QuickSpecs

* Heat dissipation is calculated based on the measured watts, assuming the service level is attained for one
hour.
This product is in compliance with US executive order 13221, WOL (wake on LAN) disabled.
Declared Noise Emissions
(in accordance with
ISO 7779 and ISO 9296)
“Typical Configuration“ with 7200 rpm HDD
System Fan Off
Sound Power
(LWAd, bels)
Sound Pressure
(LpAm, decibels)
Idle 3.7 27
Fixed Disk
(random writes)
3.8 28
Configuration with optional 10,000 rpm HDD
System Fan Off
Sound Power
(LWAd, bels)
Sound Pressure
(LpAm, decibels)
Idle 3.8 27
Fixed Disk
(random writes)
4.2 32
Batteries This product complies with ISO standards:
EU Directive 91/ 157/ EEC
EU Directive 93/ 86/ EEC
EU Directive 98/ 101/ EEC
Batteries used in the product do not contain:
Mercury greater the 5ppm by weight
Cadmium greater than 10ppm by weight
Lead greater than 4000ppm by weight.
Battery size: CR2032 (coin cell)
Battery type: Lithium
Additional Information This product is in compliance with the Restrictions of Hazardous Substances (RoHS) directive –
2002/95/EC.
This product is in compliance with California Proposition 65 (State of California; Safe Drinking Water
and Toxic Enforcement Act of 1986).
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 the IEEE 1680 (EPEAT) standard at the Gold level
1
, see
www.epeat.net
Plastics parts weighing over 25 grams used in the product are marked per ISO 11469 and ISO1043.
This product contains 0% recycled materials (by wt.)
This product is 93.4% recyclable when properly disposed of at end of life.
Packaging Materials
External:
Corrugated – 1736 g
Polyethylene low density foam – 35 g
QuickSpecs
HP Compaq dc7900 Business PC
Technical Specifications - Environmental Data
DA - 13029 Canada — Version 29 — March 7, 2011 Page 64