HP ProBook 4425s Quickspecs page 36

QuickSpecs
Technical Specifications
HP ProBook 4525s Notebook PC HP ProBook 4525s Notebook PC HP ProBook 4525s Notebook PC HP ProBook 4525s Notebook PC
Energy Consumption Energy Consumption Energy Consumption Energy Consumption
Normal Operation
Sleep (Energy Star low
power mode)
Off
Heat Dissipation Heat Dissipation Heat Heat Dissipation Dissipation*
Normal Operation
Sleep
Off
Declared Noise Emissions Declared Noise Emissions Declared Noise Emissions Declared Noise Emissions
(in accordance with (in accordance with (in accordance with (in accordance with
ISO 7779 and ISO 9296) ISO 7779 and ISO 9296) ISO 7779 and ISO 9296) ISO 7779 and ISO 9296)
System Fan Off
Idle
Fixed Disk
(random writes)
System fan is usually off except when charging the battery
Batteries Batteries Batteries Batteries
Additional Additional Additional Additional
information information information information
DA - 13610 Worldwide — Version 8 — September 14, 2010
115 VAC
12.10 W
0.78 W
0.53 W
115 VAC
41 BTU/hr
3 BTU/hr
2 BTU/hr
* Heat dissipation is calculated based on the measured watts, assuming the
service level is attained for one hour.
Sound Power
(LWAd, bels)
2.9
2.8
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)
This product is in compliance with the Restrictions of Hazardous Substances
(RoHS) directive - 2002/95/EC.
This HP product is designed to comply with the Waste Electrical and
Electronic Equipment (WEEE) Directive - 2002/96/EC.
This product is in compliance with California Proposition 65 (State of
California; Safe Drinking Water and Toxic Enforcement Act of 1986).
This product is in compliance with the IEEE 1680 (EPEAT) standard at the
Gold level, see www.epeat.net
Plastics parts weighing over 25 grams used in the product are marked per
ISO 11469 and ISO1043.
HP ProBook 4425s Notebook PC HP ProBook 4425s Notebook PC HP ProBook 4425s Notebook PC HP ProBook 4425s Notebook PC
HP ProBook 4525s Notebook PC HP ProBook 4525s Notebook PC HP ProBook 4525s Notebook PC HP ProBook 4525s Notebook PC
230 VAC 100 VAC
11.56 W 11.68 W
0.65 W
0.44 W
230 VAC 100 VAC
40 BTU/hr 40 BTU/hr
2 BTU/hr 2 BTU/hr
2 BTU/hr 2 BTU/hr
Sound Pressure
(LpAm, decibels)
26.7
26.5
0.65 W
0.44 W
Page 36