System Board Components
WARNING: Before working inside your computer, read the safety information that shipped with your computer. For additional safety best
practices information, see the Regulatory Compliance Homepage at www.dell.com/regulatory_compliance.
WARNING: To avoid electrical shock, always unplug your computer from the electrical outlet before removing the computer cover.
CAUTION: Be careful when opening the computer cover to ensure that you do not accidentally disconnect cables from the system board.
1
optical drive
2
disk drive
3
power supply
4
optional chassis-intrusion switch
5
system board
6
heat sink assembly
7
hard drive
internal speaker (INT_SPKR)
processor connector (CPU)
processor power connector
(12VPOWER)
memory module connectors (DIMM_1, DIMM_2,
DIMM_3, and DIMM_4)
password jumper (PSWD)
SATA drive connectors (SATA0 and SATA1)
front-panel connector
(FRONTPANEL)
power connector (POWER)
SATA drive connectors (SATA2
and SATA3)
intrusion switch connector (INTRUDER)
internal USB (INT_USB)
service mode disable jumper
RTC reset jumper (RTCRST)
PCI Express x16 connector (SLOT1)
PCI Express x1 connector
(SLOT4)
PCI connector (SLOT2, SLOT3)