![Gigabyte GA-P55A-UD5 User Manual Download Page 11](http://html1.mh-extra.com/html/gigabyte/ga-p55a-ud5/ga-p55a-ud5_user-manual_2224732011.webp)
- 11 -
Hardware Installation
USB
Chipset
- Up to 12 USB 2.0/1.1 ports (8 on the back panel, including 2 eSATA/USB
Combo, 4 via the USB brackets connected to the internal USB headers)
NEC chip
- Up to 2 USB 3.0/2.0 ports on the back panel
IEEE 1394
T.I. TSB43AB23 chip
Up to 3 IEEE 1394a ports (2 on the back panel, 1 via the IEEE 1394a bracket
connected to the internal IEEE 1394a header)
Internal
1 x 24-pin ATX main power connector
Connectors
1 x 8-pin ATX 12V power connector
1 x floppy disk drive connector
1 x IDE connector
6 x SATA 3Gb/s connectors
2 x SATA 6Gb/s connectors
1 x CPU fan header
3 x system fan headers
1 x power fan header
1 x Chipset fan header
1 x front panel header
1 x front panel audio header
1 x CD In connector
1 x S/PDIF In header
1 x S/PDIF Out header
2 x USB 2.0/1.1 headers
1 x IEEE 1394a header
1 x serial port header
1 x clearing CMOS button
1 x power button
1 x reset button
Back Panel
1 x PS/2 keyboard/mouse port
Connectors
1 x coaxial S/PDIF Out connector
1 x optical S/PDIF Out connector
2 x IEEE 1394a ports
6 x USB 2.0/1.1 ports
2 x USB 3.0/2.0 ports
2 x eSATA/USB Combo connectors
2 x RJ-45 ports
6 x audio jacks (Center/Subwoofer Speaker Out/Rear Speaker Out/
Side Speaker Out/Line In/Line Out/Microphone)
I/O Controller
iTE IT8720 chip