Dell Inspiron 546 (Early 2009) - Manual (Page 53)

51
Specifications
Front Panel Connectors
USB
two USB 2.0-compliant
connectors
Audio one microphone
connector; one
headphone connector
Expansion Slots
PCI Express x16
one slot supporting
full-height cards
PCI Express x1 one slot supporting
full-height cards
PCI two slots supporting
full-height cards
Computer Environment
Temperature ranges:
Operating
10° to 35° C (50° to 95° F)
Storage – 40° to 65° C (– 40° to 149° F)
Relative
humidity:
20% to 80% (non condensing)
Maximum vibration (using a random-vibration
spectrum that simulates user environment):
Operating
5 to 350 Hz at 0.0002 G2/Hz
Storage 5 to 500 Hz at 0.001 to
0.01 G2/Hz
Maximum shock (measured with hard drive
in head-parked position and a 2-ms half-sine
pulse):
Operating
40 G +/- 5% with pulse duration
of 2 msec +/- 10% (equivalent
to 20 inches/ sec [51 cm/sec])