Harman Kardon BDS 280 (serv.man6) Service Manual ▷ View online
A
A
B
B
C
C
D
D
1
1
2
2
3
3
4
4
TO MA BOARD
KLED_1
S1
SDA2
5700_INT
KLED_0
SCL2
KLED_1
KLED_0
5700_INT
SCL2
SDA2
STB_3.3V
STB_3.3V
STB_3.3V
STB_3.3V
C601
0.1uF/16V/Y5V
C601
0.1uF/16V/Y5V
R621
NC/100
R621
NC/100
R617
0
R617
0
R600
100
100
R600
100
100
C
604
100pF/
50V/
N
P0
C
604
100pF/
50V/
N
P0
C635
1000pF/50V/X7R
C635
1000pF/50V/X7R
R622
NC/100
NC/100
R622
NC/100
NC/100
C
603
0.
1uF/
25V/
Y5V
C
603
0.
1uF/
25V/
Y5V
U601
WT5700
U601
WT5700
SI[1]
3
SI[3]
4
SI[8]
5
SI[10]
6
SI[11]
7
VSS
8
OUT11
9
OUT10
10
OUT8
11
SDA
12
SCL
13
OUT3
14
VDD
1
SI[0]
2
OUT0
16
OUT1
15
C602
4.7uF/10V/Y5V
C602
4.7uF/10V/Y5V
C
605
100pF/
50V/
N
P0
C
605
100pF/
50V/
N
P0
Q601
PNP_3CG3906M
PNP_3CG3906M
Q601
PNP_3CG3906M
PNP_3CG3906M
PAD601
PAD601
D601
LVSL10180Z020/18V/2pF
D601
LVSL10180Z020/18V/2pF
2
1
C
606
100pF/
50V/
N
P0
C
606
100pF/
50V/
N
P0
C636
1000pF/50V/X7R
C636
1000pF/50V/X7R
C630
NC/0.1uF/16V/Y5V
C630
NC/0.1uF/16V/Y5V
C637
1000pF/50V/X7R
C637
1000pF/50V/X7R
R601
100
R601
100
R607
3.3K
R607
3.3K
XP601
5PIN/1.0mm
XP601
5PIN/1.0mm
1
1
2
2
3
3
4
4
5
5
R604
NC/3.3K
R604
NC/3.3K
D602
LED-WHITE
D602
LED-WHITE
D603
LED-WHITE
D603
LED-WHITE
R603
NC/3.3K
R603
NC/3.3K
C631
47pF/50V/NP0
C631
47pF/50V/NP0
R608
3.3K
R608
3.3K
R605
100
R605
100
R602
100
100
R602
100
100
Q602
PNP_3CG3906M
Q602
PNP_3CG3906M
R616
0
R616
0
C634
47pF/50V/NP0
C634
47pF/50V/NP0
7-8
7-8
VFD Control & Switch Board Circuit Diagram:
Harman Kardon
BDS 280 + 580 Service Manual
Page 45 of 87
Linewidth 3mm
FR+
FR-
FL+
FL-
C708
1000pF/50V/X7R
C708
1000pF/50V/X7R
TP155
TP155
TP159
TP159
C709
1000pF/50V/X7R
C709
1000pF/50V/X7R
TP156
TP156
C710
1000pF/50V/X7R
C710
1000pF/50V/X7R
TP157
TP157
TP158
TP158
C707
1000pF/50V/X7R
C707
1000pF/50V/X7R
XP712
3.96 PIN
XP712
3.96 PIN
1
1
2
2
3
3
4
4
P751
L/R SPK JACK
P751
L/R SPK JACK
4
4
3
3
2
2
1
1
5
5
7-9
7-9
AV Board Circuit Diagram:
Harman Kardon
BDS 280 + 580 Service Manual
Page 46 of 87
A
A
B
B
C
C
D
D
E
E
1
1
2
2
3
3
4
4
NC
NC
90V-264V
32V/5A
NC
NC
NC
NC
ݐᆍℸ
Ѡᵕㅵ
Ѡᵕㅵ
HV
LOOP
OP
OP
HV
+32V
+32V
+32V
GND
FB1
HV
+12V
+32V
GND
GND
VC1
VCC
+5V
+5V
OPP
LOOP
+32V
+5V
OPP
VC1
OTP
FB1
PCON
GND
PCON
+5V
+5V
GND
GND
+12V
GND
PFC_VCC
PFC_VCC
VCC
VCC
