HP 8540W Power Supply, Battery Primary battery, Optional secondary, Battery Life HP 8-cell 73 WHr

QuickSpecs

HP EliteBook 8540w Mobile Workstation

Standard Features

Power Supply	External 150-watt Smart AC adapter
	External 120-watt Smart AC adapter
	External 90-watt Smart AC adapter
		Recommended AC Adapter
		Intel dual-core processor	Intel quad-core processor
	NVIDIA Quadro FX 880M	90W	120W
	graphics
	NVIDIA Quadro FX 1800M	120W	150W
	graphics
	ATI FirePro M5800 graphics	120W	150W

Power cord included is 6-foot (1.8 metre).

Total length including external AC adapter is 12 feet (3.66 metre). HP Fast Charge*

*HP Fast Charge recharges your battery up to 90% within 90 minutes when the system is off. HP Fast Charge does not apply to the HP Ultra-Capacity Battery or the HP Long Life Battery.

Battery	Primary battery	HP 8-cell 73 WHr Li-Ion Primary Battery
		HP Long Life 8-cell 68 WHr Li-Ion Primary Battery
	Optional secondary	HP Extended Life Battery (8-cell 52 WHr)
	battery	HP Ultra-Capacity Battery (12-cell 95 WHr)

Battery Life

HP 8-cell (73 WHr) Up to 5 hours and 30 minutes

with optional Up to 10 hours HP Extended Life Battery

with optional Up to 13 hours HP Ultra-Capacity Battery

	HP Long Life 8-cell	Up to 4 hours and 45 minutes
	(68 WHr)
	NOTE: Battery life will vary depending on the product model, configuration, loaded applications,
	features, use, wireless functionality and power management settings. The maximum capacity of the
	battery will naturally decrease with time and usage. See MobileMark07 battery benchmark
	www.bapco.com/products/mobilemark2007 for additional details.
System Standby Time	Up to 2 weeks
Power Conservation	Supports enhanced Intel SpeedStep technology (allows Battery Optimized Mode, Maximum Performance

Mode, or Automatic mode)

NVIDIA PowerMizer 7.0 technology

Hibernation

Standby

ACPI compliance

DA - 13529 Canada — Version 20 — November 23, 2010 Page 13