/25V/Y5V
FB206
200/600mA
FB206
200/600mA
C247
0.1uF/50V/Y5V
C247
0.1uF/50V/Y5V
L10
FB80@100MHz
L10
FB80@100MHz
R2
47K
R2
47K
FB10
70/1A
FB10
70/1A
C71
0.1uF/25V/Y5V
C71
0.1uF/25V/Y5V
L7
FB80@100MHz
L7
FB80@100MHz
C145
0.1uF/25V/Y5V
C145
0.1uF/25V/Y5V
FB205
200/600mA
FB205
200/600mA
C67
0.1uF/25V/Y5V
C67
0.1uF/25V/Y5V
FB209
200/600mA
FB209
200/600mA
R1016
22K
R1016
22K
Q2
NPN_3DG3904M
Q2
NPN_3DG3904M
+
CE753
100uF/16V
+
CE753
100uF/16V
+
47uF/16V
CE36
+
47uF/16V
CE36
Amplifier Board Circuit Diagram:Main Power
7-20
7-20
harman/kardon
BDS 270 + 570 Service Manual
Page 85 of 90
A
A
B
B
C
C
D
D
E
E
1
1
2
2
3
3
4
4
AUD_RETURNL
AUD_RETURNR
close to LDO
close to LDO
close to FM
IPOD_L
IPOD_R
AD/PDN
AUX2_L
IPOD_L
LIN4
RIN1
RIN2
RIN3
RIN4
LIN2
LIN1
IPOD_R
LIN3
LIN1
RIN1
LIN2
RIN2
LIN3
RIN3
LIN4
RIN4
AUX2_R
MIC_R
MIC_R
MIC_L
AUX1_L
AUX1_R
MIC_L
-12VIN
A+12V
A-12V
A-12V
A+12V
A-12V
A+12V
ADC_5V
+12V
SD+3.3V
3.3V_FM
AK12V
A-12V
A-12V
A+12V
A
A
A
A
A
3.3V_FM
A
TUNER_DATA
AKM_DATA
MIC_OUT
TU_GPIO/RDS
TUNER_reset
TUNER_SEN
TUNER_SDIO
TUNER_SCLK
IPOD_LOUT
IPOD_ROUT
IPOD_G
I2C_SCL
I2C_SDA
AD_LRCK
AD_BCLK
AD_LRCK
AD_MCLK
AD_BCLK
ADC_RST
LINE_ROUT
LINE_LOUT
FM_EN
C153
39pF/50V/NP0
C153
39pF/50V/NP0
+
10uF/16V
CE38
+
10uF/16V
CE38
FB212
200/600mA
FB212
200/600mA
+
220uF/16V
CE8
+
220uF/16V
CE8
R66
470
R66
470
C151
39pF/
50V/
NP0
C151
39pF/
50V/
NP0
R73
10
R73
10
R302
47K
R302
47K
U3
LDO_G9091-330T11U
U3
LDO_G9091-330T11U
VIN
1
GND
2
EN
3
NC
4
VOUT
5
R423
24K
R423
24K
C
123
NC
C
123
NC
C237
0.1uF/25V/Y5V
C237
0.1uF/25V/Y5V
+
100uF/16V
CE9
+
100uF/16V
CE9
R110
220
R110
220
R176
220
R176
220
C69
39pF/
50V/
NP0
C69
39pF/
50V/
NP0
+
-
U719A
TL072
+
-
U719A
TL072
3
2
1
8
4
FB207
200/600mA
FB207
200/600mA
C41
4700PF/50V/X7R
C41
4700PF/50V/X7R
C221
0.1uF/50V/Y5V
C221
0.1uF/50V/Y5V
R424
24K
R424
24K
R305
47K
R305
47K
R109
220
R109
220
R180
0
R180
0
R179
220
R179
220
+
2.2uF/50V
CE740
+
2.2uF/50V
CE740
C45
33pF/50V/NP0
C45
33pF/50V/NP0
TP65
TP65
TUN1
KST-MW104FV1-S78D
