Dell OptiPlex 780 Technical Guide - Page 28

DELL™ OPTIPLEX™ 780 TECHNICAL GUIDEBOOK V2.0 HARD DRIVES (CONT.) 3.5" 250GB SATA 7200 RPM HDD (CONT.) Environmental Operating Conditions (Non-Condensing): Temperature Range Relative Humidity Range Maximum Wet Bulb Temperature Altitude Range Environmental Non-Operating Conditions (Non-Condensing): Temperature Range Relative Humidity Range Maximum Wet Bulb Temperature Altitude Range 3.5" 320GB SATA 7200 RPM HDD Capacity (bytes) Dimensions inches (W x D x H) Interface type and Maximum speed Internal buffer size Average Seek Time Rotational Speed Logical Blocks Power Source DC Power (Max) DC Current Environmental Operating Conditions (Non-Condensing): Temperature Range Relative Humidity Range Maximum Wet Bulb Temperature Altitude Range Environmental Non-Operating Conditions (Non-Condensing): Temperature Range Relative Humidity Range Maximum Wet Bulb Temperature Altitude Range 50C to 600C 20% to 80% non-condensing 290C -50 ft to 10000 ft -400C to 650C 10% to 90% non-condensing 380C -50 ft to 35000 ft 320,072,933,376 5.87 x 4 x 1 Up to 3Gb/s 16 MB 8.5 ms 7200 rpm 625,142,448 Idle 7.0W, Active 10.0W 5V (.8A) and 12V (1.8A) 50C to 600C 20% to 80% non-condensing 290C -50 ft to 10000 ft -400C to 650C 10% to 90% non-condensing 380C -50 ft to 35000 ft 28