Harman Kardon BDS 280S, Руководство по обслуживанию

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A
A
B
B
C
C
D
D
1 1
2 2
3 3
4 4
VCLK VCLK_1 VDIN_1 VSTB_1 VSTB
VCLK
VDIN
VSTB
VDIN
VFD_RST
F-
38V
F+
F-
VCC_D
VFD_RST
OSC_N
38V
F+
VH_N
VH_N OSC_N
VDD_3.3V
VCC_D
VCC_D
12V
VCC_D VDD_3.3V
VFD_RST
VCLK_1 VDIN_1 VSTB_1
R
728
270
R
728
270
Q644
N_2N7002
Q644
N_2N7002
G
D
S
C777
0.01uF/50V/Y5V
C777
0.01uF/50V/Y5V
D702
1N4148
D702
1N4148
R675 10 R675 10
R737 100 R737 100
C667
NC/0.1uF/50V/Y5V
C667
NC/0.1uF/50V/Y5V
Q615
NC/NPN_3DG3904M
Q615
NC/NPN_3DG3904M
C773 100pF/50V/NP0 C773 100pF/50V/NP0
R
696
270
R
696
270
Q636
NPN_MMBT8050C
Q636
NPN_MMBT8050C
L603 680uH/300mA L603 680uH/300mA
R
688
270
R
688
270
Q638
NPN_MMBT8050C
Q638
NPN_MMBT8050C
R654
200
R654
200
C666
0.1uF/50V/Y5V
C666
0.1uF/50V/Y5V
C
768
N
C
/1800pF/
50V/
X7R
C
768
N
C
/1800pF/
50V/
X7R
R
638
N
C
/2.
2K
R
638
N
C
/2.
2K
+
100V10
ȝ
F
CE620
+
100V10
ȝ
F
CE620
R
723
10K
R
723
10K
D701
1N4148
D701
1N4148
R656
10
R656
10
R726 4.7K R726 4.7K
Q614
NC/NPN_3DG3904M
Q614
NC/NPN_3DG3904M
R
646
NC/2
K
R
646
NC/2
K
R731 1K R731 1K
R721 1.5K R721 1.5K
R729 4.7K R729 4.7K
R676 10 R676 10
R
742
NC/1
K
R
742
NC/1
K
ZD606
BZX79C39V
ZD606
BZX79C39V
C
767
N
C
/1800pF/
50V/
X7R
C
767
N
C
/1800pF/
50V/
X7R
C638
39pF/50V/NP0
C638
39pF/50V/NP0
ZD704
ZMM3V3/3.3V
ZD704
ZMM3V3/3.3V
C774 100pF/50V/NP0 C774 100pF/50V/NP0
R652
1K R652
1K
+
100V10
ȝ
F
CE618
+
100V10
ȝ
F
CE618
U701
14-VFD162-XX0F-M
U701
14-VFD162-XX0F-M
CS
34
RESET
37
OSC
40
F-
1
TSB
26
TSA
29
DA
31
CP
32
VDD
43
VH
45
F+
51
GND
46
GND
48
R
732
820
R
732
820
C633
0.1uF/50V/Y5V
C633
0.1uF/50V/Y5V
C771 100pF/50V/NP0 C771 100pF/50V/NP0
R
725
10K
R
725
10K
R
664
NC/2
K
R
664
NC/2
K
R735 100 R735 100
Q639
NPN_MMBT8050C
Q639
NPN_MMBT8050C
R727 10K R727 10K
Q641
NPN_MMBT8050C
Q641
NPN_MMBT8050C
Q643
NPN_MMBT8050C
Q643
NPN_MMBT8050C
C
769
N
C
/1800pF/
50V/
X7R
C
769
N
C
/1800pF/
50V/
X7R
Q613
NC/NPN_3DG3904M
Q613
NC/NPN_3DG3904M
+
CE619
100uF/6.3V
+
CE619
100uF/6.3V
R657
NC/0 R657
NC/0
R
639
NC/5
10
R
639
NC/5
10
+
CE617
220uF/16V
+
CE617
220uF/16V
R724 4.7K R724 4.7K
R736 100 R736 100
R
710
270
R
710
270
R730 10K R730 10K
R659
0 R659
0
C632
0.1uF/50V/Y5V
C632
0.1uF/50V/Y5V
C
665
0.
1uF/
50V/
Y5V
C
665
0.
1uF/
50V/
Y5V
R
640
NC2
K
R
640
NC2
K
C772 100pF/50V/NP0 C772 100pF/50V/NP0
C776
1000pF/50V/X7R
C776
1000pF/50V/X7R
R
653
N
C
/2.
2K
R
653
N
C
/2.
2K
R
637
N
C
/2.
2K
R
637
N
C
/2.
2K
Q637
NPN_MMBT8050C
Q637
NPN_MMBT8050C
R673 2K R673 2K
Q640
NPN_MMBT8050C
Q640
NPN_MMBT8050C
R658 6.2K R658 6.2K
R722 1.5K R722 1.5K
Q642
NPN_MMBT8050C
Q642
NPN_MMBT8050C
R
641
NC/1
K
R
641
NC/1
K
C775 0.1uF/50V/Y5V C775 0.1uF/50V/Y5V
7-5 7-5
VFD Control & Switch Board Circuit Diagram:
Harman Kardon BDS 280 + 580 Service Manual
Page 42 of 87