IEI Technology WAFER-LX3, User Manual

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WAFER-LX3 3.5” Motherboard
Page 48
4.2.2 ATX Power Input Connector
CN Label: CN1
CN Type: 4-pin power connector (1x4)
CN Location: See Figure 4-4
CN Pinouts: See Table 4-4
The 4-pin ATX power input connector is connected to an ATX or AT power supply, which
provides power to the system. If an ATX power supply is used, the ATX power supply
enable connector (see below) and the ATX power button connector should both be
connected. The AT/ATX mode select jumper should also be configured in ATX mode (see
Chapter 5 )
Figure 4-4: Main Power Input Connector Location
PIN NO. DESCRIPTION
1 +12V
2 GND
3 GND
4 +5V
Table 4-4: Main Power Input Connector Pinouts