Intel AR-B1760 User Manual
Page 20
INSTALLATIONS
16
AR-B1760 User’s Manual
FAN1, FAN2: System Fan Power Connector
FAN1, FAN2 is a 3-pin header for system fans. The fan must be a 12V
(500mA) fan.
Pin #
Signal Name
1 Ground
2 +12V
3 Rotation
detection
FAN3: CPU Fan Power Connector
FAN3 is a 3-pin header for the CPU fan. The fan must be a 12V fan.
Pin #
Signal Name
1 Ground
2 +12V
3 Rotation
detection
IDE1, IDE2: EIDE Connectors
IDE1: Primary IDE Connector
Signal Name
Pin #
Pin #
Signal Name
Reset IDE
1
2
Ground
Host data 7
3
4
Host data 8
Host data 6
5
6
Host data 9
Host data 5
7
8
Host data 10
Host data 4
9
10
Host data 11
Host data 3
11
12
Host data 12
Host data 2
13
14
Host data 13
Host data 1
15
16
Host data 14
Host data 0
17
18
Host data 15
Ground 19 20
Protect
pin
DRQ0 21
22 Ground
Host IOW
23
24
Ground
Host IOR
25
26
Ground
IOCHRDY 27 28 Host
ALE
DACK0 29 30 Ground
IRQ14 31
32
No
connect
Address 1
33
34
No connect
Address 0
35
36
Address 2
Chip select 0
37
38
Chip select 1
Activity 39 40 Ground