Sony AR-B1570 ユーザーズマニュアル
AR-B1570 User’s Guide
17
Pin Signal Pin Signal
1 -RESET 2 GROUND
3 DATA
3 DATA
7 4 DATA
8
5 DATA
6 6 DATA
9
7
DATA 5
8
DATA 10
9
DATA 4
10
DATA 11
11
DATA 3
12
DATA 12
13
DATA 2
14
DATA 13
15
DATA 1
16
DATA 14
17
DATA 0
18
DATA 15
19 GROUND 20 NOT
USED
21 IDEDREQ 22 GROUND
23 -IOW
23 -IOW
A 24 GROUND
25 -IOR
A 26
GROUND
27 IDEIORDYA 28 GROUND
29 -DACKA 30 GROUND
31 AINT 32
29 -DACKA 30 GROUND
31 AINT 32
GROUND
33
SA 1
34
Not Used
35 SA
0 36 SA
2
37 CS
0 38 CS
1
39
HD LED A
40
GROUND
41 VCC 42 VCC
43 GROUND 44 Not
43 GROUND 44 Not
Used
Hard Disk (IDE1) Connector
3.2.2 FDD Port Connector (CN3)
The AR-B1570 provides a 34-pin header type connector for supporting up to two floppy disk drives.
To enable or disable the floppy disk controller, please use the BIOS Setup program.
To enable or disable the floppy disk controller, please use the BIOS Setup program.
1
2
2
34
33
Figure 0-1 CN3: FDD Port connector
Pin Signal Pin Signal
1-33(odd) GROUND
18 DIRECTION
2
DRVEN 0
20
-STEP OUTPUT PULSE
4
NOT USED
22
-WRITE DATA
6
DRVEN 1
24
-WRITE GATE
8 -INDEX
26
-TRACK
0
10
-MOTOR ENABLE 0
28
-WRITE PROTECT
12
-DRIVE SELECT 1
30
-READ DATA
14
-DRIVE SELECT 0
32
-SIDE 1 SELECT
16
-MOTOR ENABLE 1
34
DISK CHANGE
Table 0-1 FDD Pin Assignment