HP 4425S manual Energy Consumption, Heat Dissipation, ISO 7779 and ISO, Batteries

QuickSpecs

HP ProBook 4425s Notebook PC

Technical Specifications

		Advanced Audio Distribution Profile (A2DP)
	1.	indicates the profile is supported by Microsoft Windows XP SP2
	2.	indicates the profile is part of Windows Vista
Environmental Data	Eco-Label Certifications This product has received or is in the process of being certified to the

following approvals and may be labeled with one or more of these marks:

US Energy Star

IT ECO declaration

EPEAT - Gold where HP registers commercial notebook products. See

http://www.epeat.net for registration status in your country.

System Configuration The configuration used for the Energy Consumption and Declared Noise Emissions data for the Convertible Mini tower Desktop model is based on a "Typically Configured Notebook"

Energy Consumption	115 VAC	230 VAC	100 VAC
Normal Operation	10.73 W	10.81 W	10.71 W
Sleep (Energy Star low	0.67 W	0.70 W	0.66 W
power mode)
Off	0.44 W	0.48 W	0.46 W
Heat Dissipation*	115 VAC	230 VAC	100 VAC
Normal Operation	37 BTU/hr	37 BTU/hr	37 BTU/hr
Sleep	2 BTU/hr	2 BTU/hr	2 BTU/hr
Off	2 BTU/hr	2 BTU/hr	2 BTU/hr

*Heat dissipation is calculated based on the measured watts, assuming the service level is attained for one hour.

Declared Noise Emissions (in accordance with

ISO 7779 and ISO 9296)

System Fan Off	Sound Power	Sound Pressure
	(LWAd, bels)	(LpAm, decibels)
Idle	3.2	24.9
Fixed Disk	3.2	29.3
(random writes)
System fan is usually off except when charging the battery
Batteries	This battery(s) in this product comply with EU Directive 2006/66/EC

Batteries used in the product do not contain:

Mercury greater the 5ppm by weight

Cadmium greater than 10ppm by weight

The battery type and chemistry used in the product is: CR2032 (coin cell), Li-ion

6-cell high capacity Lithium-Ion battery (optional 8 cell available)

DA - 13610 North America — Version 10 — November 23, 2010 Page 26