PCON
12-S
GND
OTP
+12V
+32V
12-S
HV
C548 471pF/50V/X7R
C548 471pF/50V/X7R
R601
12K
R601
12K
C510
1uF/50V/X7R
C510
1uF/50V/X7R
R561
0
R561
0
C541
100pF/1KV
C541
100pF/1KV
+
4.7uF/50V
CE503
+
4.7uF/50V
CE503
D520
FR107/1A/1000V
D520
FR107/1A/1000V
R539
100
R539
100
R585
1M
R585
1M
FB501
FB90@100MHz
FB501
FB90@100MHz
R608
2K
R608
2K
R520
1M
R520
1M
R590
10K
R590
10K
FB504
FB80@100MHz
FB504
FB80@100MHz
Q509
NPN_3DG3904M
Q509
NPN_3DG3904M
C516 2200pF/50V/X7R
C516 2200pF/50V/X7R
C515
0.1uF/50V/X7R
C515
0.1uF/50V/X7R
Q508
PNP_3CG3906M
Q508
PNP_3CG3906M
R532
2.2M
R532
2.2M
R511
100K/1%
R511
100K/1%
+
4.7uF/16V
CE514
+
4.7uF/16V
CE514
R556
11.3K/1%
R556
11.3K/1%
D523
MBRX120/20V/1A
D523
MBRX120/20V/1A
Q515
NPN_MMBT8050CLT1
Q515
NPN_MMBT8050CLT1
R587
47K
R587
47K
Q504
NPN_MMBT8050C
Q504
NPN_MMBT8050C
R586
680
R586
680
R595
2.2K
R595
2.2K
Q511
NPN_MMBT8050CLT1
Q511
NPN_MMBT8050CLT1
R507
10
R507
10
R578
2.21k/1%
R578
2.21k/1%
U505
PS2561L1
U505
PS2561L1
1
2
4
3
R526
10K
R526
10K
+
820uF/50V
CE517
+
820uF/50V
CE517
D511 SF1A600H
D511 SF1A600H
C503
0.01uF/400V
C503
0.01uF/400V
R521
1M
R521
1M
C512
0.1uF/50V/X7R
C512
0.1uF/50V/X7R
-
+
BD501
KBU610
-
+
BD501
KBU610
2
1
3
4
+
22uF/35V
CE513
+
22uF/35V
CE513
D521
1N4148
D521
1N4148
RV501
VDR/560V
RV501
VDR/560V
ZD504
BZX79C18
ZD504
BZX79C18
F501
FUSE_6.3A/250V
F501
FUSE_6.3A/250V
R558
10
R558
10
Q514
N_SMK1350F
Q514
N_SMK1350F
G
D
S
T501
0.82mH
T501
0.82mH
11
5
4
6
12
9
1
2
8
10
10
D518
SR3100/3A/100V
D518
SR3100/3A/100V
CON503
9PIN/2.5mm/80mm
CON503
9PIN/2.5mm/80mm
1
1
2
2
3
3
4
4
5
5
6
6
7
7
8
8
9
9
+
100uF/450V
CE501
+
100uF/450V
CE501
D502
BYC10X-600/10A/600V
D502
BYC10X-600/10A/600V
R584
10
R584
10
PAS
PAS
R589
10
R589
10
R515
0.15/2W
R515
0.15/2W
C528
0.1uF/50V/X7R
C528
0.1uF/50V/X7R
R588
10
R588
10
C509
0.1uF/25V/Y5V
C509
0.1uF/25V/Y5V
C545 471pF/50V/X7R
C545 471pF/50V/X7R
R523
22K
R523
22K
LF501
15.0mH
LF501
15.0mH
1
3
4
2
R575
75K/1%
R575
75K/1%
ZD502
BZX79C33
ZD502
BZX79C33
R541
10K
R541
10K
+
470uF/16V
CE507
+
470uF/16V
CE507
R502
1M
R502
1M
R531
1M
R531
1M
R607
10K
R607
10K
R604
10K
R604
10K
C525
0.1uF/50V/X7R
C525
0.1uF/50V/X7R
+
820uF/50V
CE516
+
820uF/50V
CE516
R535
0
R535
0
R563
4.7K
R563
4.7K
D512
BAS316/100V/0.5A
D512
BAS316/100V/0.5A
