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5
harman/kardon
E
+5V_VFD
U13
LM9022
R83
1
D
10K
C78
2
1uF
3
4
R86
R87
10K
10K
R88
2.2K
C80
10nF
C
B
A
5
4
8
SN
VO2
7
SYS
GND
6
+IN
VDD
5
-IN
VO1
CE25
+
47uF/50V
C79
100nF
1
2
1
-26V
D5
D6
LL4148
LL4148
-29V
D5V
CE51
100uF/10V
1
2
C81
100nF
U14
SN74HCT245PWR
+3.3V
19
G3
1
3EN1[BA]
3EN2[AB]
R92
2
1
10K
3
4
5
CS_75711
6
MOSI
7
SCK
8
9
4
3
CE26
CE27
CE28
CE29
CE30
+
+
+
+
+
47uF/50V
47uF/50V
47uF/50V
47uF/50V
47uF/50V
2
1
2
1
2
1
2
1
2
1
D7
D8
D9
D10
D11
LL4148
LL4148
LL4148
LL4148
LL4148
20
10
18
2
17
16
REMOTE_IR
VFD_STB
R93
100R
15
R94
100R
DATA/SDA
14
R95
100R
13
D5V
12
CLOCK/SCL
11
R96
240R
IR
IR_IN
R97
390R
3
2
CE23
47uF/50V
R80
0R
1
2
R81
100R
R82
DZ1
100K
ZENER 6.2V 0.4W
2
1
R84
100R
CE24
47uF/50V
R85
0R
1
2
CE31
CE32
+
+
47uF/50V
47uF/50V
2
1
2
1
2
CE33
R89
D12
D13
15K
47uF/50V
LL4148
LL4148
CN6
CON14_1.25MM_DIP_2
14
14
13
13
12
12
11
11
10
10
9
9
8
8
SPI pull-up resistors
7
7
6
assembled on front
6
5
board
5
4
4
3
3
2
2
1
1
Harman Kardon
Title
HD980 main board
Size
Document Number
A3
5563C
Date:
Friday, September 19, 2008
2
1
HD 980/230 Service Manual
E
AC1
D
AC2
R90
R91
15K
15K
C
B
A
ABC PCB S鄏l
Ch. du Saux 17
drawn by
CH-1131 Tolochenaz
Rev
1.3
Sheet
5
of
9
1
Page 40 of 46
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