INSTALLATIONS
IP300 User’s Manual
13
J1: Main Power Connector
The J1 main power connector has the following pin assignments.
Pin #
Signal Name
1
+12V
2
Ground
3
Ground
4
+5V
5
5VSB
6
PS_ON
J2: Floppy Drive Connector
J2 a 34-pin header for the FDD connector.
Signal Name
Pin #
Pin #
Signal Name
Ground
1
2
RM/LC
Ground
3
4
No connect
Ground
5
6
No connect
Ground
7
8
Index
Ground
9
10
Motor enable 0
Ground
11
12
Drive select 1
Ground
13
14
Drive select 0
Ground
15
16
Motor enable 1
Ground
17
18
Direction
Ground
19
20
Step
Ground
21
22
Write data
Ground
23
24
Write gate
Ground
25
26
Track 00
Ground
27
28
Write protect
Ground
29
30
Read data
Ground
31
32
Side 1 select
Ground
33
34
Diskette change
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