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
90V-264V
32V/5A
NC
NC
NC
NC
+5VSTB
12-S
+32V
GND
+12V
+12V
GND
+5V
+5V
+5V
+32V
+32V
+32V
GND
+32V
GND
HV
+12V
-12V
-12V
GND
+12V
+12V
GND
+5V
+5V
GND
+5VSTB
+5VSTB
HV
HV
+12V
+32V
GND
GND
GND
VCC
GND
GND
GND
+5V
PCON
+5V
+5VSTB
+5VSTB
-12V
VC1
FB1
12-S
GND
PCON
HV
VCC
VC1
FB1
VCC
VCC
+5VSTB
+5VSTB
+5V
LOOP
LOOP
OP
LOOP
OP
+5V
P
P
P
P
P
P
P
P
R549
100K
R549
100K
R511
100K
R511
100K
U509
AS431
AS431
U509
AS431
AS431
3
1
2
D510
1N4148
D510
1N4148
C528
0.1uF/50V/X7R
C528
0.1uF/50V/X7R
R5762.4K/1%
R5762.4K/1%
C525
0.1uF/50V/X7R
C525
0.1uF/50V/X7R
R581
1M
R581
1M
D509
MBRF1045/10A/45V
D509
MBRF1045/10A/45V
D511
HER108/1A/1000V
D511
HER108/1A/1000V
R590
10K
R590
10K
R518
22
R518
22
R558
1K
R558
1K
+
820uF/50V
CE515
+
820uF/50V
CE515
C538
10pF/1KV
C538
10pF/1KV
PAS
PAS
TR501
NTC/3ohm/5A
NTC/3ohm/5A
TR501
NTC/3ohm/5A
NTC/3ohm/5A
R528
0
R528
0
PAS
PAS
R522
1M
R522
1M
PAS
PAS
R587
47K
R587
47K
R538
0
R538
0
R545
2.2K
R545
2.2K
C533
0.22uF/50V/X7R
C533
0.22uF/50V/X7R
+
47uF/35V
CE504
+
47uF/35V
CE504
R505D
150K
150K
R505D
150K
150K
R569
22K
R569
22K
R544
10K
R544
10K
R506A
62
R506A
62
L503
2.9uH
L503
2.9uH
R517
0
R517
0
R580
1M
R580
1M
R563
470
R563
470
U501
TNY179PN
U501
TNY179PN
S
8
EN/UV
1
S
5
S
6
Drain
4
S
7
NC
3
BP/M
2
C502
0.01uF/400V
C502
0.01uF/400V
C540
0.047uF
C540
0.047uF
+
1000uF/16V
CE506
+
1000uF/16V
CE506
R534
150
R534
150
R578
2.21k/1%
R578
2.21k/1%
R551
22
R551
22
R592
10
R592
10
C529
0.1uF/50V/X7R
C529
0.1uF/50V/X7R
R579
100
R579
100
C520
0.47uF/50V/Y5V
C520
0.47uF/50V/Y5V
CON501
5PIN/2.0mm
5PIN/2.0mm
CON501
5PIN/2.0mm
5PIN/2.0mm
1
1
2
2
3
3
4
4
5
5
D572
1N4148
D572
1N4148
R553
2.2K
R553
2.2K
R513
220
R513
220
C505
2200pF/1KV
C505
2200pF/1KV
R548
2.2K
R548
2.2K
D506
FR107/1A/1000V
D506
FR107/1A/1000V
U510
P_PMK50XP
P_PMK50XP
U510
P_PMK50XP
P_PMK50XP
S1
1
S3
2
S2
3
G1
4
D4
5
D3
6
D2
7
D1
8
R571
10m Ohm
R571
10m Ohm
R523
22K
R523
22K
+
1000uF/16V
CE511
+
1000uF/16V
CE511
PAS
PAS
CY501
220pF/250VAC
CY501
220pF/250VAC
PAS
PAS
R557
0
R557
0
R509
1M
R509
1M
ZD506
BZX79C33
ZD506
BZX79C33
D514
R20100/20A/100V
D514
R20100/20A/100V
1
2
3
Q502
