IMB700 LGA4189 ATX Motherboard
2.5.13
Fan Connectors (FAN1~FAN3 and FAN5~6)
This motherboard has five fan connectors. Find fan speed option(s) at BIOS Setup Utility:
Advanced\HW Monitor\PC Health Status.
FAN1~3 and FAN6 (4x1-pin p=2.54mm) is for the the system fan connectors.
FAN 5 (4x1-pin p=2.54mm) is for the the CPU fan connector.
Pin
Signal
1
GND
2
+12V
3
FAN Speed Detection
4
FAN Speed Control
2.5.14
Internal USB Headers (USB1~4)
USB 2~4 are 5x2-pin p=2.54mm headers for USB 2.0 interface.
Pin
Signal
1
+5 V_DUAL
3
USB 5, 7, 12-
5
USB 5, 7, 12+
7
GND
USB 1 is a Type-A 180D connector for USB2.0 signal.
Pin
Signal
1
+5V_DUAL
2
USB-
3
USB+
4
GND
18
Pin
Signal
2
+5 V_DUAL
4
USB 6, 8, 13-
6
USB 6, 8, 13+
8
GND
10
GND
Board and Pin Assignments
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