CY502
470pF/250VAC
CY502
470pF/250VAC
R546
200
R546
200
R551
22
R551
22
C507
100pF/50V/NP0
C507
100pF/50V/NP0
D501
1N5407/3A/800V
D501
1N5407/3A/800V
R517
10
R517
10
+
100uF/450V
CE502
+
100uF/450V
CE502
FB503
FB80@100MHz
FB503
FB80@100MHz
CY503
470pF/250VAC
CY503
470pF/250VAC
R522
1M
R522
1M
+
-
V+
V-
U512A
LM3580
<Package>
+
-
V+
V-
U512A
LM3580
<Package>
3
2
1
8
4
R570
1.5K/1%
R570
1.5K/1%
R562
10K
R562
10K
FB502
FB80@100MHz
FB502
FB80@100MHz
TR501
NTC/3ohm/5A
TR501
NTC/3ohm/5A
ZD510
MM3Z5V1/5.1V
ZD510
MM3Z5V1/5.1V
PAS
PAS
C502
0.01uF/400V
C502
0.01uF/400V
+
1500uF/16V
CE509
+
1500uF/16V
CE509
R557
0
R557
0
R579
100ȍ
R579
100ȍ
R518
33
R518
33
R581
1M
R581
1M
CON504
6PIN/2.5mm/80mm
CON504
6PIN/2.5mm/80mm
1
1
2
2
3
3
4
4
5
5
6
6
Q503
NPN_3DG3904M
Q503
NPN_3DG3904M
Q512
PNP_3CG3906M
Q512
PNP_3CG3906M
+
-
V+
V-
U512B
LM3580
<Package>
+
-
V+
V-
U512B
LM3580
<Package>
5
6
7
8
4
+
1000UF/25V
CE519
+
1000UF/25V
CE519
CON502
2PIN_2.5
CON502
2PIN_2.5
1
1
2
2
C546
0.1uF/50V/X7R
C546
0.1uF/50V/X7R
R542
10K
R542
10K
R501
1M
R501
1M
R514
0.15/2W
R514
0.15/2W
C534
100pF/50V/NP0
C534
100pF/50V/NP0
D515
SDB20100PI
D515
SDB20100PI
1
2
3
R553
2.2K
R553
2.2K
D509
MBRF1045/10A/45V
D509
MBRF1045/10A/45V
R536
22
R536
22
Q510
NPN_3DG3904M
Q510
NPN_3DG3904M
R566
1k
R566
1k
R568
0
R568
0
R534
22
R534
22
T502
ER39
T502
ER39
12
12
9
9
2
2
4
4
15
15
16
16
13
13
10
10
11
11
14
14
R512
33K
R512
33K
R538
6.8
R538
6.8
+
47uF/50V
CE521
+
47uF/50V
CE521
PAS
PAS
C527
0.1uF/50V/X7R
C527
0.1uF/50V/X7R
R580
1M
R580
1M
C537
0.22uF/50V/X7R
C537
0.22uF/50V/X7R
R573
2.7K
R573
2.7K
D522
1N4148
D522
1N4148
R540
75
R540
75
R509
1M
R509
1M
R565
220
R565
220
C540
0.047uF
C540
0.047uF
C562
1uF//50V/X7R
C562
1uF//50V/X7R
ZD511
MM3Z18/18V
ZD511
MM3Z18/18V
C511
1000pF/50V/X7R
C511
1000pF/50V/X7R
CN501
2PIN/7.92mm
CN501
2PIN/7.92mm
1
1
2
2
C544
0.1uF/50V/X7R
C544
0.1uF/50V/X7R
ZD509
P6KE200A
ZD509
P6KE200A
R533
22
R533
22
C535
1000pF/50V/X7R
C535
1000pF/50V/X7R
C533
0.22uF/50V/X7R
C533
0.22uF/50V/X7R
R564
680
R564
680
+
22uF/16V
CE522
+
22uF/16V
CE522
CY501
470pF/250VAC
CY501
470pF/250VAC
D514
SDB20100PI
D514
SDB20100PI
1
2
3
C520
0.47uF/63V
C520
0.47uF/63V
R548
2M/5%
R548
2M/5%
R545
2.2K
R545
2.2K
R530
1M
R530
1M
D507
