OptiPlex 980 Technical Guidebook Page 42DVD-ROM MT DT SFFOperatingTemperature Range 5C to 50C 5C to 50C 5C to 50CRelative HumidityRange 20% to 80% RH 20% to 80% RH 20% to 80% RHMaximum Wet BulbTemperature 29C 29C 29CAltitude Range -200 to 3048m -200 to 3048m -200 to 3048mEnvironmentalNon-OperatingConditions(Non-Condensing):OperatingTemperature Range -40C to 65C -40C to 65C -40C to 65CRelative HumidityRange 5% to 95% RH 5% to 95% RH 5% to 95% RHMaximum Wet BulbTemperature 38C 38C 38CAltitude Range -200 to 10600m -200 to 10600m -200 to 10600m1 DVD-ROM drives may have write-capable hardware that has been disabled via firmware modifications.DVD+/-RW withBlu-Ray-ROM MT DT SFFExternal Dimensionsinches/centimeters(With Bezel – W x H xD)149mm(6in)/42mm(2in)/ 190.5 (max)149mm(6in)/42mm(2in)/ 190.5 (max)128.0 mm (5.04)/12.7mm (0.5 in)/126.1mm (4.97in)Weight (max)pounds/kilograms 830g 7830g 190gInterface type andspeed SATA 1.5Gbit/s SATA 1.5Gbit/s SATA 1.5Gbit/sDisc Capacity Standard Standard StandardInternal buffer size 4MB 4MB 2MBAccess Times(typical) (1/3 stroke) 160ms (1/3 stroke) 160ms (1/3 stroke) 180msMaximum DataTransfer RatesWrites 16x DVD/ 40x CD 16x DVD/ 40x CD 8x DVD / 24x CDReads 6x BD/16x DVD/40x CD 6x BD/16x DVD/40x CD 4x BD/8x DVD/ 24x CDPower SourceDC PowerRequirements 12V, 5V 12V, 5V 5VDC Current 1200mA (12V)/ 900mA(5V)1200mA (12V)/ 900mA(5V) 900mAEnvironmentalOperating Conditions(Non-Condensing):OperatingTemperature Range 5C to 50C 5C to 50C 5C to 50CRelative HumidityRange 20% to 80% RH 20% to 80% RH 20% to 80% RHMaximum Wet BulbTemperature 29C 29C 29CAltitude Range -200 to 3048m -200 to 3048m -200 to 3048mEnvironmentalNon-OperatingConditions(Non-Condensing):