Intel DG965WH Product Specification - Page 68

Reliability, Environmental

Page 68 highlights

Intel Desktop Board DG965WH Technical Product Specification 2.13 Reliability The Mean Time Between Failures (MTBF) prediction is calculated using component and subassembly random failure rates. The calculation is based on the Bellcore Reliability Prediction Procedure, TR-NWT-000332, Issue 4, September 1991. The MTBF prediction is used to estimate repair rates and spare parts requirements. The MTBF data is calculated from predicted data at 55 ºC. The Desktop Board DG965WH MTBF is 123,402 hours. 2.14 Environmental Table 35 lists the environmental specifications for the board. Table 35. Desktop Board DG965WH Environmental Specifications Parameter Specification Temperature Non-Operating Operating -40 °C to +70 °C 0 °C to +55 °C Shock Unpackaged 50 g trapezoidal waveform Velocity change of 170 inches/second² Packaged Half sine 2 millisecond Product weight (pounds) Free fall (inches) Velocity change (inches/sec²)

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Intel Desktop Board DG965WH Technical Product Specification
68
2.13
Reliability
The Mean Time Between Failures (MTBF) prediction is calculated using component and
subassembly random failure rates.
The calculation is based on the Bellcore Reliability
Prediction Procedure, TR-NWT-000332, Issue 4, September 1991.
The MTBF
prediction is used to estimate repair rates and spare parts requirements.
The MTBF data is calculated from predicted data at 55 ºC.
The Desktop Board
DG965WH MTBF is 123,402 hours.
2.14
Environmental
Table 35 lists the environmental specifications for the board.
Table 35. Desktop Board DG965WH Environmental Specifications
Parameter
Specification
Temperature
Non-Operating
-40
°
C to +70
°
C
Operating
0
°
C to +55
°
C
Shock
Unpackaged
50 g trapezoidal waveform
Velocity change of 170 inches/second²
Packaged
Half sine 2 millisecond
Product weight (pounds)
Free fall (inches)
Velocity change
(inches/sec²)
<20
36
167
21-40
30
152
41-80
24
136
81-100
18
118
Vibration
Unpackaged
5 Hz to 20 Hz:
0.01 g² Hz sloping up to 0.02 g² Hz
20 Hz to 500 Hz:
0.02 g² Hz (flat)
Packaged
10 Hz to 40 Hz:
0.015 g² Hz (flat)
40 Hz to 500 Hz:
0.015 g² Hz sloping down to 0.00015 g² Hz