Asus P4B-FX Motherboard DIY Troubleshooting Guide - Page 39
P4B-FX Infrared Module Connector
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USB Power USBP2- USBP2+ GND NC USB2 P4B-FX P4B-FX USB Header USB Power USBP3- USBP3+ GND 1 5 6 10 IR_CN 1 Front View Back View +5V IRRX GND IRTX P4B-FX P4B-FX Infrared Module Connector IRTX GND IRRX +5V (NC) 2-23
![](/manual_guide/products/asus-p4bfx-motherboard-diy-troubleshooting-guide-7ecd52f/39.png)
2-23
P4B-FX
P4B-FX Infrared Module Connector
Back View
+5V
IRTX
IRRX
(NC)
GND
Front View
IR_CN
+5V
IRRX
IRTX
GND
1
P4B-FX
P4B-FX USB Header
USB Power
USBP2–
USBP2+
GND
NC
USB Power
USBP3–
USBP3+
GND
1
5
6
10
USB2