Fan Connectors: Fan1, Fan2, Fan3 - AXIOMTEK SBC86840 Series User Manual

2.4.23 Fan Connectors: FAN1, FAN2, FAN3

Pentium microprocessors require a fan for heat dispensing. FAN1 is a
fan connector for North Bridge fan connector, FAN2 for CPU, and
FAN3 for system. These fan connectors are for fan power supply.
Jumpers and Connectors
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SBC86840 Series All-In-One Mini ITX Board User's Manual
Pin Description
19 Address 1
21 Data 0
23 Data 2
25 CD2-
27 Data 11
29 Data 13
31 Data 15
33 VS1-
35 IOWR-
37 INTR
39 CSEL-
41 RESET-
43 DMAREQ
45 DASP-
47 Data 8
49 Data 10
CNS2
Pin Description
1 Ground
2 +12V
3 Sensor
Pin Description
20 Address 0
22 Data 1
24 IOCS16-
26 CD1-
28 Data 12
30 Data 14
32 CS1-
34 IORD-
36 WE#
38 +5V
40 VS2-
42 IORDY-
44 DMAACK-
46 PATADET
48 Data 9
50 GND
FAN1 FAN2 FAN3
37