![background image](http://html2.mh-extra.com/html/ibase-technology/mb880/mb880_user-manual_3267963026.webp)
INSTALLATIONS
22
MB880 User’s Manual
CPU_FAN2: CPU Fan Power Connector
Pin #
Signal Name
1
Ground
2
+12V
3
Rotation detection
FAN1, FAN2: System & Chassis Fan Power Connectors
Pin #
Signal Name
1
Ground
2
+12V
3
Rotation detection
FDD1: Floppy Drive 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
FDD1
Ground
33
34
Diskette change
Summary of Contents for MB880
Page 4: ...iv MB880 User s Manual This page is intentionally left blank...
Page 8: ...INSTALLATIONS 4 MB880 User s Manual Board Dimensions...
Page 32: ...INSTALLATIONS 28 MB880 User s Manual This page is intentionally left blank...
Page 65: ...DRIVERS INSTALLATION MB880 User s Manual 61 This page is intentionally left blank...