System Board - Dell OptiPlex 270 Service Manual

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System Board

Dell™ OptiPlex™ GX270 Service Manual
Small Form-Factor System Board
1 floppy-drive connector (DSKT)
2 CD/DVD drive connector (IDE2)
3 battery socket (BATTERY)
4 front-panel connector
(FRONTPANEL)
5 IDE hard-drive connector (IDE1)
6 serial ATA hard-drive connector
(SATA1)
7 internal speaker (SPEAKER)
8 standby power light (AUX_PWR)
9 AGP card connector (AGP)
10 PCI card connector
Small Desktop System Board
11 CD drive audio cable connector (CD_IN)
12 front-panel audio cable connector
(FRONTAUDIO)
13 power connector (12VPOWER)
14 serial port connector (SER2) for optional
serial port cards
15 microprocessor and heat sink connector
(CPU)
16 microprocessor fan connector (FAN)
17 memory module connectors (DIMM_1 and
DIMM_2)
18 power connector (POWER)
19 RTC reset jumper (RTCRST)
20 password jumper (PSWD)