FIC a440 服务手册
Pin Assignments
B-6
FIC A440 Series Service Manual
B.
B.
B.
B.7
77
7 CD
CD
CD
CD----ROM IDE Connector
ROM IDE Connector
ROM IDE Connector
ROM IDE Connector
The following is the pin assignment for the CD-ROM IDE connector:
NO. Signal
Description
Type
5
CDROMRESET# Reset secondary disk
O
33
RSDA0
Secondary disk address 0
O
31
RSDA1
Secondary disk address 1
O
34
RSDA2
Secondary disk address 2
O
21
RSDD0
Secondary disk data 0
I/O
19
RSDD1
Secondary disk data 1
I/O
17
RSDD2
Secondary disk data 2
I/O
15
RSDD3
Secondary disk data 3
I/O
13
RSDD4
Secondary disk data 4
I/O
11
RSDD5
Secondary disk data 5
I/O
9
RSDD6
Secondary disk data 6
I/O
7
RSDD7
Secondary disk data 7
I/O
6
RSDD8
Secondary disk data 8
I/O
8
RSDD9
Secondary disk data 9
I/O
10
RSDD10
Secondary disk data 10
I/O
12
RSDD11
Secondary disk data 11
I/O
14
RSDD12
Secondary disk data 12
I/O
16
RSDD13
Secondary disk data 13
I/O
18
RSDD14
Secondary disk data 14
I/O
20
RSDD15
Secondary disk data 15
I/O
35
RSDCS1#
Secondary disk chip select for 100 range
O
36
RSDCS3#
Secondary disk chip select for 300 range
O
28
RSDDACK#
Secondary DMA acknowledge
O
22
RSDDREQ
Secondary DMA request
I
24
RSDIOR#
Secondary disk IO read
O
25
RSDIOW#
Secondary disk IO write
O
27
RSIORDY
Secondary disk IO channel ready
I
29
IRQ15
Secondary disk interrupt
I
50 DVDIN#
DVD
Insert
I
49 CDIN#
CDROM
insert
I
37
CDROMLED#
CDROM access indicator
O
2
CD_R
CDROM sound right signal
O
4 CD_LGND
Right
Ground
I
1
CD_L
CDROM sound left signal
O
3 CD_RGND
Left
Ground
I
39,41,38,40,
42
+5Vs
+5V power supply
I
23,43,44,45,
46,48
Gnd Ground
O