Cpu_fan1: cpu fan power connector, Sys_fan1: system fan1 power connector, Sys_fan2: system fan2 power connector – IBASE MB930 User Manual
Page 30: Fdd1: floppy drive connector
INSTALLATIONS
CPU_FAN1: CPU Fan Power Connector
Pin #
Signal Name
1 Ground
2 +12V
3 Rotation
detection
4
Control
SYS_FAN1: system Fan1 Power Connector
Pin #
Signal Name
1 Ground
2 +12V
3 Rotation
detection
SYS_FAN2: SYSTEM Fan2 Power Connector
Pin #
Signal Name
1 Ground
2 +12V
3 Rotation
detection
FDD1: Floppy Drive Connector
FDD1
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
26
MB930-R User’s Manual