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Declared Noise
Emissions*
(in accordance with
ISO 7779 and ISO 9296)
Sound Power
(LWAd, bels)
Sound Pressure
(LpAm, decibels)
Idle
3.8
29
Fixed Disk (random
writes)
4.0
30
*Not for systems containing 10,000 RPM hard drives.
Longevity and
Upgrading
This product can be upgraded, possibly extending its useful life by several years. Upgradeable
features and/or components contained in the product may include:
Intel LGA775 processor socket
8 USB ports
1 empty PCI slot
2 empty PCIe x1 slot
1 empty PCIe x16 slot
1 internal drive bay
1 SATA optical drive bay
1 3.5-inch external drive bay
4 memory slots
1 second Serial port (optional)
Spare parts are available throughout the warranty period and or for up to 5 years after the end of
production.
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 Silver level (see:
http://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 >91% recyclable when properly disposed of at end of life.
Packaging Materials
Corrugated Paper
1736 g
EPE Foam
293 g
LDPE Bag
36 g
QuickSpecs
HP Compaq dc7800 Business PC
Technical Specifications - Environmental Data
DA - 12744 Worldwide QuickSpecs — Version 13 — 12.14.2007
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