HP Z220 SFF Series User Manual page 29

Ensure that the ambient air temperature falls within the environmental specifications listed in this
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document.
NOTE: The ambient upper limit of 35°C (95°F) only good up to 1524 m (5000 ft) elevation.
There is a 1°C (33.8°F) per 304.8 m (1000 ft) derating above 1524 m (5000 ft). So, at 3,048 m
(10,000 ft), the upper ambient air temperature limit is 30°C (86°F).
For cabinet installation, ensure adequate cabinet ventilation and ensure that the ambient
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temperature within the cabinet does not exceed specified limits.
Never restrict the incoming or outgoing airflow of the workstation by blocking any vents or air
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intakes, as shown in the following figure.
Figure 3-2
Proper workstation placement
Ensuring proper ventilation
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