SR3100/3A/100V
D507
SR3100/3A/100V
R605
0
R605
0
C543
0.1uF/50V/X7R
C543
0.1uF/50V/X7R
R599
4.99K/1%
R599
4.99K/1%
+
1000UF/25V
CE506
+
1000UF/25V
CE506
U507
AS431
U507
AS431
3
1
2
C526
0.1uF/50V/X7R
C526
0.1uF/50V/X7R
D517
BAS316/100V/0.5A
D517
BAS316/100V/0.5A
R598
3.01K/1%
R598
3.01K/1%
CY504
470pF/250VAC
CY504
470pF/250VAC
D519
FR107/1A/1000V
D519
FR107/1A/1000V
+
47uF/35V
CE520
+
47uF/35V
CE520
ZD531
BZX79C9V1
ZD531
BZX79C9V1
R593
10K
R593
10K
U508
PS2561L1
U508
PS2561L1
1
2
4
3
R603
4.7K
R603
4.7K
C505
0.0022uF(222)400V
C505
0.0022uF(222)400V
+
820uF/50V
CE515
+
820uF/50V
CE515
CX502
0.33uF/275VAC OF CB AND 250V OF UL
CX502
0.33uF/275VAC OF CB AND 250V OF UL
Q505
P_AP6679GI
Q505
P_AP6679GI
G
1
D
2
S
3
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
R583
18K/1%
R583
18K/1%
Q506
N_SMK1350F
Q506
N_SMK1350F
G
D
S
Q516
PNP_MMBT8550CLT1
Q516
PNP_MMBT8550CLT1
PAS
PAS
ZD507
BZX79C36
ZD507
BZX79C36
D524
MBRX140/40V/1A
D524
MBRX140/40V/1A
C549
100pF/1KV
C549
100pF/1KV
C514
0.1uF/50V/X7R
C514
0.1uF/50V/X7R
TR502
NTC/10Kohm
TR502
NTC/10Kohm
PAS
PAS
L503
2.9uH
L503
2.9uH
R528
100K
R528
100K
C524
2200pF/50V/X7R
C524
2200pF/50V/X7R
PAS
PAS
R537
1K
R537
1K
R559
2.21k/1%
R559
2.21k/1%
R543
2.2K
R543
2.2K
R596
10K
R596
10K
C521
1000pF/1KV
C521
1000pF/1KV
R504
1M
R504
1M
PAS
PAS
R569
0
R569
0
C532
1000pF/50V/X7R
C532
1000pF/50V/X7R
R508
1M
R508
1M
R519
47K
R519
47K
R513
220
R513
220
ZD505
BZX79C11
ZD505
BZX79C11
R550
10
R550
10
R554
51.3K
R554
51.3K
R525
33
R525
33
CX501
0.22uF/275VAC OF CB AND 250V OF UL
CX501
0.22uF/275VAC OF CB AND 250V OF UL
PAS
PAS
U506
PS2561L1
U506
PS2561L1
1
2
4
3
R503
1M
R503
1M
U502
SSC2001S
U502
SSC2001S
GND
1
Icomp
2
IS
3
Vins
4
Vcomp
5
VFB
6
Vcc
7
Gate
8
D504
FR207/2A/1000V
D504
FR207/2A/1000V
C513
0.1uF/50V/X7R
C513
0.1uF/50V/X7R
PAS
PAS
R549
2M/5%
R549
2M/5%
R524
75
R524
75
R594
2K
R594
2K
R510
1M
R510
1M
+
1000uF/16V
CE511
+
1000uF/16V
CE511
R606
10K
R606
10K
D513
BAS316/100V/0.5A
D513
BAS316/100V/0.5A
R577
680
R577
680
C508
0.22uF/50V/X7R
C508
0.22uF/50V/X7R
R572
2K
R572
2K
C542 0.1uF/50V/X7R
C542 0.1uF/50V/X7R
PAS
PAS
L501
L501
3
9
4
10
C531
0.1uF/50V/X7R
C531
0.1uF/50V/X7R
R600
1K
1K
R600
1K
1K
C550
0.1uF/50V/X7R
C550
0.1uF/50V/X7R
PAS
PAS
R527
1M
R527
1M
