@Motherboard components
Expansion slots (PCI Express, PCI, and AGP)
3-pin case fan connectors
Back pane connectors
Heat sink
4-Pin (P4) power connector
Inductor
Capacitor
CPU Socket
Northbridge
Screw hole
Memory slot
Super I/O
Floppy connection
ATA (IDE) disk drive primary connection
24-pin ATX power Supply connector
Serial ATA connections
Coin cell battery (CMOS backup battery)
RAID
System panel connectors
FWH
Southbridge
Serial port connector
USB headers
Jumpers
Integrated circuit
1394 headers
SPDIF
CD-IN