System Board Layout - Dell OptiPlex 980 Service Manual

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System Board Layout

Dell™ OptiPlex™ 980 Service Manual—Mini-Tower
1 service mode jumper (Service_Mode)
3
battery socket (BATTERY)
PCI Express x16 card
5
connector(SLOT1)
7
internal serial card connector (Serial2)
PCI Express x1 wireless card
9
connector (PCIE_WLS1)
11
fan connector (FAN_CPU)
memory module connectors (DIMM_1-
13
4)
15 internal buzzer (BEEP)
17 SATA drive connectors (SATA0-3)
19 internal USB connector (INT_USB)
21 power connector (MICRO_PWR)
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2 RTC reset jumper (RTCRST)
4
PCI card connectors ( SLOT 2 & 3)
PCI Express x16 (wired as x4) connector (Slot
6
4)
8
speaker connector (INT_SPKR)
10
thermal sensor connector THRM3)
12
power connector (12V POWER)
14 front panel connector (FRONTPANEL)
16 password jumper (PSWD)
18 intruder connector (INTRUDER)
20 front I/O connector(FIO)