Asus P4B-E Motherboard DIY Troubleshooting Guide - Page 48
P4B-E 12-Volt Fan Connectors
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P4B-E ® CPU_FAN Rotation +12V GND PWR_FAN CHA_FAN GND +12V Rotation GND +12V Rotation P4B-E 12-Volt Fan Connectors P4B-E ® P4B-E USB Header 2-30 USB23 1 5 6 10 1: USB Power 2: USBP2- 3: USBP2+ 4: GND 5: NC 6: USB Power 7: USBP3- 8: USBP3+ 9: GND
![](/manual_guide/products/asus-p4be-motherboard-diy-troubleshooting-guide-e160690/48.png)
2-30
P4B-E
P4B-E 12-Volt Fan Connectors
PWR_FAN
CHA_FAN
GND
Rotation
+12V
CPU_FAN
GND
Rotation
+12V
GND
Rotation
+12V
P4B-E
P4B-E USB Header
USB23
1
5
6
10
1: USB Power
2: USBP2–
3: USBP2+
4: GND
5: NC
6: USB Power
7: USBP3–
8: USBP3+
9: GND