U509
AS431
U509
AS431
3
1
2
C506
0.01uF/50V/X7R
C506
0.01uF/50V/X7R
R516
0.15/2W
R516
0.15/2W
R547
150
R547
150
C538
10pF/1KV
C538
10pF/1KV
Q513
N_SMK1350F
Q513
N_SMK1350F
G
D
S
CY506
100pF/250VAC
CY506
100pF/250VAC
C536
0.22uF/50V/X7R
C536
0.22uF/50V/X7R
R506
12K
R506
12K
C523 2200pF/50V/X7R
C523 2200pF/50V/X7R
Q507
N_SMK1350F
Q507
N_SMK1350F
G
D
S
R505
0
R505
0
C
S
D
V
F
CONTROL
X
U501
TOP267EN
C
S
D
V
F
CONTROL
X
U501
TOP267EN
R552
470
R552
470
C547
0.1uF/50V/X7R
C547
0.1uF/50V/X7R
R602
22K
R602
22K
+
1500uF/16V
CE510
+
1500uF/16V
CE510
ZD503
BZX79C18
ZD503
BZX79C18
R597
22.1K/1%
R597
22.1K/1%
R555
12.1K/1%
R555
12.1K/1%
PAS
PAS
R529
10K
R529
10K
C539 220pF/1KV
C539 220pF/1KV
D503
BAS316/100V/0.5A
D503
BAS316/100V/0.5A
L502
3.3uH/3A
L502
3.3uH/3A
C530
0.22uF/50V/X7R
C530
0.22uF/50V/X7R
PAS
PAS
R560
2.21k/1%
R560
2.21k/1%
C501
1UF
C501
1UF
R567
0
R567
0
LF502
15.0mH
LF502
15.0mH
1
3
4
2
R571
10m Ohm
R571
10m Ohm
R582
1M
R582
1M
C551
0.1uF/50V/X7R
C551
0.1uF/50V/X7R
R592
10
R592
10
R576
2.4K/1%
R576
2.4K/1%
R544
1K
R544
1K
7-10
7-10
Power Board Circuit Diagram:
Harman Kardon
BDS 280 + 580 Service Manual
Page 47 of 87
A
A
B
B
C
C
D
D
E
E
1
1
2
2
3
3
4
4
Close to DC-DC
Ϟ0ȍ⬉䰏
MT8580 1.5V
POWER
MT8580 1.2V
POWER
System 3.3V
POWER
MAX 2A
DSP
1V
RESET
CIRCUIT
Close to DC-DC
Standby
3.3V
CONTROL
VCC_D&+12_D
Close to DC-DC
DSP
3.3V
Close to DC-DC
Repeater
1.2V
Repeater
3.3V
Repeater
5V
Sleep and Standby
Mode Power OFF
Mode Power OFF
USB &
MHL
5V
MHL
5V
Vb=4.48V*2.7k/(14.7k//12K+6.8k+2.7k)=0.62V
Vb
MPEG_PCON For Upgrade
0.8*(47+15)/15=3.3v
FB=0.923V
EN
EN
EN
EN
SLEEP_PCON
VCC_D_EN
RESET_
PCON_EN
SLEEP_PCON
MCU_PCON
MCU_PCON
PCON_EN
SLEEP_PCON
SLEEP_PCON
Stanby_HML_Power
Stanby_HML_Power
-5V_PWM
-5V_PWM
VCC
A1.2V
1.2V
VCC
1.5V
USB_5V
+12V
VCC
A3.3V
VCC
3.3V
3.3V_STBY
3.3V
VCC_D
1.2V
VCC
VCC
VCC
DSP1V
3.3V
VCC
Repeater1.2V
VCC_D
Repeater3.3V
Repeater5V
3.3V
3.3V_D
3.3V
DSP3.3V
3.3V_D
USB_MHL_5V
VCC
VCC
3.3V_STBY
VCC_D
VCC
+12V
VCC_D
3.3V
VCC
3.3V_STBY_MCU
VCC_D
USB_MHL_5V
+12V_D
+12V
VCC
VSS_D
MPEG_PCON
8
RESET_
8
MCU_PCON
15,5
SLEEP_PCON
10,15,5
MCU_PCON
15,5
PCON_EN
13
SLEEP_PCON
10,15,5
MPEG_PCON1
8
C902
100pF/
50V/
N
P0
C902
100pF/
50V/
N
P0
C459 10uF/10V/Y5V
C459 10uF/10V/Y5V
C75
0.
