Dell External OEMR R620 Owners Manual - Page 115

Connectors Internal USB Internal Dual SD Module (IDSDM) One 4-pin, USB 2.0-compliant Two optional flash memory card slots with the internal SD module NOTE: One card slot is dedicated for redundancy. Video Video type Video memory Integrated Matrox G200 16 MB shared Environmental NOTE: For additional information about environmental measurements for specific system configurations, see dell.com/environmental_datasheets. Standard Operating Temperature Expanded Operating Temperature Continuous operation: 10 °C to 35 °C at 10% to 80% relative humidity (RH), with 26 °C max dew point. De-rate maximum allowable dry bulb temperature at 1 °C per 300 m above 900 m (1 °F per 550 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 and in the System Event Log. < 10% of annual operating hours < 1% of annual operating hours 5 °C to 40 °C at 5% to 85% RH with 26 °C dew point. NOTE: Outside the standard operating temperature (10 °C to 35 °C), the system can operate down to 5 °C or up to 40 °C for a maximum of 10% of its annual operating hours. For temperatures between 35 °C and 40 °C, de-rate maximum allowable dry bulb temperature by 1 °C per 175 m above 950 m (1 °F per 319 ft). -5 °C to 45 °C at 5% to 90% RH with 26 °C dew point. NOTE: Outside the standard operating temperature (10 °C to 35 °C), the system can operate down to -5 °C or up to 45 °C for a maximum of 1% of its annual operating hours. For temperatures between 40 °C and 45 °C, de-rate maximum allowable dry bulb temperature by 1 °C per 125 m above 950 m (1 °F per 228 ft). 115