1
RTC reset jumper (RTCRST)
2
power connector (POWER)
3
floppy drive connector (DSKT)
4
battery socket (BATTERY)
5
internal speaker (SPEAKER)
6
front-panel connector (FRONT PANEL)
7
CD/DVD drive connector (IDE)
8
serial ATA drive 0 connector (SATA0)
9
standby power light (AUX_PWR)
10 memory module connectors (DIMM1, DIMM2, DIMM3, DIMM4)
11 PCI Express x16 connector (PEG)
12 PCI riser connector (PCI2)
13 CD drive analog audio cable connector for optional analog audio cable (CD_IN) 26 password jumper (PSWD)
Desktop System Board
14 front-panel audio cable connector (FRONTAUDIO)
15 line-in, line-out, and microphone connectors (AUDIO)
16 network connector (NIC) and USB connector (USB2)
17 USB connectors (USB1)
18 diagnostic lights (DIAG LED)
19 serial port connector (SER1) and video connector (VGA)
20 parallel port connector (PAR)
21 power connector (12VPOWER)
22 processor connector (CPU)
23 heat-sink/blower retention pad
24 fan connector (FAN)
25 serial port 2 connector (SER_PS2)