1uF/
16V/
Y5V
C75
0.
1uF/
16V/
Y5V
C11
0.
1uF/
25V/
Y5V
C11
0.
1uF/
25V/
Y5V
R987
33
R987
33
C403 0.1uF/25V/Y5V
C403 0.1uF/25V/Y5V
U22
AP4953GM
U22
AP4953GM
S1
1
G1
2
S2
3
G2
4
D2
5
D2
6
D1
7
D1
8
C400
0.1uF/16V/Y5V
C400
0.1uF/16V/Y5V
R184
2.7K/1%
R184
2.7K/1%
U13
EUP3482A
U13
EUP3482A
BS
1
IN
2
SW
3
FB
5
COMP
6
GND
4
SS
8
EN
7
C90
0.
01uF/
50V/
Y5V
C90
0.
01uF/
50V/
Y5V
FB21
0
FB21
0
C69
22uF/
6.
3V/
Y5V
C69
22uF/
6.
3V/
Y5V
+
100uF/
16V
CE11
+
100uF/
16V
CE11
R28
15K/1%
R28
15K/1%
Q10
N
P
N
_3D
G
3904M
Q10
N
P
N
_3D
G
3904M
R40
5.6K/1%
R40
5.6K/1%
R295
4.7K
R295
4.7K
R303
10K
R303
10K
R58
0
R58
0
C7
0
10uF/
10V/
Y5V
C7
0
10uF/
10V/
Y5V
C
351
0.
1uF/
16V/
Y5V
C
351
0.
1uF/
16V/
Y5V
C407
4.7uF/10V/Y5V
C407
4.7uF/10V/Y5V
C337
0.1uF/16V/Y5V
C337
0.1uF/16V/Y5V
R527 1.8K
R527 1.8K
C83
10uF/10V/Y5V
C83
10uF/10V/Y5V
Q16
NPN_3DG3904M
Q16
NPN_3DG3904M
C326 0.1uF/16V/Y5V
C326 0.1uF/16V/Y5V
FB6
10/2A
FB6
10/2A
L9
2.2uH
L9
2.2uH
C82
2.
2uF/
10V/
Y5V
C82
2.
2uF/
10V/
Y5V
D717
SS24/40V/2A
D717
SS24/40V/2A
R299 100K
R299 100K
R85
49.9K/1%
R85
49.9K/1%
R875
1K
R875
1K
Q3
N
P
N
_3D
G
3904M
Q3
N
P
N
_3D
G
3904M
R56
4.7K/1%
R56
4.7K/1%
C
344
0.
47uF/
25V/
Y5V
C
344
0.
47uF/
25V/
Y5V
R95
1M
R95
1M
R296
NC/4.7K
R296
NC/4.7K
L12
2.2uH
L12
2.2uH
R99
2.2K
R99
2.2K
U15
AT1526
U15
AT1526
VCC
1
REF
2
GND
3
FB
4
EN
5
PGND
6
LX
7
VIN
8
TP
9
C354
0.1uF/16V/Y5V
C354
0.1uF/16V/Y5V
R289
20K
20K
R289
20K
20K
C17
0.1uF/16V/Y5V
0.1uF/16V/Y5V
C17
0.1uF/16V/Y5V
0.1uF/16V/Y5V
C73
22uF/
6.
3V/
Y5V
C73
22uF/
6.
3V/
Y5V
Q210
NPN_3DG3904M
Q210
NPN_3DG3904M
C86
3300pF/50V/X7R
C86
3300pF/50V/X7R
R180
4.7K
R180
4.7K
FB22
0
FB22
0
C330
0.1uF/16V/Y5V
C330
0.1uF/16V/Y5V
L13
2.2uH
L13
2.2uH
C
353
0.
1uF/
16V/
Y5V
C
353
0.
1uF/
16V/
Y5V
R200
12K
R200
12K
C16 0.1uF/16V/Y5V
C16 0.1uF/16V/Y5V
U3
TJ4203GSF5-ADJ
U3
TJ4203GSF5-ADJ
VIN
1
ADJ/SENSE
4
EN
3
VOUT
5
2
GND
R338 0
R338 0
R41
2K/1%
R41
2K/1%
R75
2K/1%
R75
2K/1%
C327
0.1uF/16V/Y5V
C327
0.1uF/16V/Y5V
R854
1K
R854
1K
C23
10uF/
10V/
Y5V
C23
10uF/
10V/
Y5V
C
358
0.
