Harman Kardon HD 980/230, Service Manual

Page: 46 / 47

5
5
4
4
3
3
2
2
1
1
D D
C C
B B
A A
5576C 1.1
HD980 FRONT PANEL: VFD BOARD
A4
2 2 Wednesday, December 19, 2007
Title
Size Document Number Rev
Date: Sheet of
DATA/SDA
-29V
G[1..13]
CLOCK/SCL
AM[1..38]
AM15
AM17
AM24
G1
AM3
AM28
AM12
G3
AM11
G13
AM9
AM23
G12
AM26
AM20
AM13
G12
G3
G10
AM10
G6
AM3
AM12 AM18
AM2
G9
AM10
AM37
AM19
G11
G5
AC2
AM35
G7
AM8
G2
AM21 AM33
G8 AM38
AM1
AM22
G13
AM38
AM11
AM22 AM29
AM31
AM25
AM32
AM21
AM27
G6
AM1
AM17 AM30
AM33
AM32
G11
AM5
AM29
AM35
AM36
G4
AM36 AM34
AM25 AM28
AM6
AM34
G9
AM19 AM23 AM31
AM9
AM16
AM6 AM7 AM4
AM26
G5
G10
AM30
AM13
G4
AM2
G7
AM14
AM15 AM24 AM37 AM14
G8
AM4
AM18
G1
AM27
G2
AM8
AM20
AM5
AM7
AM16
VFD_STB
AC1
RA1
RB5
IR
REMOTE_IR
CLOCK/SCL
VFD_STB
DATA/SDA
CLOCK/SCL
D5V
IR
VFD_STB
REMOTE_IR
DATA/SDA
-29V
AC1
AC2
DGND
D5V
DGND
DGND
D5V
DGND
DGND
DGND
DGND
DGND
C407
47nF
C412
20pF N/
A
R414
20K
C414
20pF N/
A
1
3
5
7
9
11
13
14
12
10
8
6
4
2
CN401
CON14_1.25MM_DIP_2
1
2
3
4
5
6
7
8
9
10
11
12
13
14
1
2
3
4
5
6
7
8
9
10
11
12
13
14
D402
LL414
8
1
2
K408
Open/Close
1
3
2
4
C415
47nF
CN402
CON6_1.25MM_DIP_B
1
2
3
4
5
6
R415 10K
L
C
7
5711NE
U402
LC75711NE
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
AM1 AM2 AM3 AM4 AM5 AM6 AM7 AM8 AM9 AM10 AM11 AM12 AM13 AM14 AM15 AM16
AM17
AM18
AM19
AM20
AM21
AM22
AM23
AM24
AM25
AM26
AM27
AM28
AM29
AM30
AM31
AM32
AM33 AM34 AM35
AA1 AA2 AA3
AA4/G16 AA5/G15 AA6/G14 AA7/G13 AA8/G12
G11 G10
G9 G8 G7
G6
G5
G4
G3
G2
G1
VFL
TEST
VSS
SOCO
OSCI
VDD
RES
FCS
CLK
DATAI
C411 30pF
C408
100nF
+
CE403
47uF/10V
1
2
C409
100nF
C413
20pF N/
A
C410
2.2uF
VFD 12COLUMNS × 1LINE 5×7 DOT MATRIX
7G 12G 3G 10G 11G 5G 8G 1G 4G 2G 6G 9G
5×7 5×7 5×7 5×7 5×7 5×7 5×7 5×7 5×7 5×7 5×7 5×7
VFD401
VFD22-1302FA
1 2 36 35 34 33 32 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 40 39 38 54 55 53 52 51 50 49 48 47 46 45 44 43 42 41 37
AC AC P2 P3 P4 P5 P6 P7 P8 P9 P10 P11 P12 P13 P14 P15 P16 P17 P18 P19 P20 P21 P22 P23 P24 P25 P26 P27 P28 P29 P30 P31 P32 P33 P34 P35 P36 P37 P38 AC AC 1G 2G 3G 4G 5G 6G 7G 8G 9G 10G 11G 12G 13G P1
harman/kardon HD 980/230 Service Manual
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