Dell 4691901 owner manual Performance, Power Management

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Performance

Multi Core Support	This field specifies whether the process will have one or all cores enabled. This option
	is enabled by default.
Intel SpeedStep	Allows you to enable or disable the Intel SpeedStep mode of the processor. This option
	is disabled by default.
C States Control	Allows you to enable or disable additional processor sleep states. This option is
	disabled by default.
Hyper-Thread Control	Allows you to enable or disable the Hyper-Threading Technology. This option is
	enabled by default.

Power Management

AC Recovery	Determines how the system responds when AC power is re-applied after a power loss.
	You can set the AC Recovery to:
	•	Power Off
	•	Power On
	•	Last State
	This option is Power Off by default.
Auto On Time	Sets time to automatically turn on the computer. Time is kept in standard 12-hour
	format (hour:minutes:seconds). Change the startup time by typing the values in the time
	and AM/PM fields.
	NOTE: This feature does not work if you turn off your computer using the switch on
	a power strip or surge protector or if Auto Power is set to disabled.
Deep Sleep Control	Allows you to define the controls when Deep Sleep is enabled.
	•	Disabled
	• Enabled in S5 only
	• Enabled in S4 and S5
	This option is Disabled by default.
Fan Control Override	Controls the speed of the system fan. This option is disabled by default.
	NOTE: When enabled, the fan runs at full speed.
Wake on LAN	This option allows the computer to power up from the off state when triggered by a
	special LAN signal. This feature only works when the computer is connected to AC
	power supply.

• Disabled - Does not allow the system to power on by special LAN signals when it receives a wake-up signal from the LAN or wireless LAN.

• LAN Only - Allows the system to be powered on by special LAN signals. This option is Disabled by default.

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Contents Regulatory Model D07D Regulatory Type D07D001 Dell Inc Contents System Setup TroubleshootingSpecifications Contacting DellPage Working on Your Computer Before Working Inside Your ComputerTurning Off Your Computer After Working Inside Your ComputerRelated Links Installing The CoverRemoving the Cover Removing the Expansion Card Installing The Front BezelRemoving the Front Bezel Page Installing The Expansion Card Removing the Optical DriveInstalling The Optical Drive Removing the Hard DrivePage Installing The Hard Drive Removing the MemoryInstalling The Memory Removing the Chassis Intrusion SwitchInstalling The Chassis Intrusion Switch Removing The SpeakerInstalling The Speaker Removing The Heat Sink and Processor Installing The Heat Sink and Processor Removing The Power-Switch Cable Removing The Coin-Cell BatteryInstalling The Coin-Cell Battery Installing The Power-Switch Cable Removing The Front Thermal Sensor Installing The Front Thermal Sensor Removing The System FanInstalling The System Fan Installing The System Fan Removing The Input/Output PanelDisconnect the 4-pin power cable from the system board Installing The Input/Output PanelRemoving The Power Supply Remove the Input/Output panelPage Installing The Power Supply Removing the System Board Remove the expansion cardsRemove the system board from the chassis Installing the System BoardRemoving The PSU Thermal Sensor Installing The PSU Thermal Sensor Boot Menu Enhancements System SetupBoot Menu CtrlAltF8 One-time boot and diagnostics utility menu F12Navigation Beep Codes and Text Error MessagesTiming Key Sequences Action KeystrokeSystem Setup Options Security They are set. This option is disabled by default Password BypassPassword prompts during a system restart Password ChangesPower Management PerformancePost Behavior Enable F12 Boot menu enabled by defaultMaintenance Virtualization SupportSystem Logs Power Button Diagnostic LEDsDiagnostic Light Patterns Troubleshooting Steps If the problem persists, the system board is faulty Re-seat the 2x2 power connector from the power supply unitPower Button Problem Description Possible system board failure has occurredReinstalled all modules without error Problem Description Troubleshooting Steps Beep Codes Code Cause Microprocessor register failureCode Cause Code Cause DMA initialization failureCode Through Cause Code Cause No time tick Shutdown failure Gate A20 failure Error MessagesAddress mark not found Code Cause Time-of-day clock stoppedBad error-correction code ECC on disk read Alert! Security override Jumper is installedBad command or file name Data errorDiskette drive 0 seek failure Diskette subsystem reset failedHard-disk drive configuration error Diskette read failureMemory allocation error Invalid configuration information-please run Setup programInvalid Memory configuration, please populate DIMM1 Keyboard failureNo timer tick interrupt No boot device availableNo boot sector on hard-disk drive Non-system disk or disk errorSeek error Read faultReset failed Time-of-day not set-please run the System Setup programWrite fault on selected drive Unexpected interrupt in protected modeWrite fault \ is not accessible. The device is not readyProcessor SpecificationSystem Information MemoryExpansion Bus AudioNetwork CardsMini-Tower Two Desktop One Small Form Factor External ConnectorsSystem Board Connectors Audio Back Panel Mini-Tower/DesktopControls and Lights Physical Height Width Depth Weight EnvironmentalPage Contacting Dell Visit support.dell.com