WAFER-LX Motherboard
Page 38
PIN NO. DESCRIPTION PIN NO. DESCRIPTION
11 N/C 36 VCC_COM
12 N/C 37 IRQ15
13 VCC_COM 38 VCC_COM
14 N/C 39 CSEL
15 N/C 40 N/C
16 N/C 41 HDD_RESET
17 N/C 42 IORDY
18 SA2 43 SDREQ
19 SA1 44 SDACK#
20 SA0 45 HDD_ACTIVE#
21 DATA 0 46 66DET
22 DATA 1 47 DATA 8
23 DATA 2 48 DATA 9
24 N/C 49 DATA 10
25 VCC-IN CHECK2 50 GROUND
Table 4-9: Compact Flash Connector Pinouts
4.2.7 Fan Connector
CN Label: CN4
CN Type:
3-pin header
CN Location:
See
Figure 4-9
CN Pinouts:
See
Table 4-10
The cooling fan connector provides a 12 V, 500mA current to a system cooling fan. The
connector has a "rotation" pin to get rotation signals from fans and notify the system so the
system BIOS can recognize the fan speed. Please note that only specified fans can issue
the rotation signals.