1uF/
16V/
Y5V
C
358
0.
1uF/
16V/
Y5V
ZD202
BZV55C7V5/7.5V
ZD202
BZV55C7V5/7.5V
R300
4.7K
R300
4.7K
C76 10uF/10V/Y5V
C76 10uF/10V/Y5V
R92
47K
47K
R92
47K
47K
C77
0.
1uF/
16V/
Y5V
C77
0.
1uF/
16V/
Y5V
R25
10
R25
10
R22
10
R22
10
R48 13K/1%
R48 13K/1%
R335 0
R335 0
Q7
N
P
N
_3D
G
3904M
Q7
N
P
N
_3D
G
3904M
C
398
22uF/
6.
3V/
Y5V
C
398
22uF/
6.
3V/
Y5V
C361
0.1uF/16V/Y5V
C361
0.1uF/16V/Y5V
U12
AT1526
U12
AT1526
VCC
1
REF
2
GND
3
FB
4
EN
5
PGND
6
LX
7
VIN
8
TP
9
C68
10uF/10V/Y5V
C68
10uF/10V/Y5V
C405
22uF/
6.
3V/
Y5V
C405
22uF/
6.
3V/
Y5V
C88
0.01uF/50V/Y5V
0.01uF/50V/Y5V
C88
0.01uF/50V/Y5V
0.01uF/50V/Y5V
R185
10K
R185
10K
R98
1.5K
R98
1.5K
C
360
0.
1uF/
16V/
Y5V
C
360
0.
1uF/
16V/
Y5V
R286
1K
R286
1K
FB7
10/2A
FB7
10/2A
R305
47K
R305
47K
C79 10uF/10V/Y5V
C79 10uF/10V/Y5V
R86
22K/1%
R86
22K/1%
R21
10
R21
10
L11
6.8uH
L11
6.8uH
C
338
22uF/
6.
3V/
Y5V
C
338
22uF/
6.
3V/
Y5V
RESET_
RESET_
C8
0.1uF/16V/Y5V
C8
0.1uF/16V/Y5V
R266
4.7K
R266
4.7K
R986
10
R986
10
C397
10uF/
10V/
Y5V
C397
10uF/
10V/
Y5V
C401
0.1uF/25V/Y5V
C401
0.1uF/25V/Y5V
C355
0.1uF/16V/Y5V
C355
0.1uF/16V/Y5V
R54
NC/100K
R54
NC/100K
R53
7.5K
R53
7.5K
C66
22uF/
6.
3V/
Y5V
C66
22uF/
6.
3V/
Y5V
L15
2.2uH
L15
2.2uH
C9
3
10uF/
10V/
Y5V
C9
3
10uF/
10V/
Y5V
R132
10K
10K
R132
10K
10K
C402 0.1uF/25V/Y5V
C402 0.1uF/25V/Y5V
R526
30K/1%
R526
30K/1%
C333
0.1uF/16V/Y5V
C333
0.1uF/16V/Y5V
C900
100pF/
50V/
N
P0
C900
100pF/
50V/
N
P0
R27
15K/1%
R27
15K/1%
Q213
NC/NPN_3DG3904M
Q213
NC/NPN_3DG3904M
+
CE9
100uF/
16V
+
CE9
100uF/
16V
R191
10K
10K
R191
10K
10K
R55
100K
R55
100K
R140
47K/1%
R140
47K/1%
R181
100
R181
100
C406
0.1uF/25V/Y5V
C406
0.1uF/25V/Y5V
R26
15K/1%
R26
15K/1%
C10
0.
1uF/
16V/
Y5V
C10
0.
1uF/
16V/
Y5V
R525 10K/1%
R525 10K/1%
C404
0.
1uF/
25V/
Y5V
C404
0.
1uF/
25V/
Y5V
C342
0.1uF/16V/Y5V
C342
0.1uF/16V/Y5V
R97
15K
R97
15K
+
100uF/16V
CE15
+
100uF/16V
CE15
C9
0.
1uF/
25V/
Y5V
C9
0.
