Back Panel Connectors

1

Parallel Connector

2

Serial Connector

3

Link Integrity Light

4

Network Adapter Connector

5

Network Activity Light

6

Wi-Fi Antenna (optional)

7

Headphone Connector

8

Line-in/Microphone Connector

9

USB 2.0 connectors (6)

10

VGA Connector

11

eSATA Connector

12

DisplayPort Connector

13

Keyboard Connector

14

Mouse Connector

System Board

1

Service Mode jumper (SERVICE_MODE)

2

RTC reset jumper (RTCRST)

3

Battery socket (BATTERY)

4

PCI Express x16 card connector (SLOT1)

5

PCI card connector (SLOT2)

6

Internal serial card connector (SERIAL2)

7

Thermal sensor connector (THRM3)

8

Speaker connector (INT_SPKR)

9

PCI Express x1 Wireless card connector (PCIE_WLS1)

10

Fan connector (FAN_CPU)

11

Power connector (12V POWER)

12

Memory module connectors (DIMM_1-4)

13

Front-panel connector (FRONTPANEL)

14

Internal buzzer (BEEP)

15

Password jumper (PSWD)

16

Intruder connector (INTRUDER)

17

SATA drive connectors (SATA0-2)

18

Internal USB connector (INT_USB)

19

Front I/O Connector (FIO)

20

Power connector (MICRO_PWR)

OptiPlex 980 Technical Guidebook

Page 9

Page 9
Image 9
Dell 980 manual System Board