Dell PowerEdge R830 Owners Manual - Page 30
Expanded operating temperature restrictions
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Table 25. Expanded operating temperature specifications (continued) Expanded operating temperature Specifications For temperatures between 40°C and 45°C, de-rate maximum allowable temperature by 1°C per 125 m above 950 m (1°F per 228 ft). NOTE: When operating in the expanded temperature range, system performance may be impacted. NOTE: When operating in the expanded temperature range, ambient temperature warnings may be reported on the LCD panel and in the System Event Log. Expanded operating temperature restrictions ● Do not perform a cold startup below 5°C. ● The operating temperature specified is for a maximum altitude of 950 m. ● PCIe Cards are not supported on slot 1 and 2. ● A maximum of eight hard drives are supported on systems with a 135 W processor. ● Redundant power supplies are required. ● Non-Dell qualified peripheral cards and/or peripheral cards greater than 25 W are not supported. 30 Technical specifications
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