TUN1
KST-MW104FV1-S78D
BLCK
8
DATA
6
LRCLK
7
VCC(+3.3V)
5
SCLK
4
SDIO
3
/SEN
2
/RST
1
GPIO2
9
GND
11
GND
12
GND
13
GND
10
C43 33pF/50V/NP0
C43 33pF/50V/NP0
FB208
200/600mA
FB208
200/600mA
C33
0.1uF/50V/Y5V
C33
0.1uF/50V/Y5V
C
124
NC
C
124
NC
C
118
NC
C
118
NC
U18
ADC_AK5367
U18
ADC_AK5367
LIN1
2
RIN1
3
RIN2
5
LIN2
4
LOPIN
13
LOUT
14
LIN3
6
RIN3
7
LIN4
8
RIN4
9
ROUT
11
ROPIN
12
RISEL
10
VCOM
1
LISEL
15
CVEE
16
VSS2
17
CVDD
18
CN
19
CP
20
PDN
21
SDA
22
SCL
23
SDTO
24
BICK
25
MCLK
26
LRCK
27
DVDD
28
AVSS1
29
AVDD
30
C146
39pF/
50V/
NP0
C146
39pF/
50V/
NP0
R304
47K
R304
47K
R178
220
R178
220
+
10uF/16V
CE6
+
10uF/16V
CE6
C143
2.2uF/10V/Y5V
C143
2.2uF/10V/Y5V
R308
24K
R308
24K
R12
49.9k/0.1%
R12
49.9k/0.1%
TP01
TP01
C152
39pF/
50V/
NP0
C152
39pF/
50V/
NP0
R301
47K
R301
47K
TP111
TP111
R7
49.9k/0.1%
R7
49.9k/0.1%
R17
49.9K/1%
R17
49.9K/1%
C39
4700PF/50V/X7R
C39
4700PF/50V/X7R
+
10uF/16V
CE37
+
10uF/16V
CE37
C34
0.1uF/50V/Y5V
C34
0.1uF/50V/Y5V
C
125
NC
C
125
NC
C235
10uF/10V/Y5V
C235
10uF/10V/Y5V
+
47uF/16V
CE69
+
47uF/16V
CE69
R13
49.9k/0.1%
R13
49.9k/0.1%
+
10uF/16V
CE57
+
10uF/16V
CE57
+
-
U719B
TL072
+
-
U719B
TL072
5
6
7
8
4
+
10uF/16V
CE58
+
10uF/16V
CE58
C228
0.1uF/25V/Y5V
C228
0.1uF/25V/Y5V
R16
0
R16
0
R10
49.9k/0.1%
R10
49.9k/0.1%
R145
33
R145
33
C226
0.1uF/25V/Y5V
C226
0.1uF/25V/Y5V
C44
33pF/50V/NP0
C44
33pF/50V/NP0
C46
33pF/50V/NP0
C46
33pF/50V/NP0
R19
47K
R19
47K
R5
2.1K/0.1%
R5
2.1K/0.1%
C
126
NC
C
126
NC
TP05
TP05
R307
24K
R307
24K
Q47
NPN_3DG3904M
Q47
NPN_3DG3904M
C1087
10uF/10V/Y5V
C1087
10uF/10V/Y5V
C
119
NC
C
119
NC
R14
49.9k/1%
R14
49.9k/1%
C142
4.7uF/16V/Y5V
C142
4.7uF/16V/Y5V
R11
1.74K/0.1%
R11
1.74K/0.1%
TP04
TP04
TP47
TP47
R50
0
R50
0
C1088
10uF/10V/Y5V
C1088
10uF/10V/Y5V
P4
JACK_6P_RCA_A
P4
JACK_6P_RCA_A
8
6
7
2
4
3
1
9
5
10
R108
220
R108
220
R22
4.7
R22
4.7
+
100uF/16V
CE11
+
100uF/16V
CE11
R3
10
R3
10
C42
33pF/50V/NP0
C42
33pF/50V/NP0
R6
51K
R6
51K
R51
0
R51
0
R303
47K
R303
47K
C1089
10uF/10V/Y5V
C1089
10uF/10V/Y5V
