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Předmět Autor Datum
na vsetko uz si dostal odpoved este jedna "pikoska" o ktorej malokto vie, daj si pozor na prostredie…
mkmt 25.05.2008 00:35
mkmt
A vysvetleni prosim, proc jako :?: Obcas posilame data na tich externich discich TNT letecky a pred…
Redmarx N 25.05.2008 08:50
Redmarx N
The HDD's spindle system relies on air pressure inside the enclosure to support the heads at their p… nový
mkmt 25.05.2008 09:37
mkmt
kup si poradne velkou flashku a tohle nebudes muset resit :beer: poslední
MKc 25.05.2008 09:43
MKc

The HDD's spindle system relies on air pressure inside the enclosure to support the heads at their proper flying height while the disk rotates. An HDD requires a certain range of air pressures in order to operate properly. The connection to the external environment and pressure occurs through a small hole in the enclosure (about 0.5 mm in diameter), usually with a carbon filter on the inside (the breather filter, see below). If the air pressure is too low, then there is not enough lift for the flying head, so the head gets too close to the disk, and there is a risk of head crashes and data loss. Specially manufactured sealed and pressurized disks are needed for reliable high-altitude operation, above about 3,000 m (10,000 feet).

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