VIA Technologies EPIA-NX, User Manual

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Chapter 2
6
CPU
The VIA EPIA-NX Nano-ITX mainboard can support VIA C7 NanoBGA2 and
VIA Eden NanoBGA2 processors. The processor requires a heatsink with fan
for 1.5GHz SKU and a fanless heatsink for 1.2GHz SKU.
CPU Fan and System Fan: CPU_FAN and SYS_FAN
The CPU_FAN (CPU fan) and SYS_FAN (system fan) run on +12V and
maintain system cooling. When connecting the wire to the connectors,
always be aware that the red wire (positive wire) should be connected to
+12V. The black wire is Ground and should always be connected to GND.
Pin Signal
1 NC
2 +12V
3 GND
1 3