152
Mouse Port Signals
Keyboard Port Signals
Diskette Drive Cable Connector Signals
11
Busy
I
24
Ground
Power
12
Paper Empty
I
25
Ground
Power
13
Select
0
Pin
Signal Name
I/O
Pin
Signal Name
I/O
1
Mouse Data
I/O
4
+5 V dc
Power
2
No
Connection
5
Mouse Clock
I/O
3
Ground
Power
6
No Connection
Pin
Signal Name
I/O
Pin
Signal Name
I/O
1
Data
I/O
4
+5 V dc
Power
2
Mouse Data
5
Clock
I/O
3
Ground
Power
Mouse Clock
Pin
Signal Name
I/O
Pin
Signal Name
I/O
1
Ground 18
Direction
0
2
Density
Select O
19
Ground
3
No Connection
20
Step
O
4
No Connection
21
Ground
5
Ground
22
Write Data
O
6
No Connection
23
Ground
7
Ground
24
Write Enable
O
8
Index
I
25
Ground
9
Ground
26
Track 0I
I
10
Motor Enable 0
O
27
Ground
11
Ground
28
Write Protect
I
12
Drive Select 1
O
29
Ground
13
Ground
30
Read Data
I
14
Drive Select 0
O
31
Ground
Pin
Signal Name
I/O
Pin
Signal Name
I/O
Summary of Contents for Aptiva 2158
Page 12: ...VI...
Page 13: ...Notices VII...
Page 14: ...VIII...
Page 15: ...Notices IX...
Page 16: ...X...
Page 24: ...XVIII...
Page 25: ...Notices XIX...
Page 26: ...XX...
Page 58: ...26...
Page 129: ...Repair Information 97...
Page 154: ...122 Repeat to lock clip on the other side...
Page 160: ...128...
Page 186: ...154...
Page 187: ...Copyright IBM Corp 1998 155 Safety Inspection Guide General Guidelines 156...
Page 212: ...180...
Page 216: ...184...
Page 222: ......