1uF/
25V/
Y5V
C304
0.1uF/16V/Y5V
C304
0.1uF/16V/Y5V
D718
BAT54S
D718
BAT54S
1
3
2
R65
5.6K/1%
R65
5.6K/1%
C901
100pF/
50V/
N
P0
C901
100pF/
50V/
N
P0
R337
47K
R337
47K
L10
2.2uH
L10
2.2uH
U7
AT1529
U7
AT1529
VCC
1
REF
2
GND
3
FB
4
EN
5
PGND
6
LX
7
VIN
8
TP
9
C92
0.
1uF/
25V/
Y5V
C92
0.
1uF/
25V/
Y5V
C7
0.1uF/16V/Y5V
C7
0.1uF/16V/Y5V
R176
20K
R176
20K
R302
20K
R302
20K
R928 560/1%
R928 560/1%
C8
9
0.
1uF/
16V/
Y5V
C8
9
0.
1uF/
16V/
Y5V
C332
0.
1uF/
16V/
Y5V
C332
0.
1uF/
16V/
Y5V
XP4
9PIN/2.5mm
XP4
9PIN/2.5mm
1
1
2
2
3
3
4
4
5
5
6
6
7
7
8
8
9
9
R49
10
R49
10
C9
4
4.
7uF/
10V/
Y5V
C9
4
4.
7uF/
10V/
Y5V
Q217
NC/P_AP2305
Q217
NC/P_AP2305
G
D
S
C359
2.2uF/10V/Y5V
C359
2.2uF/10V/Y5V
R23
10
R23
10
R187
2K
R187
2K
R294
1K
R294
1K
R141
15K/1%
R141
15K/1%
Q15
NPN_3DG3904M
Q15
NPN_3DG3904M
C80 10uF/10V/Y5V
C80 10uF/10V/Y5V
R178
4.7K
R178
4.7K
R304
10K
R304
10K
C
399
10uF/
10V/
Y5V
C
399
10uF/
10V/
Y5V
FB4
300/2A
FB4
300/2A
C78
0.
1uF/
16V/
Y5V
C78
0.
1uF/
16V/
Y5V
R39 15K/1%
R39 15K/1%
C7
2
10uF/
10V/
Y5V
C7
2
10uF/
10V/
Y5V
Q5
N
P
N
_3D
G
3904M
Q5
N
P
N
_3D
G
3904M
R77
100K
R77
100K
C12
0.1uF/16V/Y5V
0.1uF/16V/Y5V
C12
0.1uF/16V/Y5V
0.1uF/16V/Y5V
C155
0.
1uF/
25V/
Y5V
C155
0.
1uF/
25V/
Y5V
R297
10K
R297
10K
C340
0.
1uF/
16V/
Y5V
C340
0.
1uF/
16V/
Y5V
R182
6.8K
R182
6.8K
R298
1K
R298
1K
U8
AT1526
U8
AT1526
VCC
1
REF
2
GND
3
FB
4
EN
5
PGND
6
LX
7
VIN
8
TP
9
C67
10uF/
10V/
Y5V
C67
10uF/
10V/
Y5V
R174
2K
R174
2K
C81
0.
1uF/
16V/
Y5V
C81
0.
1uF/
16V/
Y5V
R94
100K
R94
100K
FB25
0
FB25
0
C392
0.1uF/16V/Y5V
C392
0.1uF/16V/Y5V
C156
0.
1uF/
25V/
Y5V
C156
0.
1uF/
25V/
Y5V
C87
0.01uF/50V/Y5V
0.01uF/50V/Y5V
C87
0.01uF/50V/Y5V
0.01uF/50V/Y5V
Q14
N
P
N
_3D
G
3904M
Q14
N
P
N
_3D
G
3904M
R179
NC/10K
R179
NC/10K
C229
4.7uF/10V/Y5V
C229
4.7uF/10V/Y5V
U11
AT1526
U11
AT1526
VCC
1
REF
2
GND
3
FB
4
EN
5
PGND
6
LX
7
VIN
8
TP
9
R78
22K/1%
R78
22K/1%
7-11
7-11
Main & In & NFC Board Circuit Diagram:POWER SOURCE
Harman Kardon
BDS 280 + 580 Service Manual
Page 48 of 87
Click on the first or last page to see other BDS 280 (serv.man6) service manuals if exist.