User Manual

Embedded Controller AEC-6920
Chapter 2 Hardware Installation 2 - 6
2.3 USB1, 2 (J1) & USB3, 4 (J2) Power Selection
J1 Function
1-2 Normal Æ VCC5
2-3 Standby (Default) Æ 5VDUAL
J2 Function
1-2 Normal Æ VCC5
2-3 Standby (Default) Æ 5VDUAL
2.4 FAN Power Selection (JP1) (For special usage)
JP1 Function
1-2 +12V
2-3 +5V
2.5 PS2 Keyboard/ Mouse Power Selection (JP2)
JP2 Function
1-2 Normal Æ VCC5
2-3 Standby (Default) Æ 5VDUAL
2.6 RTC Battery Selection (JP3)
JP3 Function
1-2 Normal (Default)
2-3 Clear CMOS
2.7 COM1, COM3, COM4, Pin 9 Selection (JP6, JP4, JP5)
JP6 Function
1-2 +12V
3-4 +5V