PNP_MMBT8550CLT1
PNP_MMBT8550CLT1
Q502
PNP_MMBT8550CLT1
PNP_MMBT8550CLT1
R596
10K
R596
10K
R535
22K
R535
22K
PAS
PAS
+
47uF/35V
CE508
+
47uF/35V
CE508
R543
2.2K
R543
2.2K
R582
1M
R582
1M
R506B
62
R506B
62
C537
0.22uF/50V/X7R
C537
0.22uF/50V/X7R
C527
0.1uF/50V/X7R
C527
0.1uF/50V/X7R
D573
1N4148
1N4148
D573
1N4148
1N4148
R598
4.7K/1%
R598
4.7K/1%
C511
1000pF/50V/X7R
C511
1000pF/50V/X7R
ZD505
BZX79C11
ZD505
BZX79C11
R585
1M
1M
R585
1M
1M
U506
PS2561L1
U506
PS2561L1
1
2
4
3
R504
1M
R504
1M
C534
100pF/50V/NP0
C534
100pF/50V/NP0
R527
0
0
R527
0
0
R501
1M
R501
1M
R505A
150K
150K
R505A
150K
150K
C546
0.1uF/50V/X7R
C546
0.1uF/50V/X7R
R577
680
R577
680
F501
FUSE_6.3A/250V
F501
FUSE_6.3A/250V
C530
0.22uF/50V/X7R
C530
0.22uF/50V/X7R
R568
10K
R568
10K
CY504
470pF/250VAC
CY504
470pF/250VAC
C536
0.22uF/50V/X7R
C536
0.22uF/50V/X7R
PAS
PAS
R570
1.5K/1%
R570
1.5K/1%
ZD503
BZX79C18
ZD503
ZD503
BZX79C18
R532
2.2M
R532
2.2M
+
22uF/35V
CE513
+
22uF/35V
CE513
D508
FR107/1A/1000V
D508
FR107/1A/1000V
C535
1000pF/50V/X7R
C535
1000pF/50V/X7R
Q507
NPN_MMBT8050C
NPN_MMBT8050C
Q507
NPN_MMBT8050C
NPN_MMBT8050C
R519
47K
R519
47K
R505B
150K
150K
R505B
150K
150K
D505
FR107/1A/1000V
D505
FR107/1A/1000V
D507
SR3100/3A/100V
D507
SR3100/3A/100V
U507
AS431
U507
AS431
3
1
2
C543
0.1uF/50V/X7R
C543
0.1uF/50V/X7R
ZD510
MM3Z5V1/5.1V
ZD510
MM3Z5V1/5.1V
D501
1N5407/3A/800V
D501
1N5407/3A/800V
T502
ER39
ER39
T502
ER39
ER39
12
12
9
9
2
2
4
4
15
15
16
16
13
13
10
10
11
11
14
14
R547
200
R547
200
Q513
N_SMK1350F
Q513
N_SMK1350F
G
D
S
R506C
62
R506C
62
R521
1M
R521
1M
+
22uF/35V
CE512
+
22uF/35V
CE512
CX502
0.22uF/250VAC
CX502
0.22uF/250VAC
R533
22
R533
22
C523
2200pF/50V/X7R
C523
2200pF/50V/X7R
T501
1.1mH
T501
1.1mH
11
5
4
6
12
9
1
2
8
10
10
R505
0
R505
0
Q515
NPN_3DG3904M
Q515
NPN_3DG3904M
R575
75K/1%
R575
75K/1%
R515
0.15/2W
R515
0.15/2W
R529
0
R529
0
R567
10K
R567
10K
+
22uF/35V
CE503
+
22uF/35V
CE503
PAS
PAS
PAS
PAS
PAS
PAS
+
-
V+
V-
U571B
LM3580
<Package>
+
-
V+
V-
U571B
LM3580
<Package>
5
6
7
8
4
R573
470K
R573
470K
R539
100K
R539
100K
Q512
NPN_3DG3904M
Q512
NPN_3DG3904M
Q511
NPN_3DG3904M
Q511
NPN_3DG3904M
C532
1000pF/50V/X7R
C532
