Dell 755 manual 101, Power source Wattage

Key Combinations

<Ctrl><Alt><Del>	in Microsoft® Windows® XP, brings up the Windows Security
	window; in MS-DOS®mode, restarts (reboots) the computer
<F2> or <Ctrl><Alt><Enter>	starts embedded system setup (during system start-up only)
<F3>	automatically starts the computer from the network environment
	specified by the remote boot environment (PXE) rather than from
	one of the devices in the system setup Boot Sequence option
	(during system start-up only)
<F12> or <Ctrl><Alt><F8>	displays a boot device menu that allows the user to enter a device
	for a single boot (during system start-up only) as well as options to
	run hard drive and system diagnostics
<Ctrl><p>	displays the Management Engine BIOS Extension settings screen
	that allows you to modify the settings
Controls and Lights
Power control	push button
Power light	green light — blinking green indicates a sleep mode; solid green
	indicates a power-on state.
	amber light — blinking amber indicates a problem with an
	installed device; solid amber indicates an internal power problem
	(See "Power Problems" on page 339.)
hard drive access light	green
Link light	solid green light indicates network connection
Link integrity light (on integrated	green light for 10-Mb operation; orange light for 100-Mb
network adapter)	operation; yellow light for 1000-Mb (1-Gb) operation
Activity light (on integrated network	yellow blinking light
adapter)
Diagnostic lights	four lights on the front panel (See "Diagnostic Lights" on
	page 347.)
Standby power light	AUX_PWR on the system board
Power
DC power supply:	NOTE: Power consumption from an AC power source can be zero
	when the computer is unplugged from that power source, but the
	internal battery does draw a minute amount of power from the power
	supply even when the computer is not drawing power from the AC
	power source.
Wattage	280 W

Desktop Computer Specifications

101