Asus P5E3 - Manual (Page 30)

2-4 Chapter 2: Hardware information
2.2.4 Layout contents
Slots Page
1. DDR3 DIMM slots 2-13
2. PCI slots 2-19
3. PCI Express x 1 slots 2-19
4. PCI Express x16 slots 2-19
5 AI Slot Detector 2-20
Jumper Page
1. Clear RTC RAM (3-pin CLRTC) 2-21
Rear panel connectors Page
1. PS/2 keyboard port (purple) 2-22
2. Coaxial S/PDIF Out port 2-22
3. IEEE 1394a port 2-22
4. LAN (RJ-45) port 2-22
5. Center/Subwoofer port (orange) 2-22
6. Rear Speaker Out port (black) 2-22
7. Line In port (light blue) 2-22
8. Line Out port (lime) 2-22
9. Microphone port (pink) 2-22
10. Side Speaker Out port (gray) 2-22
11. USB 2.0 ports 1 and 2 2-23
12. External SATA port 2-23
13. USB 2.0 ports 3 and 4 2-23
14. Optical S/PDIF Out port 2-23
15. USB 2.0 ports 5 and 6 2-23