1000pF/50V/X7R
C501
1uF/450V
C501
1uF/450V
+
1500uF/16V
CE509
+
1500uF/16V
CE509
C507
100pF/50V/NP0
C507
100pF/50V/NP0
D504
FR107/1A/1000V
D504
FR107/1A/1000V
L501
L501
3
9
4
10
R503
1M
R503
1M
+
22uF/16V
CE537
+
22uF/16V
CE537
R554
10K
R554
10K
R508
1M
R508
1M
R531
1M
R531
1M
R510
1M
R510
1M
CON503
8PIN/2.5mm/200mm
CON503
8PIN/2.5mm/200mm
1
1
2
2
3
3
4
4
5
5
6
6
7
7
8
8
C572
0.1uF/50V/X7R
C572
0.1uF/50V/X7R
-
+
BD501
KBU610
-
+
BD501
KBU610
2
1
3
4
R524
0
R524
0
+
-
V+
V-
U571A
LM3580
<Package>
+
-
V+
V-
U571A
LM3580
<Package>
3
2
1
8
4
C506
0.01uF/50V/X7R
C506
0.01uF/50V/X7R
R550
22
R550
22
CN501
2PIN/7.92mm
CN501
2PIN/7.92mm
1
1
2
2
PAS
PAS
R594
1K
R594
1K
Q501
N_SMK2050CI
Q501
N_SMK2050CI
G
D
S
CX501
0.33uF/275VAC
CX501
0.33uF/275VAC
U508
PS2561L1
U508
PS2561L1
1
2
4
3
PAS
PAS
R566
22K
R566
22K
Q509
NPN_3DG3904M
Q509
NPN_3DG3904M
C544
0.1uF/50V/X7R
C544
0.1uF/50V/X7R
R584
10
10
R584
10
10
Q508
PNP_3CG3906M
Q508
PNP_3CG3906M
+
100uF/450V
CE502
+
100uF/450V
CE502
+
10uF/16V
CE505
+
10uF/16V
CE505
C571
0.1uF/50V/X7R
C571
0.1uF/50V/X7R
PAS
PAS
R564
2.2K
R564
2.2K
R588
22
22
R588
22
22
D503
BAS316/100V/0.5A
D503
BAS316/100V/0.5A
CY503
470pF/250VAC
CY503
470pF/250VAC
R505C
150K
150K
R505C
150K
150K
R572
2K
R572
2K
C524
2200pF/50V/X7R
C524
2200pF/50V/X7R
D516
MBRX140/40V/1A
D516
MBRX140/40V/1A
+
1500uF/16V
CE510
+
1500uF/16V
CE510
ZD511
MM3Z18/18V
ZD511
MM3Z18/18V
Q503
PNP_MMBT8550CLT1
PNP_MMBT8550CLT1
Q503
PNP_MMBT8550CLT1
PNP_MMBT8550CLT1
R583
18K
R583
18K
C510
0.1uF/50V/X7R
C510
0.1uF/50V/X7R
R597
56K/1%
R597
56K/1%
R559
2.21k/1%
R559
2.21k/1%
R555
12.1K/1%
R555
12.1K/1%
R530
1M
R530
1M
C539
220pF/1KV
C539
220pF/1KV
R574
10
R574
10
Q504
NPN_MMBT8050C
Q504
NPN_MMBT8050C
C512
0.1uF/50V/X7R
C512
0.1uF/50V/X7R
R536
22
R536
22
R552
470
R552
470
CY506 220pF/250VAC
CY506 220pF/250VAC
R506D
62
R506D
62
ZD508
BZX79C18
ZD508
BZX79C18
U504
L79L12ACZ
L79L12ACZ
U504
L79L12ACZ
L79L12ACZ
VIN
2
GND
1
VOUT
3
D513
BAS316/100V/0.5A
D513
BAS316/100V/0.5A
CY505
1000pF/250VAC
1000pF/250VAC
CY505
1000pF/250VAC
1000pF/250VAC
R540
22
R540
22
PAS
PAS
R520
1M
R520
1M
R541
10K
R541
10K
R606
100K
R606
100K
+
4.7uF/16V
