Dell OptiPlex 9020 Technical Manualbook page 13

Number Name
1 Rear USB3.0 connectors
(SSUSB1,SSUSB2,SSUSB3,SSUSB4)
2 RJ45(NIC)
3 Battery Connector (Battery)
4 RTCRST header (RTCRST)
5 Password header (PSWD)
6 Service Mode header (Service_mode)
7 PCIE M.2
2280/2242connector(Slot2_M.2)
8 HDD Connector(HDD)
9 PCH chipset(US1)
10 PCIE M.2 2230 WLAN
connector(Slot1_M.2)
11 Power switch connector (PWR_SW)
12 Front Audio Connectors
(Audio1,Audio2)
Dell - Internal Use - Confidential
13 Room for text | Dell Inc., 2014
Number Name
13 Front USB3.0 connectors
(SSUSB5,SSUSB6)
14 Intrusion Switch (INTRUDER)
15 Memory Connectors (DIMM1, DIMM2)
16 Internal speaker connector(INT_SPKR)
17 CPU fan connector (FAN_CPU)
18 CPU Socket connector(CPU)
19 DP/HDMI connector (DP_HDMI)
20 PS2 / Serial port
connector(KB_MS_SERIAL)
21 DC IN connector(DC_IN)
22 DP connector(DP)
23 VGA connector (VGA)