System Board Layout - Dell OptiPlex 5050 Owner's Manual

g 2.5–inch drive assembly
h heat sink
i bezel
j cover
7 Follow the procedure in

System board layout

1 PCI-e x16 Connector (slot 2)
3 VGA Daughter Board Connector (VGA)
5 CPU Power Connector (ATX_CPU)
7 CPU Fan Connector (FAN_CPU)
9 M.2 Slot 3 Connector (M.2_SSD)
11 Media Card Reader Connector (CARD_READER)
13 SATA0 Connector Blue Color (SATA0)
15 HDD and ODD Power Cable Connector (SATA_PWR)
17 Clear Password Jumper (PASSWORD_CLR)
19 Internal Speaker Connector (INT_SPKR)
21 SATA1 Connector White Color (SATA 1)
23 PCH Chipset
34 Removing and installing components
After working inside your computer.
2 PCI-e x4 Connector (slot 1) – open ended x4 to support x16
4 Processer Socket (CPU)
6 Intrusion Switch Connector (INTRUDER)
8 Memory Slots (DIMM1, DIMM2, DIMM3, DIMM4)
10 Power Switch Connector (PWR_SW)
12 SATA2 Connector Black Color (SATA2)
14 ATX Power Connector (ATX_SYS)
16 Service Mode jumper (SERVICE_MODE)
18 Clear CMOS Jumper (CMOS_CLR)
20 Internal USB Connector (WF_BT_USB)
22 Battery Connector (BATTERY)