CE514
+
4.7uF/16V
CE514
CON502
8PIN/2.5mm/200mm
CON502
8PIN/2.5mm/200mm
1
1
2
2
3
3
4
4
5
5
6
6
7
7
8
8
LF502
6.6MH
LF502
6.6MH
2
3
1
4
+
470uF/16V
CE507
+
470uF/16V
CE507
+
100uF/450V
CE501
+
100uF/450V
CE501
C573
0.1uF/50V/X7R
C573
0.1uF/50V/X7R
R565
1K
R565
1K
R591
22
R591
22
U505
PS2561L1
U505
PS2561L1
1
2
4
3
Q514
N_SMK1350F
Q514
N_SMK1350F
G
D
S
R595
2.2K
R595
2.2K
+
820uF/50V
CE517
+
820uF/50V
CE517
R502
1M
R502
1M
C531
0.1uF/50V/X7R
C531
0.1uF/50V/X7R
C541
100pF/1KV
C541
100pF/1KV
ZD504
BZX79C12
ZD504
BZX79C12
+
820uF/50V
CE516
+
820uF/50V
CE516
FB501
FB90@100MHz
FB501
FB90@100MHz
C542
0.1uF/50V/X7R
C542
0.1uF/50V/X7R
R512
33K
R512
33K
D515
R20100/20A/100V
D515
R20100/20A/100V
1
2
3
R589
10
R589
10
U502
SSC2001S
SSC2001S
U502
SSC2001S
SSC2001S
GND
1
Icomp
2
IS
3
Vins
4
Vcomp
5
VFB
6
Vcc
7
Gate
8
R556
11.3K/1%
R556
11.3K/1%
R586
680
R586
680
L502
3.3uH/3A
3.3uH/3A
L502
3.3uH/3A
3.3uH/3A
TR502
NTC/10Kohm
NTC/10Kohm
TR502
NTC/10Kohm
NTC/10Kohm
R546
150
R546
150
Q505
P_AP6679GI
Q505
P_AP6679GI
G
1
D
2
S
3
RV501
VDR/560V
RV501
VDR/560V
C521
1000pF/1KV
C521
1000pF/1KV
R516
10K
R516
10K
R537
1K
R537
1K
R542
10K
R542
10K
R593
10K
R593
10K
CON504
6PIN/2.5mm/80mm
6PIN/2.5mm/80mm
CON504
6PIN/2.5mm/80mm
6PIN/2.5mm/80mm
1
1
2
2
3
3
4
4
5
5
6
6
+
10uF/16V
CE518
+
10uF/16V
CE518
RV502
200V/500A
RV502
200V/500A
C545
0.1uF/50V/X7R
C545
0.1uF/50V/X7R
R514
0.15/2W
R514
0.15/2W
C509
1uF/25V/Y5V
C509
1uF/25V/Y5V
R599
4.7K/1%
R599
4.7K/1%
C526
0.1uF/50V/X7R
C526
0.1uF/50V/X7R
ZD507
BZX79C33
ZD507
BZX79C33
U503
SSC9512S
U503
SSC9512S
Vsen
1
VCC
2
FB
3
GND
4
OC
6
SS
5
RC
7
Reg
8
NC
17
COM
10
VGL
11
NC
12
NC
13
VB
14
VS
15
VGH
16
RV
9
NC
18
D512
BAS316/100V/0.5A
D512
BAS316/100V/0.5A
Q510
NPN_3DG3904M
Q510
NPN_3DG3904M
R562
470
470
R562
470
470
D502
BYC10X-600/10A/600V
D502
BYC10X-600/10A/600V
CY502
220pF/250VAC
CY502
220pF/250VAC
ZD502
BZX79C18
ZD502
BZX79C18
R560
2.21k/1%
R560
2.21k/1%
C508
0.22uF/50V/X7R
C508
0.22uF/50V/X7R
LF501
6.6MH
LF501
6.6MH
2
3
1
4
Power Supply Board Circuit Diagram:
7-5
7-5
harman/kardon
BDS 270 + 570 Service Manual
Page 70 of 90
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