Dell XE specifications System Board Layout

Page 21

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System Board Layout

Dell™ OptiPlex™ XE Service Manual—Small Form Factor

1	processor power connector (12VPOWER)	2	processor connector (CPU)

3	memory module connectors (DIMM_4)	4	memory module connectors (DIMM_2)

5	memory module connectors (DIMM_3)	6	memory module connectors (DIMM_1)

7	battery socket (BATTERY)	8	password jumper (PSWD)

9	SATA drive connectors (SATA0)	10	SATA drive connectors (SATA1)

11	SATA drive connectors (SATA2)	12	thermal sensor connector (back)

13	front-panel connector (FRONTPANEL)	14	external power USB connector

15	internal USB connector	16	power connector (POWER)

17	serial port jumper (J3 and J4)	18	power connector (24V POWER)

19	serial port jumper (J1 and J2)	20	PCI Express x16 card connector (SLOT1)

21	PCI card connectors (SLOT2) - half height	22	intruder switch cable connector (INTRUDER)

23	RTC reset jumper (RTCRST)	24	internal buzzer (SPKR)

25	fan connector (FAN_HDD)	26	speaker connector (INT_SPKR)

27	thermal sensor connector (front)	28	fan connector (FAN_CPU)

29	wireless card connector (SLOT6)

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Image 21

Contents Page Entering System Setup System SetupSystem Setup Options System Setup ScreenDisable Enable with PXE Disable EnableDisable No boot DisablePower Off default Deactivate defaultPower On Power On is set to disabledOption Settings Boot SequenceChanging the Boot Sequence for the Current Boot Enable F12 = Boot menu enabled by defaultPassword Protection Booting to a USB DeviceIf Password Status is set to Locked Assigning a System PasswordDisabling a Forgotten Password and Setting a New Password Administrator PasswordJumper Settings Clearing Forgotten PasswordsJumper Setting Description Clearing Cmos Settings Dell Diagnostics DiagnosticsWhen to Use the Dell Diagnostics Starting the Dell Diagnostics From Your Hard DriveBeep Codes Power Button Light CodesLight Pattern Problem Description Suggested Resolution Diagnostic LightsBack to Contents Removing and Replacing Parts Processor SpecificationsMemory VideoSystem Information NetworkExpansion Bus CardsExternal Connectors System Board ConnectorsControls and Lights Power PhysicalEnvironmental Back to Contents System Board Layout Expansion Card Removing the Expansion CardReplacing the Expansion Card Coin-Cell Battery Removing the Coin-Cell BatteryReplacing the Coin-Cell Battery Cover Removing the CoverReplacing the Cover Fan Removing the FanReplacing the Fan Front Panel Removing the Front PanelReplacing the Front Panel Hard Drive Removing the Hard DriveReplacing the Hard Drive Heat Sink and Processor Removing the Heat Sink and ProcessorReplacing the Heat Sink and Processor Chassis Intrusion Switch Removing the Chassis Intrusion SwitchReplacing the Chassis Intrusion Switch Internal Speaker Removing the Internal SpeakerReplacing the Internal Speaker Panel Removing the I/O PanelReplacing the I/O Panel Memory Removing the MemoryReplacing the Memory Optical Drive Removing the Optical DriveReplacing the Optical Drive Power Supply Removing the Power SupplyReplacing the Power Supply System Board Removing the System BoardReplacing the System Board Removing the Front Thermal Sensor Thermal SensorReplacing the Front Thermal Sensor Removing the Back Thermal SensorReplacing the Back Thermal Sensor Before Working Inside Your Computer Working on Your ComputerTurning Off Your Computer Recommended ToolsClick Start→ Turn Off Computer→ Turn Off After Working Inside Your Computer