| Label |
Description |
| A |
Front panel audio connector |
| B |
Back panel connectors |
| C |
Chassis intrusion connector |
| D |
Front panel USB connectors [2] |
| E |
Serial ATA connectors (ICH7-R RAID) [4] |
| F |
Power connector |
| G |
PCI Express* x1 bus add-in card connector |
| H |
PCI Express* x16 bus add-in card connector |
| I |
Legacy I/O controller |
| J |
PCI Conventional bus add-in card connector |
| K |
Secondary PCI Express* x16/x4 bus add-in card connector |
| L |
PCI Conventional bus add-in card connectors [3] |
| M |
IEEE-1394a/b PHY component (optional) |
| N |
Auxiliary power connector (optional) |
| O |
IEEE-1394a/b Link component (optional) |
| P |
IEEE-1394a/b front panel connectors [2] |
| Q |
Auxiliary front panel power LED connector |
| R |
Serial ATA RAID controller (Discrete RAID) (optional) |
| S |
Serial ATA RAID connectors (Discrete RAID) (optional) [2] |
| T |
Auxiliary fan connector |
| U |
Serial ATA RAID connectors (Discrete RAID) (optional) [2] |
| V |
Front panel connector |
| W |
Front chassis fan connector |
| X |
Diskette drive connector |
| Y |
BIOS Setup configuration jumper block |
| Z |
Firmware Hub (FWH) |
| AA |
Auxiliary PCI Express* power connector (optional) |
| BB |
Speaker |
| CC |
Intel® 82801GR I/O Controller Hub (ICH7R) |
| DD |
LGA775 processor socket |
| EE |
Intel® 82955X MCH |
| FF |
Battery |
| GG |
Processor power connector |
| HH |
Processor fan connector |
| II |
DIMM Channel A sockets [2] |
| JJ |
DIMM Channel B sockets [2] |
| KK |
Rear chassis fan connector |
| LL |
SPI Flash device |
| MM |
Parallel ATA IDE connector |
| NN |
ATAPI CD-ROM connector (optional) |
| OO |
Audio codec |
| PP |
Gigabit Ethernet Controller |
