Harman Kardon HD 950 - Troubleshooting Guide

5
5
4
4
3
3
2
2
1
1
D D
C C
B B
A A
3565C 1.3
HD950 main board
Harman Kardon
B
310Tuesday, September 26, 2006
Title
Size Document Number Rev
Date: Sheet
of
drawn by
ABC PCB S
鄏 l
Ch. du Saux 17
CH-1131 Tolochenaz
DRST#
D[0..15]
A2
A1
A3
-IOCS16
DD8
D13
DD4
D3
DD9
DD7
D6
DD13
D10
D14
D2
DD3
DD10
DD12
D1
D8
D7
D11
DD[0..15]
DD15
D9
D12
D5
D4
D0
DD2
DD11
DD1
DD6
DD14
DD0
DD5
D15
DRST#1
DA01
INTRQ1
DD[0..15] 1
DMAACK#1
DA21
DIOWR#1
CS3FX#1
DA11
DMARQ1
GIO71
DIORD#1
CS1FX#1
ATA_RST#
RE#
WE#
ATA_CS0#
ATA_CS1#
IORDY ATA_RDY
DGND
VCC3
DGND
DGND
DGND
VCC3
RN5 SRN33
1
2
3
4 5
6
7
8
RN3
SRN33
1
2
3
45
6
7
8
R78 4K7
R100 10K
RN2
SRN33
1
2
3
45
6
7
8
C77 10pF
R94 33R
R84 NA
RN6 SRN33
1
2
3
4 5
6
7
8
R77 4K7
R85 NA
R80 4K7 R81 4K7
RN4 SRN33
1
2
3
4 5
6
7
8
RN7 SRN33
1
2
3
4 5
6
7
8
C78 10pF
C79 10pF
R82 4K7
C80 NA
C81 10pF
R91 NA
R92 10K
R79 4K7
C67
100nF
R90 NA
A[1..19]
D[0..15]