TP110
TP110
C236
1uF/10V/Y5V
C236
1uF/10V/Y5V
C
120
NC
C
120
NC
R434
1K
R434
1K
R23
4.7
R23
4.7
+
100uF/16V
CE12
+
100uF/16V
CE12
R175
220
R175
220
C227
0.1uF/25V/Y5V
C227
0.1uF/25V/Y5V
+
10uF/16V
CE10
+
10uF/16V
CE10
R468
4.7K
R468
4.7K
R439
1K
R439
1K
R250
220
R250
220
C1090
10uF/10V/Y5V
C1090
10uF/10V/Y5V
R4
1.74K/0.1%
R4
1.74K/0.1%
R306
47K
R306
47K
C70
39pF/
50V/
NP0
C70
39pF/
50V/
NP0
C122
0.1uF/25V/Y5V
C122
0.1uF/25V/Y5V
C40
4700PF/50V/X7R
C40
4700PF/50V/X7R
R70
470
R70
470
U725
AZ1117_5.0V
U725
AZ1117_5.0V
input
3
Vout
2
ADJ/GND
1
R72
10
R72
10
R433
4.7K
R433
4.7K
TP112
TP112
+
10uF/16V
CE5
+
10uF/16V
CE5
+
-
U720A
TL072
+
-
U720A
TL072
3
2
1
8
4
FB211
200/600mA
FB211
200/600mA
R440
1K
R440
1K
C
121
NC
C
121
NC
C1091
10uF/10V/Y5V
C1091
10uF/10V/Y5V
C147
39pF/
50V/
NP0
C147
39pF/
50V/
NP0
R20
47K
R20
47K
R15
49.9k/1%
R15
49.9k/1%
C140
0.
1uF/
25V/
Y5V
C140
0.
1uF/
25V/
Y5V
C234
0.1uF/25V/Y5V
C234
0.1uF/25V/Y5V
C233
10uF/10V/Y5V
C233
10uF/10V/Y5V
C1092
10uF/10V/Y5V
C1092
10uF/10V/Y5V
+
-
U720B
TL072
+
-
U720B
TL072
5
6
7
8
4
R18
49.9K/0.1%
R18
49.9K/0.1%
R9
49.9k/0.1%
R9
49.9k/0.1%
Amplifier Board Circuit Diagram:AK5367
7-21
7-21
harman/kardon
BDS 270 + 570 Service Manual
Page 86 of 90
A
A
B
B
C
C
D
D
E
E
1
1
2
2
3
3
4
4
L Work
H mute
LINE_ROUT
LINE_LOUT
IR_IN
SUB TRIGGER
SD+3.3V
SD+3.3V
SD+3.3V
A
A
+3.3V_LINEOUT
+3.3V_LINEOUT
A
A
A
A
A
A
+3.3V
+12V
+3.3V_FB
A
MUXED_DA
I2S_MCLK
MUXED_LRCLK
MUXED_SCLK
MUXED_DAI0
MUXED_DAI1
MUXED_DAI2
MUXED_DAI3
BD_SDIN3
BD_SDIN2
BD_SDIN1
BD_SDIN0
SCLK_OUT
LRCLK_OUT
MCLK_OUT
MCU_BD
TUNER_DATA
AKM_DATA
SPDIF_DATA
AD_MCLK
AD_LRCK
AD_BCLK
LINE_MUTE
LINE_RM
LINE_RP
LINE_LP
LINE_LM
BD_MUTE
LINE_MUTE
IR_IN
LINE_LOUT
LINE_ROUT
Q9
NPN_MMBT8050C
Q9
NPN_MMBT8050C
R174
47
R174
47
U203
74LVC541APW
U203
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
R847
2.2K
R847
2.2K
C29
0.1uF/25V/Y5V
C29
0.1uF/25V/Y5V
R155
0
R155
0
C1063
1uF/10V/Y5V
C1063
1uF/10V/Y5V
R845
10K
R845
10K
R1014
330R
R1014
330R
Q708
NPN_MMBT8050C
Q708
NPN_MMBT8050C
C134
120pF/50V/NP0
C134
120pF/50V/NP0
C136
10uF/10V/Y5V
C136
10uF/10V/Y5V
R839
10K
R839
10K
D777
LL4148
D777
LL4148
C1064
1uF/10V/Y5V
C1064
1uF/10V/Y5V
C793
0.47uF/50V/Y5V
C793
0.47uF/50V/Y5V
C135
120pF/50V/NP0
C135
120pF/50V/NP0
C1079
100pF/50V/NP0
C1079
100pF/50V/NP0
RN128
56*4
RN128
56*4
1
2
3
4
6
5
8
7
R858
10K
R858
10K
R846
20K/1%
R846
20K/1%
R840
20K/1%
R840
20K/1%
C128
120pF/50V/NP0
C128
120pF/50V/NP0
U202
74LVC541APW
U202
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
P5
P5
2
4
3
1
5
6
R29
47
R29
47
TP013
TP013
TP012
TP012
C1068
270pF/50V/X7R
C1068
270pF/50V/X7R
C1051
270pF/50V/X7R
C1051
270pF/50V/X7R
TP011
TP011
RN130 56*4
RN130 56*4
1
2
3
4
6
5
8
7
C138
120pF/50V/NP0
C138
120pF/50V/NP0
TP010
TP010
R46
56
R46
56
R166
NC
R166
NC
Q709
NPN_MMBT8050C
Q709
NPN_MMBT8050C
R841
100K
R841
100K
R850
20K/1%
R850
20K/1%
R849
20K
R849
20K
TP09
TP09
C65
NC
C65
NC
R32
56
R32
56
R857 1K
R857 1K
F1
SMD0805-035
F1
SMD0805-035
R21
10K
R21
10K
C154
NC
C154
NC
TP08
TP08
C139
470PF/50V/NP0
C139
470PF/50V/NP0
C149
0.1uF/25V/Y5V
C149
0.1uF/25V/Y5V
R854
1K
R854
1K
C755
1uF/16V/Y5V
C755
1uF/16V/Y5V
R24
5.1K
R24
5.1K
R165
NC
R165
NC
R27
100K
R27
100K
U713
AUDIO AMP_DRV602
U713
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
R833
20K/1%
R833
20K/1%
FB6
70/1A
FB6
70/1A
TP07
TP07
U4
BPC-817B
U4
BPC-817B
1
2
4
3
R842
10K
R842
10K
D778
LL4148
D778
LL4148
R843
2.2K
R843
2.2K
TP06
TP06
R851
20K/1%
R851
20K/1%
C133
10uF/10V/Y5V
C133
10uF/10V/Y5V
Q706
NPN_MMBT8050C
Q706
NPN_MMBT8050C
C1066
0.1uF/50V/Y5V
C1066
0.1uF/50V/Y5V
R855
470
R855
470
R1012
10K
R1012
10K
R856
470
R856
470
RN129
56*4
RN129
56*4
1
2
3
4
6
5
8
7
R834
100K
R834
100K
C28
0.1uF/50V/Y5V
C28
0.1uF/50V/Y5V
C141
470PF/50V/NP0
C141
470PF/50V/NP0
C132
10uF/10V/Y5V
C132
10uF/10V/Y5V
R844
20K/1%
R844
20K/1%
R838
20K
R838
20K
C1061
1uF/10V/Y5V
C1061
1uF/10V/Y5V
Q713
PNP_3CG3906M
Q713
PNP_3CG3906M
C137
10uF/10V/Y5V
C137
10uF/10V/Y5V
R848
10K
R848
10K
Amplifier Board Circuit Diagram:74LVC541
7-22
7-22
harman/kardon
BDS 270 + 570 Service Manual
Page 87 of 90
A
A
B
B
C
C
D
D
E
E
1
1
2
2
3
3
4
4
SD_A12 is used only on FLASH
so route length is not critical
ONLY 1 SPI FLASH POPULATED
BOTH FOOTPRINTS REPRESENTED
DEFAULT SPI & I2C ADDR = 0x80
TO MCU 
TO FLASH
from AD
TO CS8422
TO TAS5518
TO 8422
EXT--A3
EXT--A2
EXT--A1
EXT--A0
HS4
EXT--D7
EXT--D6
EXT--D5
EXT--D4
SD_D1
SD_D4
SD__CS
EXT--D10
EXT--D9
EXT--D8
EXT--D3
EXT--D2
EXT--D1
SD__RAS
SD__CAS
SD__WE
SD_A9
SD_A8
SD_A6
SD_A7
SD_DQM0
EXT--A11
EXT--D11
EXT--D14
EXT--D13
EXT--D12
EXT--D15
EXT--D14
EXT--D13
EXT--D12
SD__DQM1
EXT--D11
EXT--D10
EXT--D9
EXT--D8
SD_D0
SD_A0
EXT--A0
EXT--D15
SD_D12
SD_D13
SD_A11
SD_D14
SD_CAS
SD_RAS
SD_WE
SD_CS
EXT--A3
EXT--A2
EXT--A5
EXT--A4
SD_CLKEN
SD__CS
SD__RAS
SD__CAS
SD_D15
SD_A1
EXT--A1
SD__WE
EXT--D6
SPI_FLASH_MOSI
SPI_FLASH_MISO
SPI_FLASH_CLK
SD_D7
SD_D6
EXT--A13
SD_A13
EXT--A14
EXT--A10
SD_A14
SD_A10
SPI_FLASH_CS
SD_DQM1
HS4
SD_D9
SD_D8
SD_D10
EXT--D5
EXT--D3
EXT--D2
EXT--D7
SD__DQM0
DSP_XTI
SD__DQM1
SD_D5
SD_D3
SD_D2
+DSP_PLL_PWR
SD_CLKOUT
EXT--A14
EXT--A13
EXT--D0
EXT--A9
EXT--A8
EXT--A7
EXT--A6
SD_D11
EXT--D1
EXT--D4
EXT--A11
EXT--A9
EXT--A8
EXT--D0
SPI_FLASH_CS
EXT--A7
EXT--A6
EXT--A5
EXT--A4
SD__DQM0
SD_CLKIN
SD_A4
SD_A5
SD_A3
SD_A2
DIR_DA
I2S_SD0
I2S_SD2
I2S_SD1
SD_A6
SD_A5
SD_A4
SD_A3
SD_A2
SD_A1
SD_A0
SD_CS
SD_A14
SD_DQM1
SD_A13
SD_DQM0
SD_A11
SD_A10
SD_A9
SD_D0
SD_D1
SD_D2
SD_D3
SD_D4
SD_WE
SD_RAS
SD_CAS
SD_D5
SD_D6
SD_D7
SD_D8
SD_A8
SD_D9
SD_D10
CLK
SD_CLKEN
CKE
SD_D11
SD_D12
SD_D13
SD_A7
SD_D14
SD_D15
SD_CLKOUT
SPI_FLASH_MOSI
DSP_XTO
SPI_FLASH_MISO
SPI_FLASH_CLK
EXT--A10
CS3.3V
+3.3V
CS3.3V
CS3.3V
CS1.8V
CS3.3V
CS1.8V
CS3.3V
CSD+3.3V
CS3.3V
CSD+3.3V
CSD+3.3V
I2S_MCLK
I2S_LRCK
I2S_SCLK
I2S_SD0
I2S_SD1
I2S_SD2
SPD_LRCK
SPD_SCLK
DIR_DA
PCP
MISO_CS
MOSI_CS
SCLK_CS
CS_CS
SPI2
DSP_REST
MUXED_DA
MUXED_LRCLK
MUXED_SCLK
MUXED_DAI0
MUXED_DAI1
MUXED_DAI2
MUXED_DAI3
XTAL_DIR
TP71
TP71
R98
2.7K
R98
2.7K
TP86
TP86
C26
0.
1uF/
25V/
Y5V
C26
0.
1uF/
25V/
Y5V
Y2
24.576MHz/30PPM
Y2
24.576MHz/30PPM
C150
15pF/50V/NP0
C150
15pF/50V/NP0
R103
10K
R103
10K
R63
1M
R63
1M
TP81
TP81
C8
1
0.
1uF/
25V/
Y5V
C8
1
0.
1uF/
25V/
Y5V
R106
NC
R106
NC
TP87
TP87
C82
0.
1uF/
25V/
Y5V
C82
0.
1uF/
25V/
Y5V
U1
AS1117-1.8V
U1
AS1117-1.8V
VI
3
VO
2
GND
1
RN107
56*4
RN107
56*4
1
2
3
4
6
5
8
7
R54
2.2k
R54
2.2k
RN108
56*4
RN108
56*4
1
2
3
4
6
5
8
7
TP82
TP82
R100
10K
R100
10K
R144
2.7K
R144
2.7K
C27
NC/10pF/50V/NP0
C27
NC/10pF/50V/NP0
R96
10K
R96
10K
C24
0.
1uF/
25V/
Y5V
C24
0.
1uF/
25V/
Y5V
U726
SDRAM_64Mb(4M*16)_EM638165TBS
U726
SDRAM_64Mb(4M*16)_EM638165TBS
VCC
1
DQ0
2
DQ1
4
VSSQ
12
DQ2
5
DQ3
7
VCCQ
9
DQ4
8
DQ5
10
VSSQ
46
DQ6
11
DQ7
13
DQML
15
WE
16
CAS
17
RAS
18
CS
19
A11
35
A10/AP
22
A0
23
A1
24
A2
25
A3
26
VCC
14
VSS
41
A4
29
A5
30
A6
31
A7
32
A8
33
A9
34
NC
36
CKE
37
CLK
38
DQMH
39
NC
40
VCCQ
43
DQ8
42
DQ9
44
VSSQ
52
DQ10
45
DQ11
47
VCCQ
49
DQ12
48
DQ13
50
DQ14
51
DQ15
53
VSS
54
BA0/A13
20
BA1/A12
21
VCCQ
3
VSSQ
6
VCC
27
VSS
28
C32
0.
1uF/
25V/
Y5V
C32
0.
1uF/
25V/
Y5V
C86
0.
1uF/
25V/
Y5V
C86
0.
1uF/
25V/
Y5V
R146
0
R146
0
C89
0.
1uF/
25V/
Y5V
C89
0.
1uF/
25V/
Y5V
R715
10K
R715
10K
L718
3.3uH/30mA
L718
3.3uH/30mA
R107
NC
R107
NC
C7
9
0.
1uF/
25V/
Y5V
C7
9
0.
1uF/
25V/
Y5V
C251
0.1uF/50V/Y5V
C251
0.1uF/50V/Y5V
C59
0.
1uF/
25V/
Y5V
C59
0.
1uF/
25V/
Y5V
TP72
TP72
TP121
TP121
R55
33
R55
33
+
10uF/16V
CE4
+
10uF/16V
CE4
C31
0.
1uF/
25V/
Y5V
C31
0.
1uF/
25V/
Y5V
+
10uF/16V
CE1
+
10uF/16V
CE1
TP88
TP88
R94
1K
R94
1K
+
47uF/16V
CE67
+
47uF/16V
CE67
R79
56
R79
56
R57
0
R57
0
+
47uF/16V
CE68
+
47uF/16V
CE68
C47
0.
1uF/
25V/
Y5V
C47
0.
1uF/
25V/
Y5V
C8
8
0.
1uF/
25V/
Y5V
C8
8
0.
1uF/
25V/
Y5V
C25
0.
1uF/
25V/
Y5V
C25
0.
1uF/
25V/
Y5V
RN109
56*4
RN109
56*4
1
2
3
4
6
5
8
7
C83
0.
1uF/
25V/
Y5V
C83
0.
1uF/
25V/
Y5V
+
10uF/16V
CE25
+
10uF/16V
CE25
R56
2.2k
R56
2.2k
R61
10K
R61
10K
RN113
56*4
RN113
56*4
1
2
3
4
6
5
8
7
TP102
TP102
+
100uF/16V
CE23
+
100uF/16V
CE23
TP66
TP66
R713
10K
R713
10K
C91
0.
1uF/
25V/
Y5V
C91
0.
1uF/
25V/
Y5V
C23
0.
1uF/
25V/
Y5V
C23
0.
1uF/
25V/
Y5V
C80
0.
1uF/
25V/
Y5V
C80
0.
1uF/
25V/
Y5V
R150
75
R150
75
R62
5.1K
R62
5.1K
R80
56
R80
56
TP83
TP83
R99
10K
R99
10K
R112
10K
R112
10K
TP98
TP98
TP84
TP84
RN111
56*4
RN111
56*4
1
2
3
4
6
5
8
7
C78
0.
1uF/
25V/
Y5V
C78
0.
1uF/
25V/
Y5V
C215
33pF/50V/NP0
C215
33pF/50V/NP0
C77
0.
1uF/
25V/
Y5V
C77
0.
1uF/
25V/
Y5V
C30
0.
1uF/
25V/
Y5V
C30
0.
1uF/
25V/
Y5V
RN106
56*4
RN106
56*4
1
2
3
4
6
5
8
7
C252
0.1uF/50V/Y5V
C252
0.1uF/50V/Y5V
RN123 56*4
RN123 56*4
1
2
3
4
6
5
8
7
R149
0
R149
0
C87
0.1uF/25V/Y5V
C87
0.1uF/25V/Y5V
C76
0.1uF/50V/Y5V
C76
0.1uF/50V/Y5V
IC_128P_CS495314
IC_128P_CS495314
GPIO3/DDAC
10
DBDA
36
DBCK
37
DAO2_D3/XMTB
35
DAO2_DATA2
38
DAO2_D1/HS4
39
DAO_MCLK
40
TEST
41
VDD1
42
DAO2_D0/HS3
43
DAO2_SCLK
44
GNDD1
45
DAO2_LRLCK
46
DAO1_D3/XMTA
47
DAO1_D2/HS2
48
DAO1_D1/HS1
49
VDDIO1
50
DAO1_D0/HS0
51
DAO1_SCLK
52
GNDIO1
53
DAO1_LRCLK
54
EE_CS/UART_C
14
VDD2
55
UART_TXD
11
UART_RXD
13
GNDD2
56
SD_DQM0
57
SD_D7/EXT_D7
58
SD_D6/EXT_D6
59
SD_D5/EXT_D5
60
SD_D4/EXT_D4
61
VDDIO2
62
SD_D3/EXT_D3
63
SD_D2/EXT_D2
64
GNDIO2
67
SD_D1/EXT_D1
65
EXT_WE
66
SD_D0/EXT_D0
68
SD_D15/EXT_D15
69
SD_D14/EXT_D14
70
SD_D13/EXT_D13
71
SD_D12/EXT_D12
72
VDDIO3
73
SD_D11/EXT_D11
74
SD_D10/EXT_D10
75
GNDIO3
76
SD_D9/EXT_D9
77
SD_D8/EXT_D8
78
SD_DQM1
79
SD_CLKOUT
80
SD_CLKIN
81
SD_CLKEN
82
VDD3
83
SD_A12/EXT_A10
103
SD_A11/EXT_A12
84
GNDD3
86
SD_A9/EXT_A9
87
SD_A8/EXT_A8
88
VDDIO4
89
SD_A7/EXT_A7
90
SD_A6/EXT_A6
91
GNDIO4
92
SD_A5/EXT_A5
93
EXT_CS2
94
VDD4
95
SD_A4/EXT_A4
96
SD_A3/EXT_A3
97
GNDD4
98
SD_A2/EXT_A2
99
SD_A1/EXT_A1
101
SD_A0/EXT_A0
102
VDDIO5
100
SD_A10/EXT_A11
85
SD_BA0/EXT_A13
104
GNDIO5
105
SD_BA1/EXT_A14
106
SD_WE
107
SD_CAS
108
SD_RAS
109
SD_CS
110
EXT_A15
111
VDD5
112
EXT_A16
113
EXT_A17
114
GNDD5
115
EXT_A18
116
EXT_A19
117
EXT_OE
118
EXT_CS1
119
VDDIO6
120
RESET
121
GNDIO6
122
SCP1_MOSI
123
SCP1_CS
6
SCP1_MISO/SDA
124
VDD6
125
SCPI_CLK
126
GNDD6
127
SCP1_BSY
128
SCP2CK
1
SCP2_MISO/SDA
2
SCP2_MOSI
3
SCP2_IRQ
5
VDDIO7
8
GNDIO7
9
VDD7
12
GNDD7
15
XTAL_OUT
16
XTI
17
XTO
18
GNDA
19
PLL_REF_RES
20
VDDA(3.3V)
21
VDD8
22
DAI1_D3/DSD3
23
DAI1_D2/DSD2
24
GNDD8
25
DAI1_D1/DSD1
26
DAI1_D0/DSD0
27
VDDIO8
28
DAI1_SCK/DSDCK
29
DAI1_LRCK/DSD4
30
GNDIO8
31
DAI2LRCK/BREQ
32
DAI2_SCLK/BDISCK
33
DAI2_DATA/DSD5
34
SCP1_IRQ
4
SCP2_CS/GPIO6
7
R104
10K
R104
10K
R101
NC
R101
NC
C84
0.
1uF/
25V/
Y5V
C84
0.
1uF/
25V/
Y5V
C85
0.
1uF/
25V/
Y5V
C85
0.
1uF/
25V/
Y5V
R65
56
R65
56
C75
NC/
10pF/
50V/
NP0
C75
NC/
10pF/
50V/
NP0
U206
NC/FLASH_SPI_8Mbit_EON25F80
U206
NC/FLASH_SPI_8Mbit_EON25F80
CE#
1
SO
2
WP#
3
VSS
4
SI
5
SCK
6
HOLD#
7
VDD
8
R82
1K
R82
1K
R52
56
R52
56
R148
0
R148
0
C7
4
0.
1uF/
25V/
Y5V
C7
4
0.
1uF/
25V/
Y5V
TP37
TP37
TP120
TP120
C48
0.
1uF/
25V/
Y5V
C48
0.
1uF/
25V/
Y5V
R97
2.7K
R97
2.7K
R83
56
R83
56
C214
33pF/50V/NP0
C214
33pF/50V/NP0
RN112
56*4
RN112
56*4
1
2
3
4
6
5
8
7
R105
NC
R105
NC
R102
NC
R102
NC
R714
10K
R714
10K
R113
10K
R113
10K
R95
10K
R95
10K
RN114
56*4
RN114
56*4
1
2
3
4
6
5
8
7
TP97
TP97
TP89
TP89
Amplifier Board Circuit Diagram:DSP
7-23
7-23
harman/kardon
BDS 270 + 570 Service Manual